Flora of North America species comparison

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Stenanthium occidentale

bronze-bells, mountain-bells, western featherbells, western stenanthium
Bulbs

ovoid, 2–4 cm.
Stems

1.5–4.5(–6) dm.
Leaves

several, mostly proximal;

blade linear to oblanceolate, weakly keeled, 15–30 × 0.6–2.5 cm, apex acute.
Inflorescences

racemose and 3–6-flowered or paniculate and to 25-flowered;

bracts lanceolate, 6–10 mm.
Flowers

drooping;

perianth narrowly tubular-campanulate;

tepals recurved distally, greenish to brownish purple, oblong-lanceolate, 10–20 mm, apex gradually acuminate;

tepal glands present;

stamens 7–8 mm;

filaments subequal;

pedicel ascending to erect, 1–3 cm.
Capsules

lanceoloid, 12–16 mm including slender style beaks, apex gradually acuminate.
Seeds

brownish black, narrowly oblong, 3–4 mm.
2n

= 16.

Stenanthium occidentale
Phenology Flowering late spring–mid summer.
Habitat Wet cliffs, rocky crevices, montane meadows, mossy scree
Elevation 0–2500 m (0–8200 ft)
Distribution
from FNA
CA; ID; MT; OR; WA; AB; BC
[WildflowerSearch map]
Discussion

Stenanthium occidentale is similar to a circum-northern Pacific and Sakhalin Island endemic, S. sachalinense F. Schmidt, which may be conspecific (S. M. Kupchan et al. 1961; F. H. Utech 1987).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 26, p. 89.
Parent taxa Liliaceae > Stenanthium
Sibling taxa
S. gramineum
Synonyms Stenanthella occidentalis, S. rhombipetalum
Name authority A. Gray: Proc. Amer. Acad. Arts 8: 405. (1873)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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