Difference between revisions of "Cusickiella douglasii"

(A. Gray) Rollins

J. Jap. Bot. 63: 69. 1988.

Basionym: Draba douglasii A. Gray
Synonyms: Braya oregonensis A. GrayCusickia douglasii (A. Gray) O. E. SchulzDraba crockeri LemmonDraba douglasii var. crockeri (Lemmon) C. L. Hitchcock
Treatment appears in FNA Volume 7. Treatment on page 413.
FNA>Volume Importer
(No difference)

Revision as of 23:16, 26 July 2019

Plants scapose; glabrous or puberulent, trichomes crisped, simple or branched. Stems 0.1–0.5 dm, glabrous or puberulent. Basal leaves thick, leathery; blade oblanceolate to oblong, (0.3–)0.5–1.2(–1.4) cm × (0.5–)1–2(–2.5) mm, margins ciliate, (trichomes simple and forked, to 0.3 mm), apex acute, surfaces glabrous or sparsely puberulent, trichomes simple and stalked, forked or subdendritic, crisped (not setiform); midvein prominent. Cauline leaves absent. Racemes 2–20-flowered. Fruiting pedicels 2–6(–8) mm, glabrous or puberulent. Flowers: sepals 2.5–4 × 1–1.5 mm; petals white, spatulate, 3.5–6 × 1.5–2 mm, attenuate to clawlike base to 1 mm; filaments 2–3 mm; anthers 0.5–0.6 mm; gynophore 0–0.5 mm. Fruits ovoid to ellipsoid, terete, (2–)3–6(–7) × 2.5–3 mm; valves each with obscure midvein, rounded on back, glabrous or puberulent; style (0.5–)1–2(–2.5) mm. Seeds brown, 2–3 × 1.5–2 mm.


Phenology: Flowering Apr–Aug.
Habitat: Scree, serpentine ridges, red barren hillsides, rocky ridges, loose volcanic hillsides
Elevation: 1500-2500 m

Distribution

V7 606-distribution-map.gif

Calif., Idaho, Nev., Oreg., Utah, Wash.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Cusickiella douglasii"
Ihsan A. Al-Shehbaz +
(A. Gray) Rollins +
Draba douglasii +
Calif. +, Idaho +, Nev. +, Oreg. +, Utah +  and Wash. +
1500-2500 m +
Scree, serpentine ridges, red barren hillsides, rocky ridges, loose volcanic hillsides +
Flowering Apr–Aug. +
J. Jap. Bot. +
Braya oregonensis +, Cusickia douglasii +, Draba crockeri +  and Draba douglasii var. crockeri +
Cusickiella douglasii +
Cusickiella +
species +