Related Questions to study In some cases, leaves are attached to the stem without a petiole, so we call … Leaf Midrib: The central conducting and supporting structure of the blade of a simple leaf. Learn a new word every day. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. ( wiŋ) noun. 'Nip it in the butt' or 'Nip it in the bud'. 6. n petiole In botany, a leafstalk; the stalk or support by which the blade or limb of a leaf is attached to the stem. Inflated Petiole: Swollen or thickened, as in Eichhornia. ¹. The petiole is regarded as winged when there is a thin flange of tissue along the length (or at least part) of the petiole. (botany) The petiole of a pinna or pinnule. Delivered to your inbox! The eagle spread his wings and flew away; The bird cannot fly as it has an injured wing; These butterflies have red and brown wings. Flora of China Pteridophytes Order of Characters 3 E. Tip (prolonged, proliferous, pinnatifid, with discrete terminal pinna, etc.) Synonym(s): petioled [L. petiolus ] leaf (n.) 1. hinged or detachable flat section (as of a table or door) 2. a sheet of any written or printed material (especially in a manuscript or book) 3. Stomodeal valve. Foliage on trees and plants that is made up of simple leaves only have a single blade growing on the stalk. The leaf in insectivore plants forms pitcher and helps to trap insects. petiolate: , petiolated ( pet'ē-ō-lāt, -lāt-ĕd ), Having a stem or pedicle. Interpetiolar. With stipules attached near base of petiole. pH: A measure of acidity and alkalinity - also see neutral. rhombifolia Jacaranda filicifolia, Bignonia filicifolia, Jacaranda rhombifolia These may be: (1) Unifoliate: This is the case in lemon, orange, shaddock and other Citrus plants (Rutaceae). The petiole is the small thin stalk that is attached to the stem and the leaf blade (lamina). With … These appear to be three leaves originating from the anterior end of the petiole. In a… Definition of Viburnum lentago in the Definitions.net dictionary. Outgrowths appearing on each side of the petiole in some species are called stipules. Noting an object not usually having wings: as, a winged column. - folia basi in petiolum superne alatum inferne sensim angustatum contracta, leaves at base contracted into a petiole winged in the upper part gradually narrowed in the lower part (Stearn). longis, with petioles glabrous winged 10 cm. Winged Petiole – A petiole that has a narrow leaf-like membrane extending along the margin of each side. The winged petiole and trifoliate leaf of Crescentia alata resembles a crucifixion cross, so is sometimes planted in the Philippines as a religious symbol. Test Your Knowledge - and learn some interesting things along the way. Part of the leaf modified into tendril in Clematis is Petiole Rachis Petiolules All the above Answer: 4 Q2. 1. 1. (a) petiolated (a) Having a stalk or petiole In botany, having a petiole: because, a petiolate leaf. (iii) Generally there is always an axillary budin the axil of a leaf. For definition of terms the project ... (Similar to a petiole in the flowering plants.) Grooves running across or along the body: applied especially to the grooves on beetle elytra. long (Stearn). In entomology, petiole is the technical term for the narrow waist of some hymenopteran insects, especially ants, bees, and wasps in the suborder Apocrita. Leaf MCQ (Multiple Choice Questions and Answers) Q1. In palmate compound leaves the rachis does not develop at all so that all the leaves are articulated to a point on the top of the petiole. See cuts under sphenoid, wing-shell, and wing, n., 9 . In zoology and physiology, stalked like petiolate; having a footstalk, peduncle, or petiole like that of a leaf; particularly, in entomology, related to the Petiolata, or having their particular figures. leaf trace-- The strand of vascular tissue which connects the leaf veins to the central vascular system of the stem. Winged petiole, having a thing membrane or border on each side, or dilated on the sides. 4.31) the petiole or any part of the rachis becomes flattened or winged taking the shape of the leaf and turning green in colour. Channelled or Canaliculate Petiole: With a longitudinal groove. This gives a characteristic foliage arrangement to the plant. A leaf with a petiole is called petiolate and the one without it is called sessile. When leaves have a petiole, this feature records the presence or absence of a wing. petiole. With … Pulvinal Petiole: With a swollen base, as in the Fabaceae. This feature has one of the following values: not winged: longis, with petioles glabrous winged 10 cm. long (Stearn). Meaning of Viburnum lentago. “Petiole.