Petiole- It is also known as the leaf stalk. It is of two types, Pinnately reticulate venation : In this type of venation there is only one midrib in the center which forms many lateral branches to form a net work. 3. The base of a leaf is the lower part of the lamina, where it is attached to the petiole or stem. STUDY. Stem: part of the plant that carries the leaves. There is awesome variety in leaf structure and some may have all or few of the following parts. In most of the dicotyledonous plants, the leaf-base bears two lateral appendages called the stipules. The pinnately compound leaf may be of the type 1. The petiole help hold the blade to light. 2. Within each leaf, the vascular tissue forms veins. Celery is a food crop known to need for a long, cool growing season and possess a somewhat fussy nature. The purpose of phyllotaxy is to avoid overcrowding of leaves so as to expose the leaves maximum to the sunlight for photosynthesis. : In this type of phyllotaxy one pair of leaves are, : In this type there are three leaves attached at each, : In this type, more than three leaves are present in a whorl at, : A leaf is said to be simple in which the leaf blade or lamina is, : Here the lamina is divided in to a number of leaf like lobes, In a pinnately compound leaf, the leaflets are borne on a common axis called the rachis. Lamina, Leaves are green, thin flattened lateral outgrowths of the stem. They are borne at the nodes of the stem. Nearly every leaf has a leaf stalk. eg. In Borassus (Palmyra) all the main veins spread out towards the periphery. The insect then digested. Log in Sign up. Protects surface. From this arise many veins perpendicularly and run parallel to each other eg. Tip of leaf. Leaf base- It is the part of the leaf in contact with the stem at the node. The leaves with stipules are called stipulate leaves and the leaves without stipules are called ex-stipulate leaves. This plant is … Leaves are the chief organs of. The Leaf-Base 2. Define: (i) Photosynthesis (ii) Transpiration. The two main functions of leaf are photosynthesis and transpiration. 6 terms. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Patterns of the leaf veins are often characteristic of plant taxa and may include one main vein and various orders of smaller veins, the finest veinlets infiltrating… Unipinnate 2. A leaf has following parts: - 1. It is mainly of two types namely Reticulate venation andParallel venation, 1. Leaf lamina grow out at the boundary between the two suites of genes defining the adaxial and abaxial domains. Midrib: line dividing the leaf in two. 149,721,946 stock photos online. The leaflets are known as the, : In this type of compound leaves, the primary rachis is branched, : In this type the secondary rachis produces the tertiary rachis, : When the compound leaf is more than thrice pinnate it is. In grass they converge at the apex and hence it is called convergent. Lamina definition, a thin plate, scale, or layer. It is known as pulvinus eg. This can happen in the case of spinal stenosis. Search. The Blade, or lamina, is the broad, flat part of the leaf.Photosynthesis occurs in the blade, which has many green food-making cells. The four main types of phyllotaxy are. A leaf consists of three main parts- petiole, leaf base and lamina. Planar lamina, a two-dimensional planar closed surface with mass and density, in mathematics; Laminar flow, (or streamline flow) occurs when a fluid flows in parallel layers, with no disruption between the layers; Lamina (algae), a structure in seaweeds Lamina (leaf), the flat part of a leaf, an organ of a plant Structure of a leaf: chlorophyll containing outgrowth of a stem or branch; the site of photosynthesis. Compound leaf: Here the lamina is divided in to a number of leaf like lobes called the leaflets. Structure of leaf (1) A leaf consists mainly of two parts lamina … Generally, leaf base, petiole, and lamina, together form the main parts of a leaf. The leaves with stipules are called stipulate leaves and the leaves without stipules are … In angiosperms leaves commonly have a pair of structures known as stipules, which are located on each side of the leaf base and may resemble scales, spines, glands, or leaflike structures. Most leaves have two main parts: (1) the blade and (2) the petiole, or leafstalk. lamina definition: 1. a layer or thin sheet of tissue 2. one of two curved parts at the back of a vertebra (= one of…. 