96 PROCEEDINGS OF THE AMERICAN ACADEMY 



X. 



CONTRIBUTIONS TO AMERICAN BOTANY. 

 By Sereno Watson. 



Presented May 29th, 1883. 



1. List of Plants from Southwestern Texas and Northern Mexico^ 

 collected chiefly by Dr. E. Palmer in 1879-80. — 11. Gamopetala 

 to Acotyledones. 



[Continued from Vol. XVII., page SGI.] 



Viburnum prunifolium, Linn. Kendall or Wilson County, 

 Texas (387). 



Viburnum membranaceum, Benth. & Hook. Caracol Mount- 

 ains, Coahuila (388). 



Sympiioricarpus microphyllus, HBK. a pubescent form, 

 from the Sierra Maclre, south of Saltillo (2118), and wholly glabrous, 

 from Lerios in the high mountains east of that city (390) ; 296 Parry 

 & Palmer. 



LoNiCERA albiflora, Torr. & Gray. In the Sierra Madre, south 

 of Saltillo (389). 



LoNiCERA pilosa, Willd. Sparingly collected in the same region ; 

 mountains near San Luis Potosi (733 Schaffner) ; Guanajuato 

 (Duges) ; 297 Parry & Palmer. The calyx-limb is usually glandu- 

 lar-hispid and the corolla villous. Dugcs' specimen is glabrous 

 throughout and probably rejiresents L. tuhulosa, Benth. All have 

 the interior of the corolla-tube villous. L. Moginiana, DC, is doubt- 

 less L. involucrata, Banks. 



Cephalanthus occidentalts, Linn. At Uvalde, Texas (391). 



BouvARDiA ANGUSTIFOLIA, HBK. (?) In the mountains east of 

 Saltillo (391). Apparently the same as 47, 316 and 650 of Gregg's 

 collection, 236 Wright (referred to B. hirtella), and Eaton & Ed- 

 ward's specimens from near Monterey (referred to B. triphylla). The 

 specimens collected in Arizona by AVright (1116, in part), Rothrock 

 (479), Lemmon (167), and Pringle (distributed as B. Jacquini)^ may 



