WOOTON AND STANDLEY FLOEA OF NEW MEXICO. 387 



KEY TO THE SPECIES. 



Petals 20 to 30 mm. long 1, K. grandiflora. 



Petals 12 mm. long or less. 



Beak not longer than the body of the fruit, usually shorter. . 2. K. brachystylis. 

 Beak much longer than the body of the fruit. 



Leaves strongly hirsute and paler beneath; beak glabrous 



or nearly so 4. K. Mrsutissima. 



Leaves glabrous beneath or nearly so, of about the same 

 color on both surfaces; beak finely puberulent. 

 Plants prostrate; petals 5 to 7 mm. long, barely exceed- 

 ing the sepals; carpels bluntly tuberculate 3. K. parviflora. 



Plants erect; petals 7 to 12 mm. long; carpels sharply 



tuberculate 5. K. laetevirens. 



1. KaUstroemia grandiflora Torr.; A. Gray, PI. Wright. 1: 28. 1852. 

 Type locality: "Borders of the Gila," Arizona or New Mexico. 

 Range: Arizona and New Mexico. 



New Mexico: Carlisle; Mangas Springs; Florida Mountains; Organ Mountains; 

 Little Burro Mountains. Dry hills, in the Upper and Lower Sonoran zones. 



2. KaUstroemia brachystylis Vail, Bull. Torrey Club 24: 206. 1897. 



Type locality: Mesa near Las Cnices, New Mexico. Type collected by Wooton. 



Range: Arizona to Western Texas and southward. 



New Mexico: Carrizo Mountains; Chama River; San Juan; Santa Fe; Mangas 

 Springs; Albuquerque; Organ Mountains; Mesilla Valley; Pecos; Canada Valley. 

 Dry plains, in the Lower and Upper Sonoran zones. 



3. KaUstroemia parviflora Norton, Rep. Mo. Bot. Gard. 9: 153. pi. 46. 1898. 

 Type locality: Agricultural College, Mississippi. 



Range: Mississippi to New Mexico and Arizona, and southward. 



New Mexico: Santa Fe; Socorro; Kingston; Organ Mountains; San Luis Moun- 

 tains; Gray; Nara Visa; Raton; Rio Frisco; Tularosa; Dayton; Tucumcari. Dry hills 

 and plains, in the Upper Sonoran Zone. 



4. KaUstroemia hirsutissima Vail in Small, Fl. Southeast. U. S. 670. 1903. 

 Type locality: Plains south of the White Sands, New Mexico. Type collected 



by W^ooton (no. 564). 



Range: Kansas and Colorado to Texas and Mexico. 



New Mexico: Plains south of White Sands; Socorro; Albuquerque; Santa Fe; 

 Redrock; south of Roswell; Lakewood. Dry plains, in the Lower and Upper Sonoran 

 zones. 



5. KaUstroemia laetevirens Thornber, Contr. U. S. Nat. Herb. 16: 143. 1913. 

 Type locality: Hanover Mountain, New Mexico. Type collected by J. M. Hol- 



zinger in 1911. 



Range: Arizona and New Mexico. 



New Mexico: Farmington; Hanover Mountain. Dry hills and plains, in the 

 Upper Sonoran Zone. 



75. KOEBERLINIACEAE. Junco Family. 



1. KOEBERLINIA Zucc. Junco. 



Much branched leafless shrub, 1 meter high or less, rarely 2 meters; stems of hard 

 wood, green, the oldest blackish, each branch ending in a sharp thorn; leaves reduced 

 to small scales; flowers slender-pediceled, in small lateral racemes on short peduncles; 

 sepals 4, 1 mm. long; petals 4, twice to 3 times as long, greenish white; stamens 8, 

 shorter than the petals, the filainents enlarged in the middle; fruit a spherical black 

 berry about 6 mm. in diameter. 



