Athysanus Greene (Q3493)
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Athysanus is a taxon with the rank genus within the tribe Arabideae
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English |
Athysanus Greene
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Athysanus is a taxon with the rank genus within the tribe Arabideae
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Statements
taxon/id/Athysanus Greene
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Athysanus Greene
Athysanus
Greene
FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
accepted
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glabrous or pubescent, trichomes simple mixed with short-stalked, forked, 3-rayed, or cruciform ones.
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Stems (few from base), ascending, branched.
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petiolate or sessile;
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basal not rosulate, shortly petiolate, blade margins entire or dentate;
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cauline shortly petiolate or sessile, blade (base not auriculate), margins entire or dentate.
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Fruiting pedicels recurved or reflexed, slender or stout, (glabrous or pubescent).
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sepals suberect, oblong, lateral pair not saccate basally, (glabrous or pubescent);
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petals white, (usually rudimentary, or well-developed and exceeding sepals, rarely absent), spatulate or oblong, claw indistinct;
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stamens subequal;
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filaments slightly dilated or not basally;
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anthers ovate to globose;
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nectar glands lateral, each side of lateral stamens.
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Fruits (pendulous), silicles, indehiscent or very tardily dehiscent, sessile, usually orbicular or obovate to elliptic, rarely oblong, twisted or flattened, latiseptate;
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valves each not veined or veins prominent, pubescent or glabrous;
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ovules 2–12 per ovary;
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style obsolete or distinct;
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Seeds uniseriate, flattened, not winged, oblong;
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seed-coat not mucilaginous when wetted;
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cotyledons accumbent.
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