Difference between revisions of "Stanleya confertiflora"
Fl. N.W. Amer., 59. 1897.
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|name=Stanleya viridiflora var. confertiflora | |name=Stanleya viridiflora var. confertiflora | ||
|authority=B. L. Robinson | |authority=B. L. Robinson | ||
| + | |publication_title=in A. Gray et al., Syn. Fl. N. Amer. | ||
| + | |publication_place=1(1,1): 178. 1895 | ||
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| − | |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_1200.xml |
|tribe=Brassicaceae tribe Thelypodieae | |tribe=Brassicaceae tribe Thelypodieae | ||
|genus=Stanleya | |genus=Stanleya | ||
Revision as of 20:20, 24 September 2019
Annuals or biennials; (glaucous), glabrous throughout. Stems erect, unbranched, (slightly ribbed), 2–6(–8) dm. Basal leaves (often withered by flowering); blade obovate to ovate, margins entire. Cauline leaves sessile; blade (fleshy), lanceolate, (2.2–)4–13(–16) cm × (5–)10–30(–40) mm, (smaller distally, base auriculate to sagittate), margins entire. Racemes dense, (slightly or not elongated in fruit). Fruiting pedicels horizontal to divaricate-ascending, 10–20(–26) mm. Flowers: sepals oblong-linear, 6–12 mm; petals yellow becoming whitish, narrowly linear to filiform, (12–)14–25 × 0.5–1.5 mm, (margins crisp), claw (nearly linear), 5–11 mm, slightly wider at base; filaments 12–17 mm; anthers 3–4.5 mm; gynophore (6–)10–18 mm. Fruits suberect to divaricate-ascending, slightly curved inward, (torulose), subterete, 2–5.2(–6) cm × 1.5–2.2 mm; ovules 40–62 per ovary; style 0.6–1.7 mm. Seeds oblong, 1.5–2.5 × 0.8–1 mm.
Phenology: Flowering Apr–Jun.
Habitat: Barren clay slopes in sagebrush communities, heavy clay flats, loose soil mounds, dry sandy grounds, alkaline meadows and flats
Elevation: 600-1500 m
Discussion
Of conservation concern.
Stanleya confertiflora is distributed in Gooding, Owyhee, and Washington counties in Idaho, and in Baker, Harney, and Malheur counties in Oregon.
Selected References
None.