Secondary Catalog #:
Persicaria amphibia (L.) S. Gray
Joseph Andorfer Ewan 13799
Verbatim Date:17 August 1941
United States, Colorado, Gilpin, Sayre Ranch, nw of Rollinsville.
39.9314435 -105.5142727 +-1000m. WGS84
BLM lists a Sayers Ranch at 1S, 73W S 25 E1/2 of the NW 1/4 of the SW 1/4 of the section. This places the point on Los Lagos Reservoir #1 which appears to fit the description given. RA
Colonies on lake surface as floating pls. and on wet sandy shore where it is flowering.
Polygonum natans f. genuina Stand., det. H.D. Harrington, 1948. / Polygonum amphibium L., William A. Weber, 27 October 1948. Original ID: Polygonum amphibium. Acute or acuminate lvs. of terrestrial pls. are thicker than obtuse leaves of aquatic pls.
Record Id: a66293f8-e066-4957-8fbc-fcd744350624
Occurrence ID (GUID):