1. Small processes located to either side of the base of the petiole are called the stipule. Compare canopy. Petiole. Long thin flexible petioles allow leaf blades to flutter in wind, thereby cooling the leaf and bringing fresh air to leaf surface. The leaf. Tip. If the leaf is sessile, those two lobes may surround the stem like two flaps or ears and then the base is termed auriculate. The Leaf ICSE Class-6th Concise Selina Biology Solutions Chapter-1.We Provide Step by Step Answer of Objective, True False , Fill in the blanks , Match the following , Short/Long Answer Type of Exercise-1 The Leaf.Visit official Website CISCE for detail information about ICSE Board Class-6. When all the leaflets are attached at a common point at the tip of the petiole, it is known as palmately compound leaf. See more. Leaf base 2. Join now. A plant has large number of leaves. Leaves originate from shoot apical meristems. The axillary bud later develops into a branch. II. It helps in seismonasti… firee5. A leaf (plural leaves) is the principal lateral appendage of the vascular plant stem, usually borne above ground and specialized for photosynthesis.The leaves and stem together form the shoot. The leaves of some kinds of plants also have a third part, called the stipules.. The two types of compound leaf are: 1. In this type of venation there is a prominent vein called the midrib from which arise many small veins which finally form a net like structure in the lamina. Sometimes leaf base shows different variations as follows : (a) Pulvinate leaf base : In members of leguminosae the leaf is swollen. Leaf base has two small leaf-like structure called stipules. Plant - Root System : Regions of a typical root and General Characteristic features of the root, Types of Root System And Functions of roots, Root Modifications for Taproot, adventitious roots, Characteristic features and Functions of the stem, Modifications of stem : 1. A typical leaf consists of three main parts: leaf base, petiole, and lamina. Leaf base 2. The lamina part of the leaf is called as epipodium. The following points highlight the three main parts of a leaf. Parts of the Celery Plant. 6. Marsilia) 5. It acts as a leaf cushion. A leaf is often flat, so it absorbs the most light, and thin, so that the sunlight can get to the chloroplasts in the cells. Write the two main functions of leaves. 2.Bipinnate: In this type of compound leaves, the primary rachis is branched to produce secondary rachis which bear the leaflets. The leaf is attached to the stem by the leaf base (hypo-podium) and may bear two lateral small leaf-like structures called stipules. eg. As a customer focused, world-class supplier of choice, we provide the brands, product breadth, distribution network and technical support for all your metal forming needs. In monocots the leaf base is very broad and flat and it clasps a part of the node of the stem … Tip/Leaf Apex: This is the tip of the leaf . e.g.Mango . Learn more. bostrychoid Acacia. The axillary bud later develops into a branch. 1.Unipinnate: In this type the pinnae are borne directly on the rachis. Blade (lamina): main part of the leaf. Leaf base 2. In many monocotyledons and a few dicotyledons the leaf-base grows into a … The leaf base is a protruding part of a leaf. 4. The leaf consists of three parts namely, leaf base (usually provided with a pair of stipules), petiole and leaf blade or lamina. Functions of lamina or leaf blade Get the answers you need, now! Cuneate bases are sharp-pointed, with an angle less than 45 degrees between opposite sides which form a wedge or triangular shape that tapers to a narrow region at the point of attachment of lamina with petiole. stem - (also called the axis) the main support of the plant. Tripinnate 4. They can be in many different forms, i.e. The leaf is attached to the stem by the leaf base (hypo-podium) and may bear two lateral small leaf-like structures called stipules. Structure of leaf (1) A leaf consists mainly of two parts lamina … A plant has large number of leaves. The petiole and the blade of the leaves are usually distinctly different. It is of two types: Opposite superposed: The pairs of leaves arranged in successive nodes are in the same direction i.e two opposite leaves at a node lie exactly above those at the lower node eg. This is the main portion of the leaf, also called the ‘blade’. Aerial modifications 2. Petiole 3. It is the expanded portion or blade of a leaf which is well adapted to absorb sunlight and carbon dioxide for photosynthesis. Leaf Base: This is the part where a leaf attaches to the stem. There is only one leaf at each node. The leaf consists of three parts namely, leaf base (usually provided with a pair of stipules), petiole and leaf blade or lamina. Its main functions are photosynthesis and gas exchange. The three main parts of a typical leaf are 1. Key Takeaways Key Points. It is the green ,flat , surface of the leaves .it consists of a small vein and veinlets .The primary function of lamina is photosynthesis.Mail Id ..amitakumar225@gmail.comWe all ready know due this pandemic corona virus disease all children can't go to school this science facts educational channel included chapter wise topic.and contains very interesting facts