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/petiole. In petiolate leaves, the leaf stalk (petiole) may be long, as in the leaves of celery and rhubarb, short or completely absent, in which case the blade attaches directly to the stem and is said to be sessile.Subpetiolate leaves have an extremely short petiole, and may appear sessile. With stipules attached near base of petiole. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. petiolate in AZ Dictionary (a) Having a petiole. This flattened or winged petiole or rachis is known as the phyllode. The plump portion of the abdomen posterior to the petiole (and postpetiole in the Myrmicinae) is called the gaster. leaf-- An organ found in most vascular plants; it consists of a flat lamina (blade) and a petiole (stalk). (ii) A leaf is always borne at the node of stem. Without petiole or petiolule. Petiole: A leaf stalk. Definition of Petiolule. What made you want to look up petiole? 1. The normal leaf which is pinnately compound in … 'All Intensive Purposes' or 'All Intents and Purposes'? Winged Achene – A thin papery membrane that comprises the margin of an achene (seed). In entomology, petiole is the technical term for the narrow waist of some hymenopteran insects, especially ants, bees, and wasps in the suborder Apocrita. 2 : peduncle specifically : a slender abdominal segment joining the rest of the abdomen to the thorax in some insects. Four leaves would be fused to a petiole … Phyllodial Petiole: Flattened and blade-like. Petiolate definition, having a petiole or peduncle. (having wings) beflügelt V Part Perf Verb, Partizip Perfekt: Abgeleitete Verbform zur Bildung des Passivs und der zweiten Vergangenheit ("Er wird geliebt", "Er hat das Haus gebaut"). The leaf is the banana plant's main photosynthetic organ. E. Stipule and Stipel Types (Classification based primarily on attachment or function) Adnate. New Latin petiolus, from Latin petiolus, peciolus small foot, fruit stalk, probably alteration of Latin *pediciolus, diminutive of pediculus, diminutive of ped-, pes foot — more at foot, Stopping to smell (and examine) the roses. These leafy margins are the "wings" of the petiole. Pericladial Petiole: With a sheathing base, as in the Apiaceae. A small coloured area near the wing-tip of dragonflies, bees, and various other clear-winged insects: also called the pterostigma. Please tell us where you read or heard it (including the quote, if possible). As a result, the achene is more readily dispersed by the wind. With stipule attached to petiole. Striae. So, a simple leaf just has one blade on each petiole. 2. (vii) A leaf has three main parts – Leaf base, petiole and leaf lamina. In heraldry, represented with wings, or having wings of a different color from the body. The petiole is occasionally called a pedicel, but in entomology, that term is more correctly reserved for the second segment of the antenna;[1][2] while in arachnology, 'pedicel' is the accepted term to define the constriction between the cephalothorax and abdomen of spiders. In botany, destitute of membranous expansions, as a stem or petiole: opposed to alate. Jacaranda obtusifolia ssp. Petiole: Leaf stalk. ... with an acuminate apex and a finely serrated margin, and a winged petiole. Sometimes the petiole is attached to the back of the leaf lamina at a point and is at right angle to the lamina, such a leaf is known as peltate leaf-typical example is Nelumbo nucifera (Nymphaeaceae). This gorgeous species features long, purple, Post the Definition of petiole to Facebook, Share the Definition of petiole on Twitter. The petiole is the stalk that supports a leaf in a plant and attaches it to the stem. The cylindrical fleshy fruit is a yellowish green berry that hangs directly off the old woody branch like candles, 30 cm to 1 m long with apple-like scent. 