Asteraceae GH: 00414080 Tracyina rostrata S. F. Blake USA: California Dobbyn Creek, 3 miles northeast of Alderpoin... J. P. Tracy 18859 1950-6-23
Melampsoraceae FH: 00806635 Cronartium coleosporioides Arthur USA: California Upper Coon Mountain J. P. Tracy 18927 1950-6-27
FH: 00995229 Cronartium coleosporioides Arthur USA: California [data not captured] J. P. Tracy 18927 1950-6-27
FH: 00990093 Hyalopsora polypodii (Persoon) Magnus USA: California Mail Ridge, midway between Harris and Fruitl... J. P. Tracy 18825 1950-6-15
FH: 00940034 Hyalopsora polypodii (Persoon) Magnus USA: California Mail Ridge, midway between Harris and Fruitl... J. P. Tracy 18825 1950-6-15
FH: 00990712 Melampsorella cerastii (Persoon) J. Schröter USA: California Mail Ridge, halfway between Harris and Fruit... J. P. Tracy 18821 1950-6-15
FH: 00995417 Pucciniastrum pustulatum Dietel USA: California Buck Mt., on west slope, 3 miles south of Bu... J. P. Tracy 19016 1950-7-6
FH: 00956944 Pucciniastrum pustulatum Dietel USA: California Buck Mountain; meadow on west slope, three m... J. P. Tracy 19016 1950-7-6
Pucciniaceae FH: 00997609 Gymnosporangium libocedri (Hennings) Kern USA: California Croghan Hole on Trinity Summit J. P. Tracy 19288 1950-8-8
FH: 00990234 Kunkelia nitens (Schweinitz) Arthur USA: California Klamath River near Slate Creek J. P. Tracy 19329 1950-8-20
FH: 01006026 Puccinia absinthii de Candolle USA: California Klamath River, near Slate Creek J. P. Tracy 19327 1950-8-20
FH: 00995308 Puccinia balsamorhizae (Peck) Peck USA: California Bear River Ridge J. P. Tracy 19338 1950-9-10
FH: 00964352 Puccinia balsamorhizae (Peck) Peck USA: California Bear River Ridge J. P. Tracy 19358 1950-9-10
FH: 00995314 Puccinia caricis-shepherdiae Davis USA: California Trinity Summit, in Box Camp Meadow J. P. Tracy 19265 1950-8-7
FH: 00991816 Puccinia caricis-shepherdiae Davis USA: California Trinity summit, in Box Camp Meadow J. P. Tracy 19265 1950-8-7
FH: 00995326 Puccinia crandallii Pammel & H. H. Hume USA: California Bear River Ridge J. P. Tracy 18735 1950-6-8
FH: 00950020 Puccinia crandallii Pammel & H. H. Hume USA: California Bear River Ridge J. P. Tracy 18735 1950-6-8
FH: 00955501 Puccinia graminis Persoon USA: California Butter Valley Road, 2 mi. E. of Kneeland Pra... J. P. Tracy 19037 1950-7-12
FH: 01131830 Puccinia obtegens (Link) Tulasne USA: California 3 miles south of Fields Landing J. P. Tracy 19350 1950-9-2
FH: 00995363 Puccinia pimpinellae (F. Strauss) Link USA: California Burr Valley J. P. Tracy 18888 1950-6-28
FH: 01129515 Puccinia pimpinellae (F. Strauss) Link USA: California Burr Valley J. P. Tracy 18888 1950-6-28
FH: 00949230 Puccinia rubigo-vera agropyri (Eriksson) Arthur USA: California Burr Valley, on Buck Mountain J. P. Tracy 18884 1950-6-25
FH: 00949244 Puccinia rubigo-vera agropyri (Eriksson) Arthur USA: California Klamath River, near Slate Creek J. P. Tracy 19328 1950-8-20
FH: 01125269 Uromyces coloradensis maritimus Arthur USA: California Elk Valley, at head of Blue Creek, east of C... J. P. Tracy 19104 1950-7-19
