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Douglas' blue-eyed-grass (var. douglasii), Douglas' grass-widow, grass widows, grass-widow, purple blue-eyed-grass (var. inflatum), purple-eyed grass, purple-eyed grass-widow, satinflower

Stems

to 4.1 dm × 1–4.6 mm.

Leaf

blades 1.5–4.5 mm wide distal to midlength.

Spathes

4.3–7 mm wide, outer 2–6.2 cm;

hyaline margins 0.2–0.5(–1.6) mm wide, extending to just proximal to, or occasionally exceeding, green apex.

Capsules

4.5–11.3 mm.

Tepals

12.5–33 mm;

filaments 6–12.2 mm;

anthers 3–10.2 mm;

ovary 2–5.6 mm;

pedicel 2–3.8 cm.

2n

= 64.

Olsynium douglasii

Distribution
from USDA
w North America
[WildflowerSearch map]
[BONAP county map]
Discussion

Varieties 2 (2 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Key
1. Filament column abruptly and broadly flared at base.
O. douglasii var. inflatum
1. Filament column slightly or not flared.
O. douglasii var. douglasii
Source FNA vol. 26.
Parent taxa Iridaceae > Olsynium
Subordinate taxa
O. douglasii var. douglasii, O. douglasii var. inflatum
Synonyms Sisyrinchium douglasii
Name authority (A. Dietrich) E. P. Bicknell: Bull. Torrey Bot. Club 27: 237. (1900)
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