mix with knowledge. Vein: line dividing, but not completely, the leaf into sections. leaf apex - the outer end of a leaf; the end that is opposite the petiole. Mango. It may be with incision or without incision. In leaf: Leaf morphology …a broad expanded blade (the lamina), attached to the plant stem by a stalklike petiole. Photosynthesis occurs in the blade, which has many green food-making cells. The leaves are also fleshy with a prominent midrib, with five pairs of lateral veins. A leaf is, The arrangement of veins in the leaf blade or lamina is called, In this type, there is a prominent midrib in, : In this type the leaves are arranged alternatively in, : In this type of arrangement two leaves are present, : The pairs of leaves arranged in successive nodes. Lobes: A partial rounded portion of a le af margin, separated from the whole by a more or less deeply indentation Petiole 3. Mainly a leaf has four parts namely, Leaf base, Stipule, Petiole and Lamina. by the digestive juice secreted by the leaf. The Blade, or lamina, is the broad, flat part of the leaf. Lamina: The expanded portion or blade of a leaf. Most leaves have two main parts: (1) the blade and (2) the petiole, or leafstalk. Video from Nishamani. Some leaves like those of the pea, sensitive plant, mango have swollen leaf-bases. bloom A fine white or bluish waxy powder occurring on plant parts, usually stems, leaves, and fruits. Midrib: This is the middle vein of the leaf, it connects with the Petiole The blade is held away from the stem and sup- Hence it is called divergent. b. Palmately parallel venation : In this type several veins arise from the tip of the petiole and they all run parallel to each other and unite at the apex. Part # 1. Stipules. The leaves of some kinds of plants also have a third part, called the stipules. Reticulate Venation: This type of venation is common in all dicot leaves. List of main parts of a leaf in English: Midrip; Petiole; Tip; Veins; Lamina; Leaf parts with example sentences: Midrib. What is a lamina or leaf blade quora what is a lamina or leaf blade quora diffe parts of leaf qs study parts of a leaf gardening tips and. 2.Opposite Phyllotaxy: In this type of arrangement two leaves are present at each node, lying opposite to each other. The Robinson Library >> Plant Anatomy: The Parts of a Leaf. Lamina may refer to: . The Lamina. Answer: The foliage leaf consists of three parts, namely leaf base, petiole and lamina. The lamina is the part of the vertebra that connects the spinous process and the transverse process. A leaf has three main parts – Leaf base, petiole and leaf lamina. Sub aerial modifications 3. A typical leaf of two main parts: an expanded blade or lamina, and a stalk called the petiole, by which the leaf is attached to the stem. Petiole 3. are in the same direction i.e two opposite leaves at a node lie exactly above those at the lower node eg. Thanx for watching. The lamina contains following parts: (i) Veins: There are various types of lines on the leaf. The petiole keeps the leaf blade exposed to wind and cools the leaf. When the number of leaflets is odd, it is said to beimparipinnate eg. Bifoliate (eg.Zornia diphylla) 3. This vein is called midrib. 3. It acts as a leaf cushion. The edge of the lamina is usually referred to as the ‘margin’ of the leaf. (i) Leaf base (Hypopodium) : Leaf base is the lower most part of the leaf meant for attachment. 4. Leaf apex: The tip of a leaf opposite to the petiole M idrib The the central vein of a leaf it is usually continuous with the petiole. Parts of A Leaf. Parts of the Leaf The part of the Leaf by which it is attached to the stem is called = Petiole. Log in Sign up. Parts of a leaf: A leaf may seem simple in appearance, but it is a highly-efficient structure. Most leaves have stomata, which open and close.They regulate carbon dioxide, oxygen, and water vapour exchange with the atmosphere. When a well-defined petiole … A typical leaf consists of three main parts: leaf base, petiole and lamina. What is a lamina or leaf blade quora diffe parts of leaf qs study leaf base 2 petiole 3 lamina parts of a leaf their structure and. The leaf lamina is traversed by … Let us study each of them. They are borne at the nodes of the stem. There are three main parts of a leaf – Leaf base, leaf lamina, and petiole. A typical leaf consists of three main parts: leaf base, petiole and lamina. Decompound. Leaf base 2. The three main parts of a typical leaf are 1. 10. Leaves are the chief organs of photosynthesis. Study Material, Lecturing Notes, Assignment, Reference, Wiki description explanation, brief detail, Parts of a Leaf : 1. Leaf develops at the node and bears a bud in its axil. 3.Tripinnate: In this type the secondary rachis produces the tertiary rachis which bear the leaflets eg. Mainly a leaf has four parts namely, Leaf base, Stipule, Petiole and Lamina. a. Pinnateley Parallel venation : In this type, there is a prominent midrib in the centre. These lines are called veins (ii) Midrib: There is a thick vein in the middle of the leaf. Join now. (BS) Developed by Therithal info, Chennai. 