RSA - California Botanic Garden Herbarium (RSA:RSA)
7260ac30-e5ff-4ed9-ae82-724f4a027b76
96666
Isoetes occidentalis Henderson
Isoetaceae
I. Shackleford (1995-12-25)
Chas. H. Quibell
1297
1952-08-23
United States, California, Fresno, Island Twin Lake, north of 9600’ sect. Kaiser Ridge, 1 mile west-northwest Potter Pass, 1 1/2 mile east 10,300’ Kaiser Peak.
2637 meters
8650ft.
Basin granite-limestone, island granite, outlet limestone tunnel. On granite Pinus murrayana, P. monticola above lake, Tsugas south side, Abies magnifica especially west beyond limestone. On limestone Junipers NE-NW, large gnarled P. jeffreyi NE, P. murrayana occasional; Artemisia tridentata dominant large areas.
Large Isoetes (larger deeper water-smaller near shore see # 1298) from outside large down P. murrayana angling from shore 100 yards S Salix thickets on NE shore.