Harvard University Herbaria & Libraries

Aristolochiaceae
GH: 01682362 Asarum hartwegii S. Watson USA: California [data not captured] J. P. Tracy 8415 1928-4-22
Boraginaceae
GH: 00403954 Plagiobothrys reticulatus rossianorum I. M. Johnston USA: California at East Ranch, head of Yager Creek J. P. Tracy 8473 1928-6-24
Chenopodiaceae
GH: 01826061 Atriplex leucophylla D. Dietrich USA: California [data not captured] J. P. Tracy 8489 1928-7-25
Melampsoraceae
FH: 00806846 Cronartium quercuum (Berkeley) Miyabe ex Shirai USA: California Trinity River J. P. Tracy 8481 1928-7-1
FH: 00989451 Melampsora albertensis Arthur USA: California Van Duzen River, near Hydesville J. P. Tracy 8522 1928-10-21
FH: 00990451 Melampsora monticola Mains USA: California Bridgeville J. P. Tracy 8459 1928-6-24
Polytrichaceae
FH: 00918674 Polytrichum juniperinum Hedwig USA: California [data not captured] J. P. Tracy 8409 1928-4-1
Pucciniaceae
FH: 00991714 Puccinia caricis Rebentisch USA: California Carlotta J. P. Tracy 8507 1928-9-9
FH: 00950689 Puccinia extensicola Plowright USA: California Near Centerville J. P. Tracy 8397 1928-2-26
FH: 01125417 Uromyces fabae (Persoon) de Bary USA: California Head of South Yager Creek J. P. Tracy 8467 1928-6-24
Rosaceae
A: 00346754 Prunus demissa (Nuttall) Walpers USA: California Trinity River Valley, at Willow Creek J. P. Tracy 8493 1928-8-5
A: 00346754 Prunus virginiana demissa (Nuttall) Torrey USA: California Trinity River Valley, at Willow Creek J. P. Tracy 8493 1928-8-5