Rapistrum Crantz (Q3647)
Rapistrum is a taxon with the rank genus within the tribe Brassiceae
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Rapistrum Crantz
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Rapistrum is a taxon with the rank genus within the tribe Brassiceae
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Statements
taxon/id/Rapistrum Crantz
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Rapistrum Crantz
Rapistrum
Crantz
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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Stems erect, unbranched or branched basally.
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petiolate or subsessile;
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basal not rosulate, petiolate, blade margins usually pinnate to lyrately pinnatifid, rarely undivided, dentate;
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cauline subsessile or shortly petiolate, blade (base not auriculate), margins lobed, subentire, or dentate.
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Fruiting pedicels erect [ascending], (usually appressed to rachis), slender to stout.
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Flowers: sepals ascending, oblong, lateral pair not saccate basally, (hispid [glabrous or with subapical tuft of hairs]);
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petals yellow, obovate, claw differentiated from blade, (apex ± truncate);
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stamens tetradynamous;
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filaments not dilated basally;
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anthers ovate to suboblong, (apex obtuse);
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nectar glands confluent, median glands present.
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Fruits silicles, indehiscent, sessile, segments 2, elliptic to oblong, torulose, (slightly to strongly constricted at transverse joint), terete or angular;
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valves glabrous or pubescent;
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(style persistent, filiform);
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stigma capitate, (flattened), 2-lobed.
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Seeds uniseriate, slightly compressed, not winged, ovoid [oblong];
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seed-coat (smooth), not mucilaginous when wetted;
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usually pinnate
lyrately pinnatifid
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