100 



BULLETIN 56, UNITED STATES NATIONAL MUSEUM. 



Flora of San Jose Mountains. — The plant life of these mountains is 

 given in the lists that follow. 

 The trees are: 



Pinus strohiformis Engeliiiann. 

 Pinus ceinhroldcs Zuccariiii. 

 Pinus arizonica Eiigeluiann. 

 Pinus ponderosu Lawson. 

 Pinus chill uahuana Engelmann. 

 Ahics con color (Gordon) Parry. 

 Junipcrux pachyphloca Torrey. 

 Yucca brcvi folia Ton-ey. 

 Juglans rupcstris Engelmann. 

 Salix nuttallii Sargent. 

 Popnlus tremuloides Miehaux. 

 Populus freinontii Watson. 

 Qucrcus (jamhciii Nuttall. 

 Qucrcus ohlonijifoHa Tori'ey. 

 Qucrcus arizonica Sargent. 

 Qucrcus cmoryi Torrey. 

 Qucrcus hypolcuca Engelmann. 

 Morns ccltidifolia Humboldt, 



plaud, and Kunth. 

 Platamis u-rightii Watson. 



Bon- 



Cercocarp us parvifolius pa ucidcn tat us 

 Watson. 



Prunus salicifolius Humboldt, Bon- 

 pland, and Kuntb. 



Acacia greggii Gray. 



Acacia constricia Bentbam. 



Prosopis glandnlosa Torrey. 



Roliinia neomcxicana Gray. 



Ptelea trifoliata Linnneus. 



Acer saccharum grandidcntatum (Nut- 

 tall) Sudwortb. 



Acer ncgundo Linnteus. 



Sapindus marginatus Willdenow. 



Arhutus arizonica (Gray) Sargent. 



Arctostaphylos pungcns Humboldt, 

 Bonpland. and Kuntb. 



Hlianinus purshiana de Candolle. 



Fraxinus vcliitina Torrey. 



Chilotisis linearis (Cavanilles) Sweet. 



Fiambucus mexicana Presl. 



Neither Pseudotsuga inucronata nor Cupressus arizonica were found on tbe 

 San Jose Mountains. 



Other shrubs and conspicuous plants are : 



Ephedra trifurca Torrey. 



Yucca glauca Nuttall. 



Nolina lindlieinicriana (Scbeele) Wat- 

 son. 



Dasylirion ichcelcri Watson. 



Berberis tvilcoxH Kearney. 



Holodiscus dumosus (Nuttall) Heller. 



Philadclphus microphyllus Gray. 



Rubus deliciosus neomexicanus (Gray) 

 Kearney. 



Fallugia paradoxa (D.Don) Endlicber. 



Rosa fendlcri Crepin. 



Mimosa biuncifcra Bentbam. 



Mimosa dysocarpa Bentbam. 



Mimosa grahami Gray. 



The slender blue racer snake was found at the monument on the 

 summit of San Jose Peak; and the beautiful Elaps euryxanthus of 

 Kennicott was taken at my camp near the north base of the mountain, 

 at the altitude of 1,830 meters (6,000 feet). 



Station No. 33. — Johnston's Steam Pump, near Monument No. 93. 

 Altitude, 1,298 meters (4,259 feet). The country about this camp is 

 treeless and grassy, with occasional areas of creosote and other 

 bushes. Unimportant collections were made by myself and Mr. Holz- 

 ner, on October 10, 1892, and by myself August 2 to 5, 1893. 



Mimosa lindheimeri Gray. 



xirnott. 

 I'tclea baldivinus Torrey and Gray. 

 Rhus toxicodendron Linn;eus. 

 Rhus trilobata Nuttall. 

 Rhus virens Lindbeimer. 

 CeanothU'^ integerrimns Hooker and 



Arnott. 

 Titis arizonica Engelmann. 

 Parthenocissus quinqucfoJia (Linnreus) 



Plancbon. 

 Opuntia and otber cacti. 

 Garry a xcrightii Torrey. 

 Symphoricarpos oreophilus Gray. 