1. Leaves which have the stipules are called stipulate, : Petiole connects the lamina with the stem or the branch. JayBhagat705 JayBhagat705 11.09.2020 Biology Secondary School It is normal that tobacco leaf blades cannot be separated from the stems in one round, so the process is repeated until the leaf blades are completely separated from the tobacco leafs. In some leaves there is no stipule for example. Suchswollen leaf bases are called pulvinate leaf bases as seen in mango leaves. Bombax). Lamina definition: a thin plate or layer , esp of bone or mineral | Meaning, pronunciation, translations and examples Under ground modifications, Leaf Venation : Reticulate, Parallel : Pinnately, Palmately, Inflorescence : Racemose, Cymose, Mixed and Special types, FLOWER - A Metamorphosed Shoot : Evidences to support that flower is a modified shoot, Types of Placentation : Axile,Marginal, Parietal, Basal, Superficial Placentation. The leaflets are borne on a common … The leaves without stipules are called exstipulate. Lamina/Blade: This is the blade of the leaf. There are two different types of leaves – simples leaves and compound leaves. Modifications of leaf Parts of leaf. Some leaves have a petiole, which attaches the leaf to the stem; leaves that do not have petioles are directly attached to the plant stem and are called sessile leaves. 2. Lamina or Leaf blade- Is the green flat and broad part of the leaf. The Leaf ICSE Class-6th Concise Selina Biology Solutions Chapter-1 Typically, a leaf consists of a broad expanded blade (the lamina), attached to the plant stem by a stalklike petiole.In angiosperms leaves commonly have a pair of structures known as stipules, which are located on each side of the leaf base and may resemble scales, spines, glands, or … The parts are: 1. The Broad, Green part of the Leaf is called = Lamina. bole The trunk of a tree, usually the portion below the lowest branch. midrib - the central rib of a leaf - it is usually continuous with the petiole. Margins: The boundary area extending along the edge of the leaf. The leaf is divided at the ligule into a cylindrical sheath and the flat blade or lamina. According to the number of leaflets present the compound leaf may be 1. It is easily removed by rubbing. Leafstalk (petiole): part of the leaf that is attached to the stem. eg. What are the parts of a leaf? New users enjoy 60% OFF. Margin: This is the outer edging of the leaf. Lamina parts: Leaf a pex: The tip of a leaf opposite to the petiole. Let us study each of them. Download 41 Leaf Lamina Stock Illustrations, Vectors & Clipart for FREE or amazingly low rates! Leaf Parts: Any of these parts may be lacking, modificate or reduced. A leaf is an above-ground plant organ and it is green. 62, a). Trifoliate (eg. External Parts of a Leaf. Mail Id ..amitakumar225@gmail.com We … Check determinations of the leaf area showed that this relationship held for the plants being studied. https://www.toppr.com/guides/biology/anatomy-of-flowering-plants/leaf Leaf morphology. Lamina definition, a thin plate, scale, or layer. Log in. Pinnately compound leaves 2. Broken tobacco leafs enter the separators which separate the lighter parts of the tobacco leafs - leaf lamina without stems from heavy parts of leaves, leaf lamina with stems. (i) Leaf base (Hypopodium) : Leaf base is the lower most part of the leaf meant for attachment. Guava, Opposite decussate: In this type of phyllotaxy one pair of leaves are placed at right angles to the next upper or lower pair of leaves. Parallel Venation: In this type of venation all the veins run parallel to each other. Whorled : In this type, more than three leaves are present in a whorl at each node eg. Eg. This video is unavailable. The edge of the leaf is called the margin. (i) Photosynthesis: The process by which a plant leaf prepares or. Leaves (External Structure of Foliage Leaves (Leaf Blade (Lamina, Light…: Leaves (External Structure of Foliage Leaves, Morphology and Anatomy of Other Leaf Types, Internal Structure of Foliage Leaves, Concepts (Stems, Leaves, Shoot System), Initiation and Development of Leaves) According to the number of leaflets present the compound leaf may be 1. unifoliate (eg. In most of the plants it is indistinct. Nerium. The lamina is often the site of back surgery when you need to relieve the symptoms caused by pressure on the spinal nerve roots. It may be with incision or without incision. serrated, parted. Leaf areas of the new flush leaves were calculated from the equation computed for cocoa leaves by Reynolds (1971): log y =-0-632 + 1 987logX, where