JSTOR

Isotype of Paspalum alcalinum Mez in Fedde [family POACEAE] Paspalum alcalinum C.G. Pringle, #3764 1891-07-14 Mexico

Isotype of Pectis exilis Keil [family ASTERACEAE] Pectis exilis C.G. Pringle, #8760 1903-10-06 Mexico

Isotype of Pectis exilis Keil [family ASTERACEAE] Pectis exilis C.G. Pringle, #8760 1903-10-06 Mexico

Isotype of Pectis papposa Harv. & A. Gray var. grandis D.J. Keil [family ASTERACEAE] Pectis papposa grandis David Keil, #7768 1971-08-15 United States

Holotype of Pectis pimana Lafer. & Keil [family ASTERACEAE] Pectis pimana J.E. Laferriere & A. Alvarez C., #2013 1988-09-01 Mexico

Isotype of Pectis purpurea Brandegee var. sonorae D.J. Keil [family ASTERACEAE] Pectis purpurea sonorae David Keil & Judith M. Canne, #8644 1971-09-07 Mexico

Isotype of Pectis vandevenderi B.L. Turner [family ASTERACEAE] Pectis vandevenderi T.R. Van Devender, A.L. Reina G., D.A. Yetman, & M.E. Fishbein, #95-919 1995-09-08 Mexico

Isotype of Pectocarya recurvata I.M. Johnston [family BORAGINACEAE] Pectocarya recurvata G.J. Harrison & T.H. Kearney, #6507 1930-04-26 United States

Isotype of Pedicularis anaticeps Pennell [family OROBANCHACEAE] Pedicularis anaticeps F.W. Pennell, R.L. Schaeffer, Jr., & Margaret K. Smith, #24186 1938-08-07 United States

Holotype of Pedicularis angustissima Greene [family OROBANCHACEAE] Pedicularis angustissima O.B. Metcalfe, #534 1903-08-17 United States

Isotype of Pedilanthus palmeri Millsp. [family EUPHORBIACEAE] Pedilanthus palmeri Edward Palmer, #1995 1892-01-05 - 1892-02-06 Mexico

Isotype of Pediomelum brachypus Rydb. [family FABACEAE] Pediomelum brachypus C.A. Purpus, #3049 1908-08-01 Mexico

Paratype of Pellaea lyngholmii Windham [family PTERIDACEAE] Pellaea lyngholmii M.D. Windham & D. Lyngholm, #721 1985-07-18 United States

Isotype of Pellaea ternifolia (Cav.) Link subsp. villosa Windham [family PTERIDACEAE] Pellaea ternifolia villosa C.G. Pringle, #10025 1905-08-24 Mexico

Isotype of Pellaea truncata Goodding [family PTERIDACEAE] Pellaea truncata L.N. Goodding, #977 1911-08-01 United States

Isotype of Pellaea truncata Goodding [family PTERIDACEAE] Pellaea truncata L.N. Goodding, #977 1911-08-01 United States

Isotype of Penstemon ambiguus Torr. subsp. laevissimus D.D. Keck [family PLANTAGINACEAE] Penstemon ambiguus laevissimus I.W. Clokey, #8113 1938-06-07 United States

Isotype of Penstemon angustifolius Nutt. Ex Pursh subsp. venosus D.D. Keck [family PLANTAGINACEAE] Penstemon angustifolius venosus R.H. Peebles & M.J. Fulton, #11877 1935-06-03 United States

Isotype of Penstemon bicolor (Brandegee) Clokey & D.D. Keck subsp. roseus Clokey & D.D. Keck [family PLANTAGINACEAE] Penstemon bicolor roseus I.W. Clokey, #5850 1938-05-14 United States

Isotype of Pentachaeta laxa Elmer [family ASTERACEAE] Pentachaeta laxa A.D.E. Elmer, #4437 1903-05-01 United States