WOOTON ANI> STANDLEY FLORA OF NEW MEXICO. 415 



2. Rhamnus ursina Greene, Leaflets 1: 63. 1904. 



Type locality: Bear Mountain near Silver City, New Mexico. Type collected by 

 Metcalfe (no. 172). 



Range: Southwestern New Mexico. 



New Mexico: Sycamore Creek; Bear Mountain; Mangas Springs; Gila; Berendo 

 Creek; San Andreas Mountains. Mountains, in the Upper Sonoran Zone. 



3. Rhamnus betulaefolia Greene, Pittonia 3: 16. 1896. 



Type locality: Banks of streams in the Mogollon Mountains, New Mexico. Type 

 collected by Rusby in 1881. 



Range: Mountains of southern New Mexico and adjacent Arizona. 



New Mexico: Mogollon Mountains; San Francisco Mountains; Kingston; Animas 

 Peak; Tularosa Creek. In the Transition Zone. 



4. Rhamnus smithii Greene, Pittonia 3: 17. 1896. 

 Type locality: Pagosa Springs, southwestern Colorado. 

 Range: Southern Colorado and northern New Mexico. 



New Mexico: Chama; between Tierra Amarilla and Park View. Open hillsides, 

 in the Transition Zone. 



88. VITACEAE. Grape Family. 



Woody vines, trailing or climbing by tendrils; leaves large, simple or compound, 

 petiolate, the blades flat and mostly thin; inflorescence axillary, cymose or paniculate : 

 flowers small and inconspicuous, greenish or yellowish, sometimes delicately perfumed, 

 perfect, polygamous, or dioecious, regular; calyx and corolla 4 or 5-merous, a disk 

 present or wanting; stamens of the same number as the petals and opposite them; 

 pistil compound; fruit a berry. 



KEY TO THE GENERA. 



Leaves simple 1. Vitis (p. 415). 



Leaves compound. 



Leaves 5-foliolate, thin 2. Parthenocissus (p. 415). 



Leaves 3-foliolate, fleshy 3. Cissus (p. 416 >. 



1. VITIS L. Grape. 



Trailing or climbing vines with shreddy bark and forking tendrils; leaves simple, 

 more or less palmately lobed or angled, with small caducous stipules; flowers in 

 axilla r\ panicles, dioecious, i«>Iyuauio-dicccious, or rarely perfect; calyx minute; 

 corolla caducous, the petals coherent; stamens exserted, alternate with the lob< 

 the disk; fruil ;i few-seeded globose berry; seeds hard and bony, pear-shaped, relatively 

 large. 



1. Vitis arizonica Engelm. Amer. Nat. 2: 321. 1868. 



Type locality: Arizona. 



Range: We tern Texas to Arizona. 



New Mexico: McCarthy sun inn; Sandia Mountains; Magdalena Mountains; Mangas 

 Springs; Mogollon Mountains; Fori Bayard; Bear Mountain; Black Range; Organ 

 Mountains; Roswell; < fray; Queen; < lloverdale; Animas Mountains; White Mountains, 

 ins and thicket , in the Upper Sonoran and Transition zones. 



The berries of this grape arc aol very pa lut a hie, bul they were n^~i\ for food bj the 



Indians. 



2. PARTHENOCISSUS Planch. Yn;<.i\i.\ OBEEFBR. 



Trailing or climbing woody vines with forking tendrils and alternate, palmately 

 5-foliolate leaves; leaflets I bo 10 cm. long, coarsely toothed; flowers small, greenish, in 

 axillary cj mes; calyx and corolla •"> merous, disk wanting; stamen* 5; fruil I depn 

 globose berry, blackish, aol edible. 