Y is the leaf area and X the length of the leaf lamina along the mid-rib. Multifoliate (eg. Leaves are green, thin flattened lateral outgrowths of the stem. The blade has many layers that not only help the plant move but also help it store materials and byproducts of photosynthesis. Lamina, Leaves are green, thin flattened lateral outgrowths of the stem. 1.a) Pinnately Reticulate 1.b) Palmately Reticulate, 2.a) Pinnately Parallel 2.b) Palmately Parallel, The arrangement of veins in the leaf blade or lamina is called venation. Leaf develops at the node and bears a bud in its axil. Stalk that joins the stem to the leaf. Leaves of different plants have different shapes and sizes, but all of them have same basic structure. e.g.Mango. The lamina of the leaf contains veins and veinlets that provide rigidity to the leaf … A typical leaf consists of three main parts: leaf base, petiole, and lamina. Phyllotaxy: The arrangement of leaves on the stem or the branches is known as phyllotaxy. Lamina. Parts of a Leaf . (ii) Lamina: The broad, green part of the leaf is called lamina. Anchor Lamina America is a leading international manufacturer and distributor of tool, die, and mold components for the metal working and plastics industries. PARTS OF A LEAF The main light-collecting structure on a leaf is a large, broad, flat surface called the leaf blade. Calotropis, 3.Ternate Phyllotaxy : In this type there are three leaves attached at each node eg. Parts of a leaf. The leaf blade, or lamina, consists of a central tissue, called the mesophyll, surrounded on either side by upper and lower epidermis. The three main parts of a typical leaf are 1. Leaf base is also known as hypanthodium or leaf foundation or leaf cushion or leaf buttress. Oxalis) 4. quadrifoliate (eg. Leaves are collectively referred to as foliage, as in "autumn foliage". Neem .When the number of leaflets is even it is said to be paripinnate eg. Leaves are the chief organs of photosynthesis. Parts of a Leaf, Their Structure and Functions With Diagram Petioles, stipules, veins, and a midrib are all essential structures of a leaf. The green leaves of the plant are collectively called as foliage of the plant. PARTS OF A LEAF The main light-collecting structure on a leaf is a large, broad, flat surface called the leaf blade. Tip Base of the leaf stalk. Tamarind. The three main parts of a typical leaf are 1. The petiole part of the leaf is also called as mesopodium. Besides the shapes considered above leaves may be shaped differently by incision of the leaf lamina. leaf, it closes its two parts and trap the insect. End of a leaf attaches to the stem broad, flat and green part of leaf... Base- the basal part of the leaf is described below in detail parts... Class-6Th Concise Selina Biology Solutions Chapter-1 parts of a leaf consists of three parts. To a number of leaflets present the compound leaf may be lacking, modificate or reduced for!, where it is mainly of two types namely Reticulate venation andParallel venation,.. Basic structure `` autumn foliage '' a. Pinnateley parallel venation: this is the part of leaf. Blade and ( 2 ) the petiole, or leafstalk leaves which have the stipules the centre lamina. Leaf – leaf base, petiole, or lamina, together form main... The terminal thin, broad, flat and green part of a leaf is called as epipodium Assignment... Many different forms, i.e and byproducts of photosynthesis blade ’ as in `` autumn foliage.! The main flat area is called as epipodium two parts lamina … What the... A typical leaf consists of three main parts of a typical leaf are 1 any in! Major vascular bundle of the Celery plant flexible petioles allow leaf blades to flutter wind... Usually referred to as the ‘ blade ’ answers you need to relieve the symptoms caused pressure. Veins perpendicularly and run parallel to each other and trap the insect ( Hypopodium ): leaf base petiole! Addition, it is mainly of two parts and trap the insect leaves like those of the stem the! Parts- petiole, it may possess two lateral small leaf-like structures called stipules and broad part of stem!: petiole connects the spinous process and the blade or lamina is known as leaf!, thin flattened lateral outgrowths of the plant are collectively called as foliage the. Of leguminosae the leaf into sections 1 ) a leaf blade or epipodium the... ) midrib: there are various types of leaves – simples leaves and the leaves are alternatively... Functions of lamina or leaf cushion or leaf buttress: in this type of all... The stalk or petiole Therithal info, Chennai stipulate,: petiole - a consists! Leaf which performs the function of photosynthesis have stomata, which open and close.They regulate dioxide! Bases as seen in mango leaves oxygen, and fruits three main parts: leaf base is called =.. Wiki description explanation, brief detail, parts of a plant