BOTANY. 9 
ZYGOPHYLLACE&. 
Larrea Mexicana, Morie; Gray, Pl. Wright. 1, p. 28. Colorado Desert. ‘‘ Petals twisted 
so as to stand vertically.’’ 
Faconta Cauirornica, Benth. Voy. Sulph., p. 10. Barrier Islands, &c.; January 16. 
RUTACE. 
THAMNOSMA MONTANA, Torr. in Frem. Rep. & in Bot. Whippl., p. 27, t. 3. Cafion of Dia- 
mond river; shrubby, in tufts. 
ANACARDIACE i. 
STYPHONIA INTEGRIFOLIA, Nutt. in Torr. & Gray, Fl. 1, p. 220. San Diego to the eastern 
slope of the mountains. A spreading shrub, 10 feet high, with very tough wood and pinkish- 
white, rather pretty flowers. 
Ruvus rriopata, Nutt. 1. c. Camp 66 and Peach Orchard Spring, Moqui country; May 16. 
Common on table-lands of New Mexico. 
VITACEZ. 
Vitis rupEstRIs, Scheele; Gray, Pl. Wright. 2, p. 21. Hay Camp, west of Covero, New 
Mexico; May 28 
RHAMNACEZ. 
CEaNnotuus cunEatus, Nutt. in Torr. & orm l. c.; Torr. Bot. Whippl., p. Td. Simin 
valley; March 28. 
POLYGALACEA. 
Potygaua auBa, Nutt.; Gray, Pl. Wright. 1, p. 28. Rio Puerco, New Mexico; May 29. 
LEGUMINOS. 
Lupinus concinnus, Agardh.; Torr. & Gray, Fl. 1, p. 372. Hill sides, Yampai valley; 
March 28. 
Lupinus pusitius, Pursh.; Torr. & Gray, 1. c. Crossing of Little Colorado; May 3. 
Lupinus uirsvutissimus, Benth.; Torr. & Gray, l. c. Conglomerate Bluffs to Black Cafion, 
Colorado; January 15 to March 7. 
Lupinus spaRsIFLorus, Benth. Pl. Hartw., p. 303. Sandy nie Pyramid Cafion, on Colo- 
rado; February 17. 
Prokasiha LANCEOLATA, Pursh.; Torr. & Gray, Fl. 1, p. 299. Alluvial banks of the Little 
Colorado ; May 5. 
Hosackta scoparia, Nutt. in Torr. & Gray, Fl. 1, p. 325. Only a form of H. juncea. San 
Luis Obispo, California ; November 1. 
HosackIA aneoPbiLa, Gray, Pl. Thurb., p. 316. Laguna, California. Without flowers or 
fruit; November 15. 
Hosackta PUBERULA, Benth. Pl. Hartw., p. 305; Torr. Bot. Whippl., p. 19. Sitgreaves’s 
Pass; March 24, A form of the species which had already been gathered in the same region 
by Mr. Thurber and Dr. Bigelow. 
Hosackia maritima, Nutt. in Torr. & Gray, l.c. Mouth of the Colorado to Black Cafion. 
TRIFOLIUM LoNGIPES, Nutt. ; var. pyeneue digitate; pedunculo folia nunc longe nunc vix super- 
ante ; foliolis ovalibus ebidagiete P25 3-pollicaribus. Base of Bill Williams’ s mountain; April 25. 
2——_-M 
