Difference between revisions of "Idahoa"

A. Nelson & J. F. Macbride

Bot. Gaz. 56: 474. 1913.

Etymology: For the state Idaho
Basionym: Platyspermum Hooker Fl. Bor.-Amer. 1: 68, plate 18, fig. B. 1830,
Treatment appears in FNA Volume 7. Treatment on page 566. Mentioned on page 224, 229, 239.
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|name=Platyspermum
 
|name=Platyspermum
 
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|rank=genus
 
|publication_title=Fl. Bor.-Amer.
 
|publication_title=Fl. Bor.-Amer.
 
|publication_place=1: 68, plate 18, fig. B. 1830,
 
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V7/V7_914.xml
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|genus=Idahoa
 
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Latest revision as of 22:36, 5 November 2020

Plants scapose. Stems absent. Leaves basal, rosulate, petiolate, blade margins entire or lyrately lobed. Inflorescences (few to many) on peduncle from basal rosette. Fruiting pedicels ascending or erect, slender. Flowers: sepals ovate or oblong; petals oblanceolate, (slightly longer than sepals, apex obtuse); stamens (erect), slightly tetradynamous; filaments not dilated basally; anthers ovate or broadly so, (apex obtuse); nectar glands lateral, semiannular, intrastaminal, median glands present (smaller, distinct). Fruits sessile or, rarely, stipitate, orbicular or orbicular-ovate, smooth, strongly latiseptate; valves not veined or obscurely veined; replum slightly flattened; septum complete, (hyaline); stigma capitate. Seeds flattened, broadly winged, orbicular; seed coat (coarsely reticulate at center), not mucilaginous when wetted; cotyledons accumbent. x = 8.

Distribution

w North America.

Discussion

Species 1.

Selected References

None.

Lower Taxa