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hypanthium 2 (strict sense) pl. hypanthia |
= floral cup (strict sense) |
STRUCTURE |
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A marginal protrusion from or enlargement of the receptacle (torus) of a flower, encircling and wholly, partly or not at all adnate to the gynoecium, bearing the perianth and androecium. |
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synangium pl. synangia |
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STRUCTURE |
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A compound sporangium; an aggregation of coherent sporangia, the whole multilocular. |
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lamina 1 pl. laminae |
= blade |
STRUCTURE |
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The expanded, more or less planate, distal portion, when present, of a leaf, leaflet or bract. |
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…whorled |
= …cyclic, …seriate, …verticillate |
arrangement |
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Disposed in the number of whorls (cycles, series, verticils) indicated by the prefix; as in three-whorled, 1-whorled. |
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…angular 2 |
= …gonal |
plane shape |
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Having distinct, flat or curved sides of the number indicated by the prefix; as in hexangular, triangular. See also …angled (…gonous), deltate. |
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basal |
< proximal |
position |
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At or very near the developmental origin (base) of a structure. |
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capillus pl. capilli |
= hair; > glochid, glochidium; < cilium, trichome |
STRUCTURE |
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A hair-like trichome. |
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opaque |
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coloration |
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Not transmitting light. |
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columella 1 pl. columellae, columellas |
= carpophore; < stalk |
STRUCTURE |
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Any pedestal-like prolongation of a floral receptacle extending beyond the distalmost level of perianth insertion and bearing the gynoecium. |
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cupule |
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STRUCTURE |
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A cup-like structure inserted at the base of a fruit, partially enclosing it or not; composed of a persistent, usually dried, sometimes hardened involucre, perianth, or portion thereof, the constituent parts often coalescent, yielding a unitary structure. |
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puberulent |
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pubescence |
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Finely pubescent in the restricted sense of that term. |
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dull |
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reflectance |
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Reflecting only a low proportion of incident light, with no apparent sheen. |
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rootstock |
= rhizome |
STRUCTURE |
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An underground, usually horizontal stem, often superficially resembling a root but easily distinguished by the presence of nodes, from which it branches exogenously to produce the aboveground portion(s) of the shoot. |
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serrate |
= sawtoothed |
margin |
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Having regularly spaced, angular convexities oriented at an acute angle to the generalized perimeter. See also crenate (scalloped), crenulate (small-scalloped), dentate (toothed), denticulate (small-toothed), serrulate (small-sawtoothed). |
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squamule 1 |
= squamella; < scale |
STRUCTURE |
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A diminutive squama (lepis). |
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squamule 2 |
= squamella; < scale |
STRUCTURE |
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A small, dry bract borne on the compound receptacle (torus) of a capitulum (head); in Asteraceae (Compositae). |
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hirsute |
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pubescence |
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Bearing coarse, rough, elongate, more or less erect, capillate trichomes. See also hirtellous. |
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keel-shaped |
= cariniform |
solid shape |
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Elongate, basically triangular in transverse section, tapering at one or both ends, the outer edge thus somewhat arcuate, the whole resembling the keel of a boat. |
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vexillum pl. vexilla |
= banner, standard |
STRUCTURE |
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The relatively large, erect adaxial (upper) petal in a papilionaceous corolla. |
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megasporocarp |
= macrosporocarp (not recommended) |
STRUCTURE |
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A sporocarp that bears only megasporangia. |
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obtriangular 2 |
= cuneate, wedge-shaped |
plane shape |
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Inversely triangular; like the outline of the broad lateral face of a wedge, broadest at the apex. See also obdeltate. |
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…cleft |
? …fid, …lobate, …lobed, …parted, …partite, …segmented |
solid shape |
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Having the number of lobes, divisions or segments indicated by the prefix; as in three-cleft. |
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crispate |
= crisped, curly |
margin |
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Having closely and irregularly spaced, irregularly shaped, often compound convexities that curve irregularly through three dimensions. |
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prolate |
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solid shape |
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Symmetrically elongate parallel to the developmental or polar axis. |
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distal |
> apical |
position |
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Upon or associated with the portion of a structure farthest from its developmental origin. |