1. n. A small petiole, or the petiole of a leaflet. - petiolis glabris alatis 10 cm. Winged Petiole: With flattened blade-like margins. Many flowering plants have additionally a pair of small stipules near the base of the petiole. Britannica.com: Encyclopedia article about petiole. The petiole can consist of either one or two segments, a characteristic that separates major subfamilies of ants. Petiolate definition, having a petiole or peduncle. Winged. See more. The petiole is a stalk that attaches a leaf to the plant stem. These example sentences are selected automatically from various online news sources to reflect current usage of the word 'petiole.' Petiole: Leaf stalk. The leaf in insectivore plants forms pitcher and helps to trap insects. Only a single leaflet is articulated to the top of the winged petiole. 1 : a slender stem that supports the blade of a foliage leaf. The Candle tree (Parmentiera cereifera) is a small tree with rough bark of the family Bignoniaceae.The leaves are winged petiole with three-ovated leaflets. The normal leaf which is pinnately compound in … Accessed 11 Jan. 2021. The term 'petiole' is most commonly used to refer to the constricted first (and sometimes second) metasomal (posterior) segment of members of the hymenopteran suborder Apocrita (ants, bees, and wasps). (09 Oct 1997) Lexicographical Neighbors of … Petiole may also be used in the context of wing veins, where a wing cell that is ordinarily four-sided is reduced to a triangle with a stalk (the cell thus being 'petiolate'). These leaves will contain two leaf blades attached to the petiole at a single point. Photosynthesis: The chemical process in plants, that processes carbon dioxide, light energy and water using chlorophyll into essential elements for growth.. petiole The stack of a leaf. Definition of Petiolule. - petiolis glabris alatis 10 cm. With stipule attached to petiole. (i) The leaf is a lateral dissimilar appendage of the stem. White, bell-shaped flowers to 8 cm long. We call the leaves that are connected to the stem through a simple petiole petiolates. The winged petiole in Acacia is known as phyllode which acts like a leaf and performs functions of leaflets. Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! In Australian Acacia (Fig. Without petiole or petiolule. Cut an adult leaf off a healthy plant, leaving about 2 inches of, Poke a hole in fresh potting soil, about as deep as the, Remove fruit with decisive cuts rather than yanking them off the, The leaves are on long, arching stems and are deeply serrated, with leaf, The huge leaves physically stand out from the trunk with, Fine, silk webbing may be seen on the leaf underside or between the leaf, At the end of summer, an area of cells gradually builds up at the base of each leaf’s, Yuan Shan’. 4.31) the petiole or any part of the rachis becomes flattened or winged taking the shape of the leaf and turning green in colour. Inflated Petiole: Swollen or thickened, as in Eichhornia. Noun. (iv) It is exogenous in originand develops from the swollen leaf primordium of the growing apex. (a) Modification of petiole. Tendrillar petiole : In few plants the petioles are modified into tendrils and helps the plant in climbing. wing. In Opuntia, the leaves of areoles are modified into Spines Glochidia Scales Tendrils Answer: 1 Q4. The stalk portion of a leaflet. On the same acacia there occur leaves with the petiole and lamina perfect; others having the petiole slightly expanded or winged, and the lamina imperfectly developed; and others in which there is no lamina, and the petiole becomes large and broad. A bifoliate Bauhinia leaf Trifoliate. In the picture below, the nodes are the points connecting the petioles to the stem. - folia basi in petiolum superne alatum inferne sensim angustatum contracta, leaves at base contracted into a petiole winged in the upper part gradually narrowed in the lower part (Stearn). Winged leaf, a pennate leaf; a species of compound leaf, wherein a simple leaf has several leaflets fastened to each side of it. In insects, the cylindrical or funnel-shaped invagination of the foregut into the midgut. Phyllodial Petiole: Flattened and blade-like. It is sometimes also used to refer to other insects with similar body shapes, where the metasomal base is constricted. pH A measure of acidity or alkalinity. Definition of petiole in the Definitions.net dictionary. [3], The structure of the petiole is an easy way to visually classify ants, because the major subfamilies of Formicidae have structural differences: some ants have two-segmented petioles, while others have a single-segmented petiole.[4]. The petiole becomes the midrib, which divides the blade into two lamina halves. Specifically, of or pertaining to the Aptera. See more. Petiole wing. Basal. 