48 UNITED STATES AND MEXICAN BOUNDARY. 
the base. We think this can hardly be 8. racemosa, nor can we refer it to any described species 
of Serjania. The leaves in all our specimens are pinnate, and the pinne trifoliate. 
URVILLEA Mexicana, Gray, 1. c. (adnot.) Rich soil, among rocks. Monterey, Neuvo Leon, 
Thurber. · It was found some years before, in the same place, by Dr. Gregg, Dr. Edwards, апа” 
Major Eaton. Taumilapas; Berlandier, No. 2269. 
DopoN ЖА SCHEIDIANA, Schlecht. in Linnea, 18, p. 49. In various parts of Sonora; Thurber, 
Schott. 
.SCULUS CALIFORNICA, Nutt. in Torr. & Gray, Fl. 1, p. 251, & Sylva, 2, p. 69, t. 74. Newberry, 
Bot. Williamson in Расу. R Road Expl. 6, p. 21, fig. 1. Near Monterey and San Luis Obispo, 
California, May ; Parry. 
UxGNADIA SPECIOSA, Endl. дай t. 36; Gray, Gen. Ill. 2, t. 118 ф 179. Dry ravines, Organ 
mountains of New Mexico, March— April; Bigelow. Hueco mountains, Texas; Thurber. 
MALPIGHIACEZX. 
GALPHIMIA LINIFOLIA, Gray, Gen. Ill. 2, p. 196, t. 113. Limestone hills and plains on the 
Rio Grande and its tributaries, western Texas. 
MALPIGHIA GLABRA, Linn.; DC. Prodr. 1, p. 578. On the lower Rio Grande, September— 
October (flowers and fruit); Schott. Dr. Edwards found it near Monterey, Neuvo Leon. It is 
a shrub 1—4 feet high, growing in densely bushy places. 
“дэ ФАМОВА GRACILIS, Gray, Pl. Wright. 1, p. 38; &2, p. 30; Torr. Bot. Parkes, in Pacific R. 
Road Expl. T, p. 9, t. 1. From the Limpio mountains to El Paso, and west to Chihuahua and 
Sonora. ! 
ASPICARPA LONGIPES, Gray, Pl. Wright. 1, p. 38 & 2, p. 30. Rocky hills near the Limpia 
river, July—September; Bigelow. Sierra del Pajarito, Santa Cruz, Sonora; Thurber, Schott. 
oe ASPICARPA HYSSOPIFOLIA, Gray, Pl. Lindh. 2, p. 167; & Pl. Wright. 1, p. 36. Limestone 
hills along the lower Rio Grande, October ; Schott. 
Нік ЖА SEPTENTRIONALIS, Ad, Juss. Monog. Malpigh. p. 309. Var. foliis minoribusse pissime 
oblongo-lanceolatis, Gray, Pl. T'hurb. p. 303 (adnot.) Between Reyon and Ures, Sonora; 
ie Thurber. Dr. Edwards collected it near Monterey, Neuvo Leon. It is a shrub 6—8 feet high. 
POLYGALACEÆ. 
qe 了 orYGALA PUBERULA, Gray, РІ. Wright. 2, p. 30. Hills between Van Horn's Wells and 1 
Muerte; and on the mountains of Leona; June—August; also at the Copper Mines, and on 404 
the Rio Mimbres. 
 Porxeara LINDHEIMERI, Gray, pl. Lindh. 2 ‚р. 150; & РІ. Wright. 1, p. 39. Hills and plains, 
western Texas; New Mexico and Sonora; June—September. 
X 了 PorYGALA OVATIFOLIA, Gray, Pl. Wright. 1, p. 39. Limestone rocks on the Rio Grande from 
— Eagle Pass up to the San Pedro and Pecos ; Schott, Bigelow. 
POLYGALA ALBA, Nutt. Gen. 2, p. 87; Gray, Pl. Wright. l.c. Gravelly hills on the Rio 
p | Grande from New Mexico to the lower river. Valley of the Santa Cruz river, Sonora ; Capt. Ё. 
E K. Smith. p. 
2 РотхватА SCOPARIA, H. В. K. Nov. Gen. 5, p. 399; var. MULTICAULIS, Gray, L. е: Hills and : 
А 2 ravines ас El Paso; also at Eagle Springs, Texas ; Жайдың Parry. 3i 
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