Sisyrinchium pallidum |
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pale blue-eyed grass |
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Habit | Herbs, perennial, cespitose, green to olive when dry, to 3 dm, not glaucous; rhizomes scarcely discernable. Stems simple, 1–2 mm wide, glabrous, margins entire, similar in color and texture to stem body. |
Leaf | blades glabrous, bases not persistent in fibrous tufts. |
Inflorescences | borne singly; spathes green, glabrous, keels entire; outer 28–38 mm, 7–26 mm longer than inner, basally connate 2.6–4.3 mm, often very slightly constricted proximal to apex; inner with keels evenly curved, hyaline margins 0.1–0.5 mm wide, apex usually acute, ending 0–1.5 mm proximal to green apex. |
Flowers | tepals pale blue, bases yellow; outer tepals 7.6–10 mm, apex slightly emarginate or rounded, aristate; filaments connate ± entirely, stipitate-glandular basally; ovary similar in color to foliage. |
Capsules | beige to dark brown, globose, 3–5 mm; pedicel ascending. |
Seeds | globose to obconic, lacking obvious depression, 0.8–1.2 mm, granular or somewhat rugulose. |
2n | = 64. |
Sisyrinchium pallidum |
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Phenology | Flowering mid summer. |
Habitat | Poorly drained, montane meadows |
Elevation | 2600–3000 m (8500–9800 ft) |
Distribution |
CO; WY
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Discussion | Of conservation concern. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 26, p. 367. |
Parent taxa | Iridaceae > Sisyrinchium |
Sibling taxa | |
Name authority | Cholewa & Douglass M. Henderson: Brittonia 36: 361, fig. 7E–G. (1984) |
Web links |