MALPIGHIACE^E. 17 



[i. p. 157.] 1*. Aspicarpa hySSOpifolia, A. Gr. PL Lindh. p. 167, PI. Wright, 

 i. p. 36, et ii. p. 30 ; S. Wats, in Proc. Am. Acad. xvii. p. 333. 



New Mexico; Texas.— Noeth Mexico, at Monclova and the neighbouring Caracol 

 Mountains (Palmer). 



[i. p. 157.] 2. Aspicarpa longipes, A. Gr. ; S. Wats, in Proc. Am. Acad. xvii. 

 p. 334. 



North Mexico, in the San Miguelito Mountains (Schaffner, 902). 



ZYGOPHYLLACE.E. 



[i. p. 158.] 1*. Larrea gllltinosa, Engelm. Bot. Wisliz. Exped. p. 9. 

 Noeth Mexico, common from Olla and Cristobal to Chihuahua and Saltillo (Gregg). 



[i. p. 159.] 1. SericodeS greggii, A. Gr. ; S. Wats, in Proc. Am. Acad. xvii. 

 p. 334. 



North Mexico, San Lorenzo de Laguna and Soledad (Palmer, 63, 321). Hb. Kew. 



GERANIACEiE. 



[i. p. 1-60.] 1*. Geranium crenatlim, S. Wats, in Proc. Am. Acad. xvii. 

 p. 334. 



Noeth Mexico, Lerios, Coahuila (Palmer, 136). Hb. Kew. 



[i. p. 165.] 35. Oxalis wrightii, A. Gr. ; S. Wats, in Proc. Am. Acad. xvii. 

 p. 335. 



Noeth Mexico, San Luis Potosi (Schaffner, 761). 



RUTACE.E. 



[i. p. 168.] 1. Astrophyllum dumOSUm, Torr. ; S. Wats, in Proc. Am. Acad, 

 xvii. p. 335. 



Noeth Mexico, in the mountains east of Saltillo (Palmer, 139). 



[i. p. 170.] Ptelea parvifolia, A. Gr. (quoad specimen floriferum), = Helietta 

 parvifolia, Benth. in Hook. Ic. PI. xiv. p. 66, t. 1385. 



There is one other described species of Helietta, a native of Colombia. 



SIMARUBACEiE. 



[i. p. 173.] 2. Castela nicholsoni, Hook. ; S. Wats, in Proc. Am. Acad. xvii. 

 p. 335. 



Noeth Mexico, Juraz, Coahuila (Palmer.) 

 biol. CENTE.-AMEE., Bot. Vol. IV., February 1886. d 



