appendage |
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STRUCTURE |
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Any subordinate structure ontogenetically derived from and associated with a given organ or part. |
obconic(al) |
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solid shape |
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Transversely round, essentially triangular in median longitudinal section, and broadest distally; inversely conic(al) (cone-shaped). |
andromonoecious |
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reproduction |
taxon |
Having all plants with both bisexual flowers and staminate ones. |
homogamous 1 |
|
maturation |
bisexual flower |
Having the androecium and gynoecium become functionally mature concurrently. |
false |
|
derivation |
indusium |
Constituting a marginal fold of the lamina as a whole and not a distinct enation from the epidermis. |
hysteranthous |
|
maturation |
non-floral structure, esp. leaf |
Maturing later than the flowers. |
birettaform |
|
solid shape |
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Approximately square in cross section and shallowly convex at the top; like a biretta (Roman Catholic cleric's hat). |
rhachis |
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STRUCTURE |
|
See rachis. |
diplecolobal |
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arrangement |
cotyledons |
Incumbent but with the cotyledons folded together twice or more, the folds transverse. |
villosulous |
|
pubescence |
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Finely villose (shaggy, villous). |
lip cell |
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STRUCTURE |
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Either of a pair of adjacent, narrow, transversely oriented, thick-walled cells bordering the pore (stomium) of a sporangium. |
diplostemonous |
|
architecture |
flower, androecium |
Having the stamens dicyclic, the proximal whorl with members directly above the sepals, the distal whorl with members directly above the petals. See also obdiplostemonous. |
infrabracteal |
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position |
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Upon the axis directly below a bract insertion. |
centralium pl. centralia |
|
FEATURE |
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A central longitudinal cavity within the seed; esp. in Arecaceae (Palmae). |
coalescent |
|
fusion |
equivalent and/or dissimilar structures |
Partially and irregularly coherent and/or adherent. |
loose 2 |
|
texture |
|
Soft overall, discontinuously and only weakly cohesive. |
cyathiate |
|
architecture |
inflorescence |
Comprising one or more cyathia. |
circinate 1 |
|
solid shape |
|
Terete and rolled downward from the apex in a tight coil. |
massula pl. massulae |
|
STRUCTURE |
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A body of coherent pollen grains, dispersed as a unit; esp. in Asclepiadaceae, Orchidaceae. |
…morphic |
|
architecture |
|
Existing within the taxon in the number of distinct structural states indicated by the prefix, the states segregated in different sets of plants or not; as in monomorphic, polymorphic, trimorphic. |
fruit |
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STRUCTURE |
|
Any unitary seed-bearing structure of a flowering plant, consisting of the matured or ripened pistil(s) of one or more flowers along with any other floral or vegetative tissue(s) persisting adnate to them; characteristic of and unique to Magnoliophyta (Angiospermae). |
sepal |
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STRUCTURE |
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One of the one or more constituent members of a calyx; usually green and leaf-like, but sometimes with color and/or texture otherwise, sometimes petaloid; may be distinct or else connate with one or more others and/or may be free or else adnate to one or more other floral structures. |
gynomonoecious |
|
reproduction |
taxon |
Having all plants with both bisexual flowers and pistillate ones. |
leaf-opposed |
|
position |
|
Nodal and directly opposite the leaf. |
rachis 1 var. rhachis |
|
STRUCTURE |
|
A main or first-order axis of a compound leaf blade. |