„> 
110 UNITED STATES AND MEXICAN BOUNDARY. 
LENTIBULACEA. 
UrRICULARIA GIBBA, Linn. Sp. р. 26. In the San Pedro river, also in Elm creek, and near 
the head waters of the Nueces, western Texas, October ; Bigelow. 
BIGNONTACEA. 
TEcoMA STANS, Juss. Gen. p. 139; DC. Prodr. 9, p. 225. Hills along the Rio Grande, from 
El Paso downward and westward to Sonora; May to July. (No. 1446, Wright.) 
Снпорвів LINEARIS, DC. l. е. p. 227. 0. glutinosa, Engelm. in Wilz. North. Mex., p. 94. 
Hills and ravines along the Rio Grande, Santa Cruz river, etc., Sonora ; Schott and Capt. E. K. 
Smith. San Felipe, California; Parry (No. 1447 » Wright). A shrub usually 4—6 feet high, 
but Capt. Smith saw it in Sonora 25 feet high. Ican distinguish but one species in the collections. 
Suborder SESA ME Az. 
MARTYNIA VIOLACEA, Engelm. in Wisliz, l. c. p. 101. Low places and plains, near the Limpio, 
etc.; July ; Bigelow. Near Laredo; Schott. Corallitas, ete., Chihuahua ; Thurber, Parry. 
MARTYNIA ARENARIA, Engelm. l. c. р. 100. Sandy places, from El Paso and near the Limpio 
(Bigelow) to the Presidio del Norte ; July; Parry. Sonora; September; Thurber. ‘ Plant 
viscid ; corolla reddish-yellow externally, yellow inside; the throat mottled and veined with 
brown > Thurber. 7472 
7 
OROBANCHACEZ. 
APHYLLON UNIFLORUM, Torr. Ё Gr. in Gray’ s Man. Bot. ed. 2, p. 281. Orobanche uniflora, 
Linn. California; Rev. A. Fitch. 
APHYLLON FASCICULATUM, Torr. Ё Gr. 1. с. Orobanche fasciculata, Nutt. Gen. 2, p. 59 ; Hook. 
Fl. Bor.-Am. 2, p. 93, t. 170. Tributaries of the Rio Yaqui, Sonora; June; Thurber. Moun- 
tains east of San Diego ; June; ; Parry. Our numerous specimens show that the divisions of the 
calyx are variable in length and shape, so that the species is chiefly distinguished by its scaly 
stem and shorter peduncles. 
PHELIPEA “upovicrana, Walp.; Reuter in DC. Prodr. 11, р. 11. Orobanche Ludoviciana, 
Nutt. On the beach at Brazos Santiago, Texas ; May ; Schott. Pachitiga, Chihuahua ; August ; 
Thurber. /5 45 ` /ÁI SO 
PHELIPEA comosa. Anoplanthus comosus, Walp. Бер. 3, p. 480, & Reut. 1. c. Orobanche 
comosa, Hook. ЕІ. Bor.-Am. 2, p. 92, t. 169. California, probably on the lower Sacramento ; 
Shelton. "The specimens were parasitic on the roots of a species of Grindelia ; apparently ©. 
arguta. The calyx is deeply 5-parted, with nearly equal lanceolate-subulate segments. Brac- 
teoles very remote from the flower, alternate on.the pedicel, resembling the segments of the 
calyx. Lobes of the corolla all acute and entire; — of the upper lip ovate-lanceolate ; of the 
lower linear-lanceolate. 
E REL CR (by A. Gray). 
MavRANDIA ANTIRRHINIFLORA, Willd. Hort. Berol. t. 83. ы ода сы іп the valley of the Rio 
Grande, and west to California. 
EM v 
