plant organ

Definitions of plant organ
  1. noun
    a functional and structural unit of a plant or fungus
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    reproductive structure
    the parts of a plant involved in its reproduction
    a partition or wall especially in an ovary
    honey gland, nectary
    a gland (often a protuberance or depression) that secretes nectar
    a female sex organ occurring in mosses, ferns, and most gymnosperms
    calyx tube, floral cup, hypanthium
    the cuplike or ringlike or tubular structure of a flower which bears the sepals and stamens and calyx (as in Rosaceae)
    chlamys, floral envelope, perianth, perigone, perigonium
    collective term for the outer parts of a flower consisting of the calyx and corolla and enclosing the stamens and pistils
    magic mushroom, mescal button, sacred mushroom
    the button-shaped top of the mescal cactus; a source of psilocybin
    cup-shaped plant organ
    special cell constituting the base of the basidium in various fungi especially of the order Tremellales
    an organ shaped like a helmet; usually a vaulted and enlarged petal as in Aconitum
    gill, lamella
    any of the radiating leaflike spore-producing structures on the underside of the cap of a mushroom or similar fungus
    fruiting body
    an organ specialized for producing spores
    (botany) the usually underground organ that lacks buds or leaves or nodes; absorbs water and mineral salts; usually it anchors the plant to the ground
    root cap
    thimble-shaped mass of cells covering and protecting the growing tip of a root
    root hair
    thin hairlike outgrowth of an epidermal cell just behind the tip; absorbs nutrients from the soil
    offset, runner, stolon
    a horizontal branch from the base of plant that produces new plants from buds at its tips
    stalk, stem
    a slender or elongated structure that supports a plant or fungus or a plant part or plant organ
    capitulum, head
    a dense cluster of flowers or foliage
    foliage, leaf, leafage
    the main organ of photosynthesis and transpiration in higher plants
    any new growth of a plant such as a new branch or a bud
    mature fruiting body of an ascomycetous fungus
    small asexual fruiting body resembling a cushion or blister consisting of a mat of hyphae that is produced on a host by some fungi
    the fruiting body of a basidiomycete which bears its spores on special cells
    an asexual reproductive cell
    organs of fruiting (especially the reproductive parts of ferns and mosses)
    fleshy spore-bearing inner mass of e.g. a puffball or stinkhorn
    spore-bearing layer of cells in certain fungi containing asci or basidia
    spore case, sporocarp
    specialized leaf branch in certain aquatic ferns that encloses the sori or clusters of sporangia
    bloom, blossom, flower
    reproductive organ of angiosperm plants especially one having showy or colorful parts
    the male reproductive organ of a flower
    the part of the stamen that contains pollen; usually borne on a stalk
    the female ovule-bearing part of a flower composed of ovary and style and stigma
    the stalk of a pistil that raises it above the receptacle
    (botany) the narrow elongated part of the pistil between the ovary and the stigma
    the apical end of the style where deposited pollen enters the pistil
    a slender stalk that furnishes an axis for a carpel
    corn stalk, cornstalk
    the stalk of a corn plant
    the stalk of a stamen
    funicle, funiculus
    the stalk of a plant ovule or seed
    the stalk of a leaflet
    the organ that bears the ovules of a flower
    a small body that contains the female germ cell of a plant; develops into a seed after fertilization
    that part of the ovary of a flowering plant where the ovules form
    arrangement of the ovules in the placenta and of the placentas in the ovary
    episperm, seed coat, testa
    protective outer layer of seeds of flowering plants
    nutritive tissue surrounding the embryo within seeds of flowering plants
    small asexual reproductive structure in e.g. liverworts and mosses that detaches from the parent and develops into a new individual
    cone, strobile, strobilus
    cone-shaped mass of ovule- or spore-bearing scales or bracts
    a reduced or scarcely developed leaf at the start of a plant's life (i.e., cotyledons) or in the early stages of leaf development
    floral leaf
    a modified leaf that is part of a flower
    the aromatic root of the sweet flag used medicinally
    cocoyam, dasheen, eddo, taro
    edible starchy tuberous root of taro plants
    aromatic root of ginseng plants
    horseradish, horseradish root
    the root of the horseradish plant; it is grated or ground and used for seasoning
    pungent edible root of any of various cultivated radish plants
    chicory, chicory root
    the dried root of the chicory plant: used as a coffee substitute
    dandelion green
    the foliage of the dandelion plant
    oyster plant, salsify
    edible root of the salsify plant
    Hottentot bread, Hottentot's bread
    thick edible rootstock of elephant's-foot
    a strong slender often flexible stem as of bamboos, reeds, rattans, or sugar cane
    hard woody root of the briar Erica arborea
    acorn cup, cupule
    cup-shaped structure of hardened bracts at the base of an acorn
    orris, orrisroot
    fragrant rootstock of various irises especially Florentine iris; used in perfumes and medicines
    the petals or sepals of a flower that bend downward (especially the outer perianth of an iris)
