Checklist » Iridaceae » Olsynium douglasii var. douglasii
Last updated 12/27/2008 by David Giblin.
Olsynium douglasii (A. Dietr.) E.P. Bicknell var. douglasii[FNA26, HC2]
grass widows

Publication: Bull. Torrey Bot. Club. 27: 237.

Origin: Native

selected vouchers: WTU

Notes: Generic taxonomy tentatively follows FNA. This genus is differentiated from Sisyrinchium by its round leaves and fused filaments (Goldblatt et al. 1990).

FNA26: var. douglasii - "Filament columns tapering evenly to base or slightly flared."

References:

» Goldblatt, P., P. Rudall, and J. E. Henrich. 1990. The genera of the Sisyrinchium alliance (Iridaceae: Iridoideae): phylogeny and relationships. Systematic Botany 15: 497-510.
Synonyms & Misapplied Names:
Sisyrinchium douglasii A. Dietr. ssp. douglasii
Sisyrinchium douglasii A. Dietr. var. douglasii[JPM]