Difference between revisions of "Boechera perstellata"
Novon 13: 388. 2003.
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| − | |basionyms={{Treatment/ID/ | + | |basionyms={{Treatment/ID/Basionym |
|name=Arabis perstellata | |name=Arabis perstellata | ||
|authority=E. L. Braun | |authority=E. L. Braun | ||
| + | |publication_title=Rhodora | ||
| + | |publication_place=42: 47. 1940 | ||
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|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
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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_567.xml |
|tribe=Brassicaceae tribe Boechereae | |tribe=Brassicaceae tribe Boechereae | ||
|genus=Boechera | |genus=Boechera | ||
Revision as of 20:23, 24 September 2019
Perennials; usually short-lived; sexual; caudex not woody. Stems usually 2–5 per plant, arising from margin of rosette near ground surface, (1–)2–8 dm, densely pubescent proximally, trichomes short-stalked, 3- or 4-rayed, 0.1–0.5 mm, similarly pubescent distally. Basal leaves: blade obovate to oblanceolate, (5–)10–45 mm wide, margins usually coarsely dentate, rarely sinuate, ciliate on petiole base, surfaces moderately pubescent, trichomes short-stalked, 3- or 4(–6)-rayed, 0.1–0.5 mm. Cauline leaves: 6–25, concealing stem proximally; blade auricles 1–6 mm, surfaces of distalmost leaves pubescent. Racemes 10–40-flowered, usually unbranched. Fruiting pedicels usually horizontal, usually straight, rarely slightly curved, 5–15 mm, pubescent, trichomes spreading, simple. Flowers ascending at anthesis; sepals pubescent; petals purplish, 3–4 × 0.7–1 mm, glabrous; pollen ellipsoid. Fruits usually horizontal, not appressed to rachis, not secund, straight, edges parallel, (1.5–)2–3.3 cm × 0.8–1 mm; valves sparsely pubescent throughout; ovules 12–20 per ovary; style 0.4–0.8 mm. Seeds uniseriate, 0.8–1.1 × 0.6–0.8 mm, not winged. 2n = 14.
Phenology: Flowering Apr–May.
Habitat: Calcareous bluffs and wooded hillsides
Elevation: 200-400 m
Discussion
Of conservation concern.
Boechera perstellata is in the Center for Plant Conservation’s National Collection of Endangered Plants.
Selected References
None.