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monochlamydeous |
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architecture |
flower |
Having a monocyclic perianth. |
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reduced |
|
size |
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Unusually or unexpectedly small. |
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supramedial |
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insertion |
|
Just above the middle of the structure in point. |
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waisted |
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solid shape |
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Constricted in width or breadth at or near the middle of its length. |
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episepalous |
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insertion |
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Upon the sepals, or partially adnate thereto and apparently arising therefrom. |
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apocarpous |
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architecture |
flower, gynoecium |
Having two or more simple pistils (carpels). |
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rhizophore |
|
STRUCTURE |
|
A stem branch that bears no leaves and from which roots eventually arise; esp. in Selaginellaceae. |
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caudex pl. caudices |
|
STRUCTURE |
|
The short, persistent, thickened, more or less erect, main stem of a perennial plant that otherwise has annual stems. |
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woody-clumping |
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habit |
plant |
Having or developing the character of a woody clump. See also arboreous, arborescent, bushy, frutescent, fruticose, shrubby, subshrubby, suffrutescent, suffruticose, tree-like. |
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extent |
|
CHARACTER |
|
Reach of the septum or septa within the ovary or fruit, relative to the ovary wall or pericarp and its center. |
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tetradynamous |
|
architecture |
flower, androecium |
Diadelphous with four stamens in one set and two in the other. See also didynamous. |
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cyathium pl. cyathia |
|
nominative |
inflorescence |
Resembling a single flower, the unbranched axis very short with a terminal pistillate flower and several lateral staminate flowers, the whole subtended and to some degree enclosed by a cupulate envelope of bracts, the flowers diminutive and presumed to be evolutionarily reduced; characteristic of Euphorbia. |
|
polygamous |
|
reproduction |
taxon |
Having both bisexual and unisexual flowers, borne on the same or on different plants. |
|
fenestrate |
|
architecture |
pollen grain |
Having more or less isodiametric, regularly disposed lacunae. |
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obtrulloid |
|
solid shape |
|
Inversely trulloid. |
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basicauliramous |
|
architecture |
plant |
Having the stem(s) branching at or near the base. See also basiramous. |
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homosporous |
|
reproduction |
taxon |
Producing only one type of spore, each spore giving rise to a gametophyte that bears gametangia of both sexual types. |
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scorpioid-cymose |
|
architecture |
inflorescence |
Comprising one or more scorpioid cymes. See also cincinnate, helicoid-cymose. |
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trulloid |
|
solid shape |
|
Elongate, basically square in transverse section, broadest below the middle, regularly attenuate to angular ends, all faces essentially plane. See also obtrulloid. |
|
accessory cell |
|
STRUCTURE |
|
One of the cytologically distinctive epidermal cells that are sometimes present in a stomate and that surround and are regularly oriented in relation to the guard cells. |
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prophyllar |
|
position |
|
Upon or otherwise directly associated with the prophylls (bracteoles, bractlets). |
|
cloying |
|
odor |
|
Sickeningly sweet. |
|
birettaform |
|
solid shape |
|
Approximately square in cross section and shallowly convex at the top; like a biretta (Roman Catholic cleric's hat). |
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hysterophyllous |
|
maturation |
non-foliar structure, esp. flower |
Maturing later than the leaves. |
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palmatifid |
|
plane shape |
|
Palmately lobate; having three or more lobes whose longitudinal axes radiate from a common point. |