Poa ampla Merr.
[= Poa secunda ssp. juncifolia]
Annotated by Michael Curto, 15 Mar 2003. Sources: Rhodora 4: 145. 1902. . Remarks: (OBI)
Basionym sensu stricto Poa ampla Merrill, Rhodora 4: 145. 1902.
Generic concept: amplissimo. Species concept: amplissimo. Poa secunda Presl, Rel. Haenk. 1: 271. 1830.
Generic concept: amplissimo. Species concept: lat. Vasc. Pl. Pac. NW (1969): Accepted. Poa juncifolia Lamson-Scribner, USDA Div. Agrost. Bull. 11: 52, pl. 8. 1898.
Generic conept: amplissimo. Species concept: stricto. Man. Grasses U.S. (1951): Accepted. Intrmnt. Fl. (1977): Accepted. Poa ampla Merrill, Rhodora 4: 145. 1902.
Generic concept: amplisimo. Species concept: amplissimo. Infraspecific concept: stricto. Poa secunda Presl ssp. juncifolia (Lamson-Scribner) R. Soreng, Phytologia 71(5): 401. 1991.
Generic concept: amplissimo. Species concept: lato. Infraspecific concept: stricto. Poa juncifolia Lamson-Scribner var. ampla (Merrill) Dorn, Vascl. Pl. Wyoming 298. 1988.

Idaho: Butte County: UTM; (GPS'd). foothills of pioneer Mountains, in or near Craters of the Moon National Monument, ca. 21.5 air-miles NE of Carey. Roadside along Little Cottonwood Creek Canyon.¶Ownership: Private. Elev. 6080 ft.
UTM Zone 12, 290792E, 4817357N; T02N R24E S27 SW4NE4
Sagebrush-bunchgrass with occasional aspen or douglas-fir stands; Roadside along Little Cottonwood Creek Canyon. Understory of aspen grove. Common. ¶Note by Curto and Popovich (5/2003): We feel plants in CRMO can be reliably morphologically and ecologically segregated as P. ampla from P. secunda sensu amplo; we prefer the segregated assignment. Phenology: Fertile.

S. Popovich 8208b, Aug 19, 2002
With G. Frick
CRMO, Accession: 212, Catalog: 3981