calyptrate |
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architecture |
|
Having or constituting a calyptra. |
unequal |
|
size |
equivalent structures |
Distinctly differing in extent. See also equal, subequal. |
stephanocolporate |
|
architecture |
pollen grain |
Stephanocolpate, each groove containing a pore. |
laticiferous |
|
exudation |
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Producing and exuding latex. |
tuberous 2 |
|
architecture |
structure |
Resembling a tuber in shape and texture, but not ontogenetically such; esp. roots. |
heartwood |
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STRUCTURE |
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The senescent inner or central portion of the wood (xylem) of an older stem or root, its cells no longer living, in which conduction has ceased and primary reserve materials are no longer stored; often containing terminal metabolic products; usually darker in color than the living, conducting sapwood that encircles it. |
involucrate 2 |
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architecture |
capitulum (head) |
Having an involucre. |
face |
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FEATURE |
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A relatively large, flat or shallowly curved portion of the external surface of a three-dimensional structure, bounded by more or less distinct topological discontinuities. |
vascular |
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position |
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Upon or otherwise directly associated with the vasculature. |
cyathiate |
|
architecture |
inflorescence |
Comprising one or more cyathia. |
cauline |
|
insertion |
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Upon, arising from, or otherwise directly associated with the stem. |
…seriate 1 |
|
architecture |
trichome |
Multicellular with the number of longitudinal columns of superposed cells indicated by the prefix; as in biseriate, multiseriate, uniseriate. |
versatile |
|
fixation |
|
Attached in a manner allowing free rotation and declination. |
asymmetric(al) 2 |
|
architecture |
flower |
Having the perianth members in whorls that are irregular and/or unequal in number of members. |
aggregate fruit |
|
nominative |
fruit |
Compound and derived from the two or more simple, superior ovaries of a single apocarpous flower; the ovaries connate, coherent, or contiguous in the fruit, the whole with or without accessory tissue. |
gibbous |
|
solid shape |
|
Bulging unilaterally near the base. |
bud scale |
|
STRUCTURE |
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A scale that, alone or aggregated with others, envelops and protects a bud. |
corymb |
|
nominative |
inflorescence |
An indeterminate, more or less condensed raceme with the pedicels progressively shorter toward the distal end, the flowers all borne at approximately the same level, the whole generally plane or convex at the top, the flowers maturing from the edge inward (i.e., the proximal or outer flowers maturing first). |
reclinate |
|
vernation |
|
Each with its blade oriented downward and parallel to the proximal portion of its distally recurved petiole. |
spathaceous 1 |
|
architecture |
plant, inflorescence |
Bearing a spathe or spathes. |
presence |
|
CHARACTER |
|
Occurrence within the context in point. |
barbed 2 |
|
solid shape |
|
Having one or more relatively short, stiff, acutely inserted or bent, antrorse or retrorse, terminal and/or lateral hook-like appendages; esp. awns or setae. |
epibracteal |
|
position |
|
Upon the bracts, or partially adnate thereto and apparently arising therefrom. |
perennial 1 |
|
duration |
plant |
Normally living more than two years, with no definite limit to its life span. |
thallus 2 pl. thalli |
|
STRUCTURE |
|
The main body of a gametophyte, bearing rhizoids, gametangia (antheridia and/or archegonia), and/or gemmae cups; usually thin and more or less planate, inconspicuous, and growing appressed to or beneath the substrate surface; in Psilotophyta, Lycopodiophyta, Equisetophyta, Polypodiophyta. See also prothallus. |