WOOTON AND STANDLEY—FLORA OF NEW MEXICO. 403 
New Mexico: Santa Fe; Pecos; Zuni Reservation; Sandia Mountains; Socorro; 
Mangas Springs; Gila; Nara Visa; Malaga; Tucumcari; south of Melrose. Plains and 
low hills, in the Upper Sonoran Zone. 
A common weed in many parts of the State, especially abundant in draws or flats 
on overstocked ranges. 
2. Croton luteovirens Woot. & Standl. Contr. U. 8. Nat. Herb. 16: 145. 1913. 
Type Locauity: On the Rio Gila, New Mexico. Type collected by Wooton, 
August 15, 1902. 
RANGE: Known only from the type locality. 
The plant is very abundant in this region, growing with the related C. texensis. 
Patches of the two are distinguishable at a distance because of their different color. 
3. Croton fruticulosus Engelm. in Torr. U.S. & Mex. Bound. Bot. 194. 1859. 
Type Locauity: ‘‘Mountain sides and rocky ravines, western Texas.”’ 
RANGE: Western Texas and southern New Mexico to Mexico. 
New Mexico: Organ Mountains. Rocky hills and canyons, in the Upper Sonoran 
Zone. 
A low shrub, 1 meter high or less. 
4, Croton corymbulosus Engelm. in Wheeler, Rep. U. 8. Surv. 100th Merid. 5: 
242. 1878. 
TYPE LocaLity: Camp Bowie, Arizona. 
RANGE: Western Texas to Arizona, and southward. 
New Mexico: Silver City Draw; Organ Mountains; Tortugas Mountain; near 
White Water; Tucumcari; Jarilla; between Fierro and Hanover; Pecos Valley. Sandy 
mesas and barren rocky hills, in the Lower Sonoran Zone. 
5. Croton eremophilus Woot. & Standl. Contr. U. 8: Nat. Herb. 16: 144. 1913. 
Type Locauity; Dog Spring in the Dog Mountains, New Mexico. Type collected 
._ by E. A. Mearns (no. 2336). 
Rance: Southwestern New Mexico. 
New Mexico: Dog Spring; Parkers Well. Dry hills and plains, in the Lower 
Sonoran Zone. 
6. Croton tenuis S. Wats. Proc. Amer. Acad. 14: 297. 1879. 
Croton californicus tenuis Ferguson, Rep. Mo. Bot. Gard. 12: 64. 1901. 
TYPE LocaLity: Southern California. 
Rance: Southwestern New Mexico to California and adjacent Mexico 
New Mexico: Near White Water (Mearns 2269). 
7. Croton neomexicanus Muell. Arg. Linnaea 34: 141. 1865. 
Type Locauiry: Western Texas. 
RANGE: Western Texas, southern New Mexico, and adjacent Mexico. 
New Mexico: Grant County; mesa west of Organ Mountains; Guadalupe Moun- 
tains. Mesas and low, dry hills, in the Lower Sonoran Zone. 
12. ACALYPHA L. THREE-SEEDED MERCURY. 
Annual or perennial herbs with simple petiolate leaves and moncecious flowers in 
axillary or terminal spikes; leaves thin, punctate, serrate; staminate flowers with 4 
sepals and 8 to 16 united stamens; pistillate flowers subtended by foliaceous bracts, 
the sepals 3 to 5, the stigmas fringed; fruit a 3-celled 3-seeded capsule. 
KEY TO THE SPECIES. 
Annual; stigmas greenish, inconspicuous; inflorescence mostly 
axillary.........0..2--------- 2-22 - ee eee eee eee ee eee e---- L.A. neomexicana, 
Perennial; stigmas bright red, showy; inflorescence terminal..... 2. A. lindheimeri. 
