MAMMALS OF THE MEXICAN BOTTNDAKY. 



91 



Juniperus pachyphlma Torrey. 



Yucca brevifoUa Torrey. 



Yucca constnota Buckley. 



Juglans rupestris Engelmann. 



Salix nigra Marshall. 



Salix occidentalis longipes (Anders- 

 son) Bebb. 



Populus freinontii Watson. 



Quercus gamielil Nuttall. 



Quercus oblongifoUa Torrey. 



Quercus arizonica Sargent. 



Quercus reticulata Humboldt and 

 Bonpland. 



Quercus emoryi Torrey. 



Quercus chrysolepis Liebmann. 



Quercus hypoleuca Engelmann. 



Celtis occidentalis Linnfeus. 



) 



Yucca haccata Torrey. 

 Yucca glauca Nuttall. 

 Nolina texana Watson. 

 Nolina Hndheimeriana (Scheele) Wat- 

 son. 

 Dasylirion toheeleri Watson. 

 Agave palmeri Engelmann. 

 Berberis wilooxii Kearney. 

 Holodiscus dumosus (Nuttall) Heller. 

 Whipplea utahensis Watson. 

 Ribes viscosissimum Pursh. 

 Rhus toxicodendron Linnseus. 

 Rhus trilobata Nuttall. 

 Rhamnus califomica Eschscholtz. 

 Vitis arizonica Engelmann. 

 Opuntia lindheimeri Engelmann. 



Morus celtidifolia Humboldt, Bonp- 

 land, and Kunth. 



Platanus wrightii Watson. 



Cercocurpus parvifolius paucidentatus 

 Watson. 



Prunus salicifoUa Humboldt, Bonp- 

 land, and Knuth. 



Prosopis glandulosa Torrey. 



RoMnia neomcj-icana Gray. 



Acer snccli.arum grandidentatuin (Nut- 

 tall) Sargent. 



Rhamnus purshiana de CandoUe. 



Arbutus arizonica (Gray) Sargent. 



Arctostaphylos pungens Humboldt, 

 Bonpland, and Kuutb. 



Fraxinus velutin-a Torrey. 



Most prominent of the shrubs and large plants are the following: 



Rubus deliciosus neomexicdhus (Gray) 



Keai-ney. 

 Falhigia paradoxa (D.Don) Endlicher. 

 Mimosa biuncifera Bentham. 

 Mimosa grahami Gray. 

 Mimosa dysocarpa Bentham. 

 Acacia flliculoides (Cavanilles) Trel- 



ease. 

 Erythrlna flabelliformis Kearney. 

 Ptelea bahlioinii Torrey and Gray. 

 Opuntia arborescens Engelmann. 

 Garrya wrightii Gray. 

 Symphoricarpos oreophilus Gray. 

 Lonicera ciliosa (Pursh) Poiret. 

 Baccharis glutinosa Persoon. 



The Animas (meaning spirit) Range is a continuation of the San 

 Luis Mountains, which, in turn, is connected with the Sierra Madre 

 of Mexico. It lies wholly in New Mexico, the greater portion as well 

 as all of the other higher peaks of the San Luis Mountains being in 

 old Mexico. These two ranges are barely separated where the wagon 

 road passes between them through San Luis Pass. The highest point 

 of the pass is 122 meters (400 feet) higher than the Animas Valley at 

 Monument No. 66 (aneroid readings two hours apart), giving it the 

 altitude of 1,699 meters (5,574 feet). The trees of the Animas Moun- 

 tains are the same as those of the San Luis Range, with the addition 

 of a zone of aspen [Populas tremuloides MichauxJ at the top. The 

 main Animas Peak is a more evenly rounded conical or mound-like 

 eminence than any of the peaks of the San Luis Range, and as a result 

 of this the forest zones are better defined. The northeast side has the 



