Carex douglasii var. williamsii Rydb.

, Mem. New York Bot. Gard. 1: 82 (1900). BHL
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External links to taxonomic opinions:
WFO POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:46108-2
Publication
Memoirs of the New York Botanical Garden. Bronx, NY
Collation
1: 82
Family as entered in IPNI
Cyperaceae

Links

Nomenclatural link
Carex douglasii var. laxiflora L.H.Bailey, Mem. Torrey Bot. Club 1: 20 (1889).