Asteraceae GH: 00403736 Lagophylla minor D. D. Keck USA: California 3.3 mi. N. of Middletown on the way to Lower... J. C. Clausen 1041 1935-5-21
GH: 00403737 Lagophylla minor D. D. Keck USA: California at summit of grade at 30.2 mi. W. of William... J. C. Clausen 1025 1935-5-20
GH: 00009591 Layia chrysanthemoides maritima D. D. Keck USA: California 6.2 miles south of Jenner. J. C. Clausen 1090 1935-5-24
GH: 00414607 Layia septentrionalis D. D. Keck USA: California 1.8 mi. S. of Lakeport at junction of Hoplan... J. C. Clausen 1031 1935-5-21
GH: 00414745 Madia nutans (Greene) D. D. Keck USA: California Howell Mountain, near summit, 6.5 mi. N.E. o... J. C. Clausen 1072 1935-5-23
GH: 00414747 Madia nutans (Greene) D. D. Keck USA: California 0.3 mi. N. of entrance to Petrified Forest J. C. Clausen 1073 1935-5-23
GH: 00414751 Madia nutans (Greene) D. D. Keck USA: California Adobe Canyon at Sonoma Creek, first ravine a... J. C. Clausen 1077 1935-5-24
Bombacaceae GH: 00422617 Fremontodendron californicum (Torrey) Coville USA: California 15.9 mi. S. E. of Lower Lake on the Monticel... J. C. Clausen 1061 1935-5-22
Brassicaceae GH: 00932824 Boechera howellii (S. Watson) Windham & Al-Shehbaz USA: California North side of White Mountain above Slate Cre... J. C. Clausen 544 1932-7-29
Caryophyllaceae GH: 00376642 Arenaria nuttallii gracilis B. L. Robinson USA: California Harvey Monroe Hall Natural Area, on gravelly... J. C. Clausen 1642 1937-8-5
GH: 00376642 Minuartia nuttallii gracilis (B. L. Robinson) McNeill USA: California Harvey Monroe Hall Natural Area, on gravelly... J. C. Clausen 1642 1937-8-5
Cupressaceae GH: 00356013 Cupressus macnabiana A. Murray USA: California Lake County: 14.2 mi. S.E. of Lower Lake on ... J. C. Clausen 1057 1935-5-22
Cyperaceae GH: 00424103 Carex helleri Mackenzie USA: California Slate Creak Valley, Harvey Monroe Hall Natur... J. C. Clausen 1686 1937-8-7
GH: 00424008 Carex subnigricans Stacey USA: California Slate Creek Valley, east of Conness, Harvey ... J. C. Clausen 1164 1935-7-24
Ericaceae GH: 00350223 Arctostaphylos densiflora M. S. Baker USA: California Vine Hill Schoolhouse, 10 miles west of Sant... J. C. Clausen 743 1933-3-26
GH: 00362609 Cassiope mertensiana californica Piper USA: California Slate Creek Valley, southeast of Mt. Conness... J. C. Clausen 1625 1937-8-3
Juncaceae GH: 02400756 Juncus nevadensis S. Watson USA: California [data not captured] J. C. Clausen 1112 1935-7-22
GH: 02366899 Luzula multiflora frigida (Buchenau) V. I. Kreczetowicz USA: California [data not captured] J. C. Clausen 1698 1937-8-9
Plantaginaceae GH: 01801604 Penstemon sp. USA: California [data not captured] J. C. Clausen 1104 1935-7-21
Poaceae GH: 00341340 Agrostis variabilis Rydberg USA: California Mono Co.: Slate Creek Valley, east of Mt. Co... J. C. Clausen 1588 1937-8-2
GH: 00355808 Muhlenbergia filiformis (Thurber ex Watson) Rydberg USA: California Mono Co.: Slate Creek Valley, east of Mt. Co... J. C. Clausen 1587 1937-8-2
GH: 00360760 Poa leibergii Scribner USA: California East face of Mt. Conness, Harvey Monroe Hall... J. C. Clausen 1667 1937-8-5
GH: 00360771 Poa nervosa (Hooker) Vasey USA: California Harvey Monroe Hall Natural Area, northeast s... J. C. Clausen 1646 1937-8-5
Polygonaceae GH: 01966616 Eriogonum spergulinum A. Gray USA: California [data not captured] J. C. Clausen 1611 1937-8-2
Violaceae GH: 00381943 Viola purpurea Kellogg USA: California At Lake Tenaya J. C. Clausen 1099 1935-7-18
GH: 00381943 Viola purpurea mesophyta M. S. Baker & J. C. Clausen USA: California At Lake Tenaya J. C. Clausen 1099 1935-7-18