132 CONTRIBUTIONS FROM THE NATIONAL HERBARIUM, 
Auricles conspicuously produced be- 
yond the point of insertion. 
Stems stout; leaves short and 
broad; perianth 4 mm. long, 
scarious at base; cymes 
open.........-.-----2----- 16. J. brachyphyllus. 
Stems slender; leaves long and nar- 
row; perianth 3.5 to 4 mm. 
long, scarious to the apex; 
cymes dense .....-......--- 17. J. confusus. 
Auricles scarcely produced beyond the 
point of insertion. 
Perianth segments about equaling 
the capsule, 3 to 4 mm. 
long.......-.2.2. 222-2222 e- 18. J. interior, 
Perianth segments mostly exceed- 
ing the capsule, 4 to 5 mm. 
long......---.-2-222---0--. 19. J. arizonicus. 
1. Juncus drummondii E. Mey. in Ledeb. Fl. Ross. 4: 235. 1853. 
Juncus arcticus Willd. err. det. Hook. Fl. Bor. Amer. 2: 189. 1838. 
Type Loca.iry: ‘“‘Ata great elevation on the Rocky Mountains.”’ 
Range: British America to California and northern New Mexico; also in Europe 
and Asia. 
New Mexico: Spirit Lake; Truchas Peak. Bogs, in the Hudsonian and Arctic- 
Alpine zones. 
2. Juncus balticus Willd. Ges. Naturf. Freund. Berlin Mag. 3: 298. 1809. 
Type Locauity: “‘An den sandigen Meeresufern bei Warnemiinde,’’ Germany. 
Ranee: Alaska and British America to California, New Mexico, and New York; 
also in Europe and Asia. 
New Mexico: Cedar Hill; Dulce; Chama; Farmington; Taos; Baldy; Winsors 
Ranch; Jewett; Gallo Spring; Lone Mountain; Berendo Creek; Mesilla Valley; Silver 
Spring Canyon. Wet ground, in the Upper Sonoran and Transition zones. 
3. Juncus mexicanus Willd.; Roem. & Schult. Syst. Veg. 7: 178. 1829. 
Juncus balticus mexicanus Parish, Muhlenbergia 6: 119. 1910. . 
Tyre Locaity: ‘‘In Mexico.” 
Rance: Texas and Arizona and southward. 
New Mexico: Cloverdale; White Sands; Carrizozo; Malones Ranch. Wet ground, 
in the Lower Sonoran Zone. 
4. Juncus nodosus L. Sp. Pl. ed. 2. 466. 1762. 
Type LocaLity: ‘‘Habitat in America septentrionali.”’ 
RanGE: British America to Nevada and Virginia. 
New Mexico: Farmington; near Pecos; Castle Rock. Wet ground, in the Upper 
Sonoran Zone. 
5. Juncus torreyi Coville, Bull. Torrey Club 22: 303. 1895. 
Juncus nodosus megacephalus Torr. Fl. N. Y. 2: 326. 1843. 
Juncus megacephalus Wood, Bot. & Flor. ed. 2. 724. 1861, not Curtis, 1835. 
TYPE LocaLity: ‘‘On the shores of Lake Ontario.’ 
RanGE: British Columbia and New York to California and Texas. 
New Mexico: Shiprock; Farmington; Dulce; Las Vegas; Zuni Reservation; Albu- 
querque; Pecos; Berendo Creek; Silver City; Mesilla Valley; Carrizozo; Mescalero 
Agency. Wet ground, Lower Sonoran to Transition Zone. 
