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mesocarp |
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STRUCTURE |
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The middle tissue layer of the pericarp of a fruit. |
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iridescent |
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coloration |
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Reflecting a pattern colors from throughout the visible spectrum, the pattern changing with the angle of view. |
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perigynium 1 pl. perigynia |
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STRUCTURE |
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Two whorls of bracts, scales or setae immediately subtending the ovary, sometimes cupulate (cup-shaped) or ampulliform (flask-shaped, lageniform) and investing the fruit (achene); in Cyperaceae. |
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entire |
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margin |
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Uninterrupted; not deviating significantly from its general line, thus lacking any localized convexities or concavities. |
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mottled |
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coloration |
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Having one or more indistinctly delineated, irregularly shaped, areas of varying size and contrasting hue and/or intensity. |
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costule |
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STRUCTURE |
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A longitudinal primary vein in a diminutive laminar structure, such as the blade of a leaflet, pinna or pinnule; a diminutive costa (rib). |
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…pinnate |
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architecture |
foliaceous structure |
Compound with the number of orders of leaflets indicated by the prefix, each order pinnate; as in bipinnate, tripinnate. |
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spiculate |
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relief |
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Having small, fine, stiff, acute protrusions that resemble little spikes. See also scabridulous (scabrellate, scabrellous, which is not clearly distinct in its application. |
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equitant |
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arrangement |
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Alternate, distichous, basal, and congested, each conduplicate with its lateral edges overlapping and/or overlapped by those of the immediately adjacent one(s). |
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grumous |
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solid shape |
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Having an external aspect like a cluster of grains, basically convex overall. |
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actinocytic |
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architecture |
stomate |
Having several subsidiary cells oriented radially to its center. |
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laticiferous |
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exudation |
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Producing and exuding latex. |
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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). |
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rounded |
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base |
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Convex overall and more or less regularly curved. |
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pore |
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FEATURE |
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A small aperture or opening in a wall or covering that allows transport between interior and exterior. |
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staminal |
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position |
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Upon or otherwise directly associated with the stamens. |
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bulliform |
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solid shape |
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Resembling a blister; broad, relatively thin at the periphery, the lower surface approximately flat, the upper shallowly to strongly convex. |
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ochrea |
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STRUCTURE |
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See ocrea. |
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tubercle |
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FEATURE |
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A small, rounded, knot-like swelling or wart-like protrusion. |
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diplostemonous |
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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. |
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antrorse |
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orientation |
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Directed forward or upward, toward the distal end of the context of reference, parallel or at an acute angle to the bearing structure. |
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imperfect |
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architecture |
flower |
Having either stamens or pistils absent or non-functional, thus unisexual. |
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paniculate |
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architecture |
inflorescence |
Comprising one or more panicles. |
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areolate |
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relief |
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Having numerous, small, irregularly disposed, transversely angular, shallow depressions or low protrusions overall. |
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infrapetiolar |
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position |
bud |
Axillary and surrounded by the petiole base at maturity. |
