rachis 2 var. rhachis |
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STRUCTURE |
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A main or first-order axis of an inflorescence. |
rachis 1 var. rhachis |
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STRUCTURE |
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A main or first-order axis of a compound leaf blade. |
rachilla 2 var. rhachilla |
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STRUCTURE |
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A second-order axis in an inflorescence, especially the axis bearing the florets in a spikelet; esp. in Cyperaceae, Poaceae (Gramineae). |
rachilla 1 var. rhachilla |
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STRUCTURE |
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A second- or higher-order axis of a compound leaf blade, bearing higher-order rachillae, leaflets, pinnules and/or tendrils. |
racemose |
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architecture |
inflorescence |
Comprising one or more racemes. |
racemiform |
= raceme-like |
architecture |
capitulescence, inflorescence |
Resembling a raceme, but not strictly such. |
raceme-like |
= racemiform |
architecture |
capitulescence, inflorescence |
Resembling a raceme, but not strictly such. |
raceme |
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nominative |
inflorescence |
An elongate, unbranched main axis bearing pedicellate flowers inserted singly along it. |
quincunx |
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aestivation |
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Imbricate in one whorl of five members, two wholly exterior, two wholly interior, and one partially exterior and partially interior. |
quadr(i)… |
= four-…, tetra… |
prefix |
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Indicating presence of or constitution by four entities of the type denoted by the term's stem; as in quadrangular, quadrilocular. |
pyxis pl. pyxides |
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nominative |
fruit |
Like a capsule but circumscissile, the one or more seeds being released from the locule(s) upon separation of the distal, cap-like portion of the pericarp. See also diplotegium. |
pyriform |
= pear-shaped |
solid shape |
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Basically circular in transverse section, broadest toward one end, attenuate toward and much narrower at the other, both ends rounded; slenderly turbinate or obturbinate; like a pear. |
pyrene 2 |
= stone |
STRUCTURE |
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The hard seed of a drupelet; esp. in Rosaceae. |
pyrene 1 |
= stone |
STRUCTURE |
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The hard inner portion of a drupe, consisting of osseous endocarp and included seed. |
pyramidal |
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solid shape |
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Transversely triangular or polygonal, broadest at the base and regularly attenuate to an angular apex, all faces essentially plane. |
putrid |
= fetid |
odor |
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Stinking like rotting flesh. |
pustule |
= blister, bulla |
FEATURE |
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A relatively coarse, rounded protrusion or convexity. See also papilla. |
pustulate |
= blistered, bullate, puckered |
relief |
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Having relatively coarse, irregularly disposed, rounded protrusions or convexities resembling blisters. See also papillate, papillose. |
pungent 2 |
= acrid |
odor |
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Sharp or astringent. |
pungent 1 |
= acrid |
apex |
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Terminating abruptly in a rigid, relatively short, sharp point composed of both vascular and laminar tissues. |
punctum pl. puncta |
= dot |
FEATURE |
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A small, generally round sector of distinct coloration or relief. |
punctiform |
= dot-like |
plane shape |
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Very small and generally circular in outline. |
puncticulate |
= small-dotted |
coloration |
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Finely punctate (dotted). |
puncticulate |
= small-dotted |
relief |
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Finely punctate (dotted). |
punctate 2 |
= dotted |
relief |
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Having small, round, shallow depressions or low protrusions. See also puncticulate (small-dotted). |