148 PROCEEDINGS OP THE AMERICAN ACADEMY 



RuMEx Beulandieri, Meissn. At San Lorenzo do Laguna, Coa- 

 huila (1182). 



RuMEX Mexicanus, Meissn. At San Luis Potosi (004 and 906 

 SchafFner) ; 794 Parry & Palmer, apparently. 



Antigonon LEPTorus, Hook. & Arn. At Guanajuato (Duges). 

 Commonly known as " Coamecatl." 



Aristolociiia euevipes, Benth. (A. Wrightii, Seem.) In the 

 Sierra Madre, south of Saltillo (1183). — Var. acuminata is sub- 

 tomentose, instead of villous-pubescent, with the leaves narrow and 

 usually long-acuminate (1 to 2i- inches long), the basal lobes narrower 

 and often elongated. It was collected by Wright (1701) in aSTew 

 Mexico, by Thurber (1025) in Sonora, by Lemmon (272) in the 

 Santa Catalina Mountains, Arizona, and by Pringle near Camp 

 Lowell ; it is also in Schaffner's previous collection (47), from the 

 mountains near San Luis Potosi. 7GG Parry & Palmer in its foliage 

 connects with the typical form. 



Aristolochia pardina, Duchartre. At Colima, where it is 

 known as " Iluaso" (Duges). 



Anemopsis Californica, Hook. At Parras, Coahuila (1184), 

 near Santa Maria del Rio, San Luis Potosi (532 SchafFner), and at 

 Guanajuato (Duges) ; " Yerba del Manzo." 



Peperom.'a umbilicata, Ruiz & Pavon, var. macropiitlla, 

 C. DC. At San Luis Potosi (108 Schaffner), and at Guanajuato 

 (Duges) ; 802 Parry & Palmer. 



Persea gratissima, Gaertn., var. Schiedeana, Meissn. In the 

 mountains near Santa Maria del Rio (116 Schaffner), and at Guana- 

 juato (Duges). Known as " Ahuacate." 



LiTSEA glaucescens, HBK., var. subsolitaria, Meissn. In 

 the San Miguelito Mountains, San Luis Potosi (710 Schaffner), and 

 at Guanajuato (Duges) ; 798 Parry & Palmer. 



Laurantiius calyculatus, DC. At Guanajuato (Duges) ; 800 

 Parry & Palmer. The specimens accord with the figure and descrip- 

 tion. They seem also to be the same as 18 Coulter and 342 An- 

 drieux, which are referred to L. Schiedeanus, Cham. & Schleeht. 

 That species, however, is described as having the leaves attenuate at 

 the apex and the flowers three inches long. The fruit with the 

 present specimens is oblong-obovate, 5 lines long ; embryo with 4 to 

 6 cotyledons. Known as " Ingerto. ' 



Euphorbia prostrata, Ait. At Sutherland Springs, Texas 

 (1196), at Monclova, Coahuila (1193), and at Monterey, Nuevo Leon 

 (1189) ; 816^ and 818 Parry & Palmer. 