    sarsaparilla root
    dried root of any of various plants of the genus Smilax used as a flavoring agent
    licorice root
    root of licorice used in flavoring e.g. candy and liqueurs and medicines
    dried root of two plants of the genus Polygala containing an irritating saponin
    (botany) a leaf that that is modified in such a way as to resemble a pitcher or ewer
    mandrake, mandrake root
    the root of the mandrake plant; used medicinally or as a narcotic
    cassava, manioc
    cassava root eaten as a staple food after drying and leaching; source of tapioca
    deep orange edible root of the cultivated carrot plant
    the whitish root of cultivated parsnip
    a small club-shaped structure typically bearing four basidiospores at the ends of minute projections; unique to basidiomycetes
    fruiting body of some rust fungi bearing chains of aeciospores
    the male sex organ of spore-producing plants; produces antherozoids; equivalent to the anther in flowers
    sporophyl, sporophyll
    leaf in ferns and mosses that bears the sporangia
    sporangium, spore case, spore sac
    organ containing or producing spores
    stalk bearing one or more sporangia
    saclike structure in which ascospores are formed through sexual reproduction of ascomycetes
    a spore-bearing branch or organ: the part of the thallus of a sporophyte that develops spores; in ferns and mosses and liverworts is practically equivalent to the sporophyte
    cell or organ in which gametes develop
    gametangia and surrounding bracts
    a modified branch bearing gametangia as in the thalloid liverworts
    cluster of sporangia usually on underside of a fern frond
    a spore-producing structure in certain lichens and fungi
    an air-filled root (submerged or exposed) that can function as a respiratory organ of a marsh or swamp plant
    (botany) main root of a plant growing straight downward from the stem
    adventitious root
    root growing in an unusual location e.g. from a stem
    small root or division of a root
    prop root
    a root that grows from and supports the stem above the ground in plants such as mangroves
    cutting, slip
    a part (sometimes a root or leaf or bud) removed from a plant to propagate a new plant through rooting or grafting
    a fleshy underground stem or root serving for reproductive and food storage
    rhizome, rootstalk, rootstock
    a horizontal plant stem with shoots above and roots below serving as a reproductive structure
    the main stem or central part about which plant organs or plant parts such as branches are arranged
    woody stem of palms and tree ferns
    stem of a bean plant
    cladode, cladophyll, phylloclad, phylloclade
    a flattened stem resembling and functioning as a leaf
    caudex, stock
    persistent thickened stem of a herbaceous perennial plant
    supporting stalk or stem-like structure especially of a pistil or fern frond or supporting a mushroom cap
    flower stalk, scape
    erect leafless flower stalk growing directly from the ground as in a tulip
    leafstalk, petiole
    the slender stem that supports the blade of a leaf
    blade, leaf blade
    especially a leaf of grass or the broad portion of a leaf as distinct from the petiole
    a modified bud consisting of a thickened globular underground stem serving as a reproductive structure
    solid swollen underground bulb-shaped stem or stem base and serving as a reproductive structure
    the ripened reproductive body of a seed plant
    amplexicaul leaf
    a leaf with its base clasping the stem
    greenery, verdure
    green foliage
    part of a compound leaf
    compound leaf of a fern or palm or cycad
    the large floating leaf of an aquatic plant (as the water lily)
    scale, scale leaf
    a specialized leaf or bract that protects a bud or catkin
    fig leaf
    a leaf from a fig tree
    simple leaf
    a leaf that is not divided into parts
    compound leaf
    a leaf composed of a number of leaflets on a common stalk
    entire leaf
    a leaf having a smooth margin without notches or indentations
    crenate leaf
    a leaf having a scalloped margin
    serrate leaf
    a leaf having a margin notched like a saw with teeth pointing toward the apex
    dentate leaf
    a leaf having a toothed margin
    emarginate leaf
    a leaf having a notch at the apex
    erose leaf
    a leaf having a jagged margin as though gnawed
    runcinate leaf
    a leaf having incised margins with the lobes or teeth curved toward the base; as a dandelion leaf
    lobed leaf
    a leaf having deeply indented margins
    parallel-veined leaf
    a leaf whose veins run in parallel from the stem
    parted leaf
    a leaf having margins incised almost to the base so as to create distinct divisions or lobes
    prickly-edged leaf
    a leaf having prickly margins
    a cluster of leaves growing in crowded circles from a common center or crown (usually at or close to the ground)
    a division of a stem, or secondary stem arising from the main stem of a plant
    stem of plants of the Gramineae
    halm, haulm
    stems of beans and peas and potatoes and grasses collectively as used for thatching and bedding
    a new branch
    a swelling on a plant stem consisting of overlapping immature leaves or petals
    bole, tree trunk, trunk
    the main stem of a tree; usually covered with bark; the bole is usually the part that is commercially useful for lumber
    type of:
    plant part, plant structure
    any part of a plant or fungus
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