which attached. Is entire Illustrations, Vectors & Clipart for FREE or amazingly low rates a dicotyledons. The leaf-base grows into a … parts of a tree, usually stems,,! Specialized for photosynthesis whorl at each node eg blade exposed to wind and cools leaf... Materials and byproducts of photosynthesis many different forms, i.e seem simple in which the leaf different forms i.e. By no means a conspicuous part of a leaf essential structures of a leaf or petiole may not have petiole! Do not bear any axillary buds in their axils, but nearer to the number leaflets. A stem or branch BS ) Developed by Therithal info, Chennai: there are types... And run parallel to each other eg the middle of the vertebra that the! That this relationship held for the plants being studied like those of the leaf is called 'leaf base.. Present in a whorl at each node, lying opposite to each other an plant. Be in many monocotyledons and a margin cools the leaf is more than thrice pinnate it is usually continuous the. Leaf structure and some may have all or few of the stem or branch members leguminosae... Lamina … What are the parts of a leaf Here the lamina are downwards. A leaf, usually the portion below the lowest branch thin flexible petioles allow blades... The terminal thin, broad, flat and green part of the plant move but also help it store and! Prominent midrib in the same direction i.e two opposite leaves at a node lie exactly those... The bud fresh air to leaf surface: when the compound leaf is an above-ground organ specialized for photosynthesis to! Blades to flutter in wind, thereby cooling the leaf is called 'leaf base ' Robinson >. Sunlight for photosynthesis parts- petiole, and a midrib, with five pairs of lateral veins buds in axils... Sometimes leaf base, petiole and lamina of photosynthesis leaf may be 1. unifoliate ( eg leaves and the overlap!: any of these parts may be lacking, modificate or reduced lamina... The symptoms caused by pressure on the leaf be 1. unifoliate ( eg conspicuous of. Thick vein in the middle of the leaf is the broad, part... Flattened part of the leaf the part of the leaf is swollen spinal stenosis are extended downwards arrangement leaves! Trunk of a leaf is attached to the blade and ( 2 ) the petiole are the... Contains following parts in the case of spinal stenosis Pulvinate leaf base, called stipules many layers that only! Type there are two different types of leaves – simples leaves and the leaves different... Support of the leaf base: in this type of compound leaves, a. Be paripinnate eg a swollen leaf base ( hypo-podium ) and may bear two small. Arranged alternatively in the blade is held away from the stem and a few dicotyledons leaf-base! Stem - ( also called as foliage, as in `` autumn foliage '' and. And other study tools upper side of the stem and other study tools means. Blade and ( 2 ) the blade it is said to be paripinnate eg and may bear lateral! All essential structures of parts of a leaf lamina leaf is held away from the stem at the node bears... Centric cordate, etc end that is opposite the petiole part of the leaf is highly-efficient. Ii ) midrib: there are three main parts: ( 1 ) the blade may not have any in.: Here the lamina, where it is attached to the petiole Selina Biology Solutions parts. According to the sunlight for photosynthesis, parts of the leaf check determinations of the leaf which the! Leaf develops at the apex and hence it is the expanded portion or blade of a plant is. Library > > plant Anatomy: the base, petiole and leaf lamina, leaves are arranged in. At each node, lying opposite to each other tissue forms veins the tertiary rachis bear. A food crop known to need for a long, cool growing season possess! Have a third part, called the ‘ blade ’ as palmately compound leaves functions of lamina flattened... - it is attached to the stem or branch petiole- it is green by no means a part. Plants have different shapes and sizes, but all of them have same structure! Upper side of the leaf is attached to the stem is called (!: chlorophyll containing outgrowth of a tree, usually the portion below the lowest.... Calotropis, 3.Ternate phyllotaxy: in this type of arrangement two leaves are green, thin flattened outgrowths! Carries the leaves are collectively referred to as foliage, as in `` autumn foliage '' the is! Plants have different shapes and sizes, but all of them have same basic structure rachis is branched produce. Leaves of different plants have different shapes and sizes, but not completely, the vascular tissue forms veins nerve! For example: it is the part of a leaf and it is by no means conspicuous. Well-Marked midrib, with five pairs of lateral veins borne at the lower most of!, Wiki description explanation, brief detail, parts of a leaf is swollen well-defined...
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