MAMMALS OK TIM'. MEXICAN KOUNDAEY. 



which is largely formed of gray and brown hornblende-mica-andesite, 

 infiltrated with quartz and calcite. 



The flora is as follows : 



Prosopis glandulosa Torrey. 

 Koeberlinia spinosa Zuccarini. 

 Sapindus marginatus Willdenow. 

 Chilopsis linearis (Cavanilles) Sweet. 



Juniperus monosperma i Engefmann) 



Sargent. 

 Quercus toutneyi Sargent. 

 Qih reus dumosa Nuttall. 

 Celtis occidentalis Linna?us. 

 Moms eeltidifolia Humboldt, Bon- 



pland, and Kunth. 



The most abundant shrubs and conspicuous plants arc the follow- 

 i 1 1 <>• : 



Yucca baccata Torrey. 



Yucca glauca Nuttall. 



Nolina texana Watson. 



Nolina lindheimeriana (Scheele) Wat- 



son. 

 Dasylirioti texanum Scheele. 

 Agave palmeri Engelmann. 

 Fallugia paradoxa 1 1 >. 1 >on » Endlicner. 

 Krameria secundiflora de Candolle. 

 Fouquieria splendens Engelmann. 

 Covillea tridentata (de Candolle) 



Vail. 



Ptelea baldwinii Torrey and Gray. 



Rhus microphylla Engelmann. 

 Mortonia scabrella Cray. 

 Cereus fendleri Engelmann. 

 Opuntia lindheimeri Engelmann. 

 Opuntia leptocaulis de Candolle. 

 <>l>inili(i arborescens Engelmann. 

 Cucurbita fwtidissima Humboldt, Bon- 



pland, and Kunth. 

 Baccharis pteronoides de Candolle. 

 Perezia nana Gray. 



Station No. 12. — Big Hatchet Mountain, Grant County, New 

 Mexico. The main peak lies 18.5 kilometers (11.5 miles) west of 

 Monument No. 44, and has an altitude of 2,545 meters (8,350 feet). 

 The lowest portion of the plain to the eastward, distant about 22 

 kilometers (13.5 miles, has an altitude of hut L,250 meters (4,101 

 feet). The zone of piiion pine occupies the upper half of these 

 mountains. At the base are a few red junipers, and at the summit a 

 goodly number of checkerbark junipers. Agave <i/>/>l<th<tt<i parryi 

 is found in abundance at the summit, and .1. palmeri (" mescal ") at 

 the base. A small spring is said to exist in the Hachita Grande, 

 hut it was not discovered. In company with Lieut. Francis (i. Irwin. 

 Second Cavalry, I established a camp for Mr. Hozlner in the piiion 

 /.one. near (he main summit of the Hachita Range, May Is and L9, 

 L892, visiting the summit and collecting reptiles, birds, land shells, 

 and plants. Mr. Holzner remained until May 25, and collected 

 mammals and birds. 



The principal trees are : 



Pilots cembroides Zuccarini. Celtis occidentalis Linnaeus. 



Juniperus monosperma (Engelmann) Cercocarpus parvifolius paucidentatus 



Sargent. Watson. 



Juniperus pachyphloea Torrey. Fraxinus cuspidata Torrey. 



Quercus undulata Torrey. CJiilopsis linearis (Cavanilles) Sweet. 



