Difference between revisions of "Transberingia"
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|accepted_authority=Al-Shehbaz & O’Kane | |accepted_authority=Al-Shehbaz & O’Kane | ||
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| − | |basionyms={{Treatment/ID/ | + | |basionyms={{Treatment/ID/Basionym |
|name=Beringia | |name=Beringia | ||
|authority=R. A. Price, Al-Shehbaz & O’Kane | |authority=R. A. Price, Al-Shehbaz & O’Kane | ||
| + | |publication_title=Novon,Novon | ||
| + | |publication_place=11: 333. 2001,,13: 396. 2003 | ||
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|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V7/V7_695.xml |
|tribe=Brassicaceae tribe Camelineae | |tribe=Brassicaceae tribe Camelineae | ||
|genus=Transberingia | |genus=Transberingia | ||
Revision as of 20:23, 24 September 2019
Perennials; not scapose; glabrous or pubescent, trichomes simple, forked, stalked, or dendritic. Stems erect or ascending, unbranched or branched basally and distally. Leaves basal and cauline; petiolate or sessile; basal rosulate, petiolate, blade margins often entire, sometimes dentate, rarely sinuate; cauline blade (base not auriculate, sagittate), margins usually entire, rarely dentate. Racemes (corymbose, several-flowered), elongated in fruit. Fruiting pedicels ascending to subdivaricate, slender (terete). Flowers: sepals erect, oblong, (pubescent); petals white, oblanceolate, (longer than sepals), claw obscurely differentiated from blade, (apex obtuse); stamens slightly tetradynamous; filaments not dilated basally; anthers oblong, (apiculate); nectar glands confluent, subtending bases of stamens. Fruits siliques, dehiscent, sessile or subsessile, linear, smooth, terete; valves each with prominent midvein and marginal veins, secondary veins anastomosing and distinct or obscure, glabrous; replum rounded; septum complete; ovules 70–150 per ovary; (style obsolete or distinct); stigma capitate. Seeds biseriate, plump, not winged, narrowly oblong; seed coat (minutely reticulate), not mucilaginous when wetted; cotyledons incumbent. x = 8.
Distribution
n, w North America, e Asia (Russian Far East).
Discussion
Species 1.
For discussion of the generic limits of Transberingia, see the original description and also under 60. Halimolobos.
Selected References
None.