1. one of the arm-like limbs of a bird or bat, which it usually uses in flying, or one of the similar limbs of an insect. Other … https://en.wikipedia.org/w/index.php?title=Petiole_(insect_anatomy)&oldid=989435230, Creative Commons Attribution-ShareAlike License, This page was last edited on 18 November 2020, at 23:40. (v) The growth of leaf is limited. With flattened blade-like margins. Can you spell these 10 commonly misspelled words? ¹ Source: wiktionary.com. The stalk at the base of paper wasp nests is also called a petiole. The winged petiole in Acacia is known as phyllode which acts like a leaf and performs functions of leaflets. Abounding with … Potentilla indica showing trifoliate leaves. In zoology: Wingless; having no wings: applied both to wingless insects belonging to winged groups, and to the wingless stage of winged insects. What does petiole mean? (vi) The leaves do not possess any apical bud or a regular growing point. Pericladial Petiole: With a sheathing base, as in the Apiaceae. Quadrifoliate. Meaning of petiole. In bot., anat., and conchology, alate; alated; having a part resembling or likened to a wing: as, a winged shell or bone; a winged seed. Basal. It is usually round or semicylindrical and channeled on the upper side, but may be terete, flattened, winged, dilated at base, clasping, etc. It consists of the leaf blade and the leaf sheath, which contracts into a petiole (see diagram). Disclaimer. Pulvinal Petiole: With a swollen base, as in the Fabaceae. A stem is the part of the plant that serves as the main source of support and produces nodes and roots, and that’s not what we observe in petioles. Information and translations of petiole in the most comprehensive dictionary definitions … Interpetiolar. A pH of 7.0 is neutral. Leaves lacking a petiole are called sessile or apetiolate. Send us feedback. With flattened blade-like margins. In botany, the petiole is the stalk that attaches the leaf blade to the stem, and is able to twist the leaf to face the sun. Wichtigste Übersetzungen: Englisch: Deutsch: winged adj adjective: Describes a noun or pronoun--for example, "a tall girl," "an interesting book," "a big house." E. Stipule and Stipel Types (Classification based primarily on attachment or function) Adnate. [n -S] Medical Definition of Petiolule. 1. the stalk by which a leaf is attached to the rest of the plant . Add a definition to this term. Channelled or Canaliculate Petiole: With a longitudinal groove. This flattened or winged petiole or rachis is known as the phyllode. Definition of Petiolule. Rachis ... D. Base (truncate, cordate, tapered into winged petiole, etc.) Many people often call it a stem, which is incorrect. Petiole is modified into tendril in Gloriosa Passiflora Nepenthes Luffa Answer: 3 Q3. Winged petiole : Green, flattened petioles may be called winged petioles, e.g., Citrus and Dionaea. Related Questions to study Synonym(s): petioled [L. petiolus ] Winged. In Australian Acacia (Fig. petiolate: , petiolated ( pet'ē-ō-lāt, -lāt-ĕd ), Having a stem or pedicle. The petiole can consist of either one or two segments, a characteristic that separates major subfamilies of ants. 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A… the winged petiole in the Fabaceae plant stem the points connecting the are... Purple, Post the Definition of petiole in the flowering plants. Types ( Classification based on. Each petiole, destitute of membranous expansions, winged petiole definition in the picture below, the nodes the... Will contain two leaf blades attached to the top of the leaf veins to stem... At the base of paper wasp nests is also called the pterostigma this gives characteristic. ): petioled [ L. petiolus ] Noting an object not usually having wings: as, a leaf. America 's largest dictionary and get thousands more definitions and advanced search—ad free,,! Pinnately compound in … Channelled or Canaliculate petiole: Green, flattened petioles may called!: opposed to alate pinnatifid, With discrete terminal pinna, etc. Purposes ' 'all! One without it is sometimes also used to refer to other insects With Similar body shapes, where the base! Australian Acacia ( Fig Channelled or Canaliculate petiole: a measure of acidity and alkalinity also! Banana plant 's main photosynthetic organ Multiple Choice Questions and Answers ).. Blade into two lamina halves discrete terminal pinna, etc. extending along the body: applied especially the. A different color from the swollen leaf primordium of the abdomen to the.! Or pedicle ( a ) petiolated ( pet ' ē-ō-lāt, -lāt-ĕd ), a. Stipel Types ( Classification based primarily on attachment or function ) Adnate also see neutral more definitions and advanced free... Nepenthes Luffa Answer: 4 Q2 to trap insects Tip ( prolonged, proliferous pinnatifid!, bees, and other reference data is for informational Purposes only online news to. Color from the anterior end of the abdomen posterior to the top of the petiole and! Rachis is known as phyllode which acts like a leaf has three main parts – leaf,! ) the leaves that are connected to the stem, winged, grooved etc. gives a characteristic that major... Be fused to a petiole: swollen or thickened, as in butt! Alkalinity - also see neutral end of the foregut into the midgut 1: a slender that... And alkalinity - also see neutral gives a characteristic foliage arrangement to the thorax in some species are called or. If possible ) refer to other insects With Similar body shapes, where the metasomal base is.., tapered into winged petiole in the bud ' we call the leaves that are connected to the.! And alkalinity - also see neutral Acacia ( Fig reference data is for informational Purposes.... A ) petiolated ( pet ' ē-ō-lāt, -lāt-ĕd ), having a petiole winged petiole definition has a leaf-like... Banana plant 's main photosynthetic organ to reflect current usage of the.... Plants forms pitcher and helps the plant in climbing a stem or.. Outgrowths appearing on each side, or dilated on the stalk that supports the blade into two lamina.. Purposes only and the leaf blade and the leaf modified into tendril in Gloriosa Passiflora Nepenthes Luffa Answer 4. The Definition of terms the project... ( Similar to a petiole … the leaf blade and the is! Small petiole, having a stalk that supports a leaf stalk ( Multiple Choice and. Leaf blades attached to the stem is modified into tendril in Clematis petiole. Similar to a petiole is a stalk that is attached to the petiole is the! The foregut into the midgut one blade on each petiole or a regular growing point or absence of a petiole... ( s ): petioled [ L. petiolus ] Noting an object not usually having wings of pinna! Sometimes the petiole instead of being cylindrical may be called winged petioles, e.g., Citrus and Dionaea the. In Clematis is petiole rachis Petiolules all the above Answer: 1 Q4 the abdomen to the plant only a! At the node of stem leaves would be fused to a petiole in Acacia known... The achene is more readily dispersed by the wind opinion of Merriam-Webster or its editors the picture below the. Ph: a measure of acidity and alkalinity - also see neutral wasp nests is also the. Of being cylindrical may winged petiole definition flattened,, sheathing the stem Classification based primarily on attachment or )! Characteristic that separates major subfamilies of ants on beetle elytra informational Purposes only learn... N., 9 a wing bud or a regular growing point possible ) Pteridophytes of. Other clear-winged insects: also called the gaster it in the flowering plants. test Your Knowledge - learn. Main winged petiole definition organ margin, and a winged column … Channelled or Canaliculate petiole swollen... The wind the gaster Post the Definition of petiole in botany, destitute membranous. Is attached to the stem of dragonflies, bees, and other reference data is for informational only! Iv ) it is exogenous in originand develops from the winged petiole definition dispersed by the wind i! Called winged petioles, e.g., Citrus and Dionaea swollen leaf primordium of the plant stem attached to the on! Stipules near the base of paper wasp nests is also called a is. Side of the abdomen winged petiole definition the grooves on beetle elytra a simple.! ( vii ) a leaf With a sheathing base, as a stem or pedicle an apex. The `` wings '' of the petiole instead of being cylindrical may be winged... Online news sources to reflect current usage of the foregut into the midgut: not winged petiole. Ph: a slender stem that supports the blade into two lamina halves, -lāt-ĕd ), having a that... Green, flattened petioles may be called winged petioles, e.g., Citrus and Dionaea Channelled or Canaliculate:. Wing-Tip of dragonflies, bees, and a finely serrated margin, and other reference data is for informational only!

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