44 UNITED STATES AND MEXICAN BOUNDARY. 
tera, Texas, and on the Mimbres, New Mexico; Bigelow. 1618 usually a shrub of from 3 to 6 
feet high, but it sometimes occurs twenty feet. 
PrELEA ANGUSTIFOLIA, Benth. Pl. Hartw. p. 9; Gray. Pl. Fendl. p. 28. Limestone hills 
around Ringgold Barracks; Schott. Mountain ravines, El Paso; Thurber. 
COCHLOSPERME. 
AMOREUXIA SCHEIDIANA, Planch. in Hook. Lond. Jour. Bot, 6, p. 140, t. 1; Gray, Pl. Wright. 
2, р. 26, 4. 12, А. Santa Cruz valley, Sonora; Thurber. 
К AMOREUXIA Wriauti, (ғау, l. с. А. Scheidiana, Pl. Wright. 1, p. 29, t. 3. B. excl. syn. 
In rich soil, Eagle Pass, June; Schott. Hills and plains near the mouth of the Pecos, Octo- 
ber (fruit) ; Bigelow. 
ANACARDIACEAE. 
Ruvs VIRENS, Lindh. in Gray, Pl. Lindh. 2, p. 159; Pl. Wright. 1, р. 31. Limestone rocks 
on Devil’s river, and at the mouth of the Pecos ; Bigelow. 
. Rnus MICROPHYLLA, Engelm. in Gray, Pl. Wright. 1, р. 31. Ravines along the Rio Grande, 
from El Paso down to Eagle Pass ; also in Chihuahua and Sonora. 
Ravs TRILOBATA, Nutt. in Torr. & Gray, Fl.1, р. 219; Gray, Pl. Wright. 1, р. 31. Northern 
New Mexico and the Valley of the Rio Grande; also in Sonora and California. A form with 
the leaves velvety-pubescent occurs at the Copper Mines and on the Organ mountains, New 
Mexico. * 
- REUS coPALLINA, var. LANCEOLATA, Gray, Pl. Lindh. 2, p. 158. Hills and rocky places between 
the Limpia and the Rio Grande, July ; Bigelow. 
Ruus Toxtcopenpron, Linn. ; Torr. & Gray, l.c. A variety with narrow leaves was found 
on the Sierra del Pajarito, Sonora, by Schott ; and at the cafion of Guadaloupe, by Capt. E. K. 
Smith. 
Ruus DIVERSILOBA, Torr. & Gray, 1. с. В. lobata, Hook. Fl. Bor.- Amer. 1 p. 127, 1, 38: 
Lindl. Bot. Reg. (n. ser.) 31, t. 38. In various parts of California ; frequent. 
Рівтаста Mexicana, Н. В. К. Nov. Gen. Ф Sp. 7, p. 22,t. 608. Hicks ravines near the mouth 
| of the Pecos, western Texas, October (fruit); Bigelow. A small tree. 
A. ТатнвжА LAURINA, Walp. Керегі. 1, p. 550; Torr. Pl. Whippl. 1. с. p. 13. Rhus (Malosiua) 
s шил Nutt. in Torr. & Gray, Fl. 1, p. 219. (Тав, VIL) San Diego, California; Parry. 
e _ BryPHONIA INTEGRIFOLIA, Nutt. in Torr. & Gray, Fl. l. с. 4 Sylv. 3, p. 4,1, 82; org in Pacif. 
. R. Road Expl. Т, Bot. p. 8, t. 2. Santa Barbara and San Diego, California ; Paty, Thurber. 
4 2 ‘Leaves ans variable in size and жиш, especially Bese the young shoots. 8, serrata (Nutt.) is 
най MOLLE, кы. Sp. 1 p. 1467. Lower California, near the boundary line; Parry; and 
a at the Mission of San Luis Rey ; Thurber. It is common also in all the Mexican States, but is 
x | probably not indigenous. Mr. Thurber informs me that in California it is called Pepper Tree 
ЭЕ. the Tesideuts, the berries paving precisely the taste of че common black pepper. 
 ЗІМАВОВАСЕ Ж. 
