460 PROCEEDINGS OP THE AMERICAN ACADEMY 



var. Rio Blanco. (510.) — P. Oaxacense, Founi. Rio Blanco, 

 in deep canons ; arundiuaceous, recumbent on rocks and bushes, rarely 

 over 6 feet tall. (535.) 



Oplismenus SETARius, Roem. & Schult. ? Guadalajara. (463.) 



Chjetiuji bromoides, Beuth. Guadalajara. (475, 619.) 



Setaria glauca, Beauv., varieties. Rio Blanco and Guadalajara. 

 (211,246.) Guadalajara, (203.) — S. verticillata, Beauv. Te- 

 quila. (404 ?, reported as 484.) 



Pennisetum Mexicanum, Hemsl. ? Rio Blanco, in a garden. 

 (514.) — P. SETOSUM, Rich.? Rio Blanco. (677.) 



Tripsacum fasciculatum, Fourn. Rio Blanco. (508.) — Un- 

 determined species. Rio Blanco. (509.) 



Leersia hexandra, Sw. Guadalajara. (244.) 



Arundinella, undetermined species. Rio Blanco. (12.) — Rio 

 Blanco. (525, 526?, reported as 562.) 



Cenchrus myosuroides, HBK. Guadalajara. (7G5.) 



HiLARiA CENCHROiDES, HBK., varieties. Rio Blanco and Gua- 

 dalajara. (197, 296.) — "Gramma"; used medicinally. 



-^GOPOGON GRACILIS, Vasey. Guadalajara and Rio Blanco. (247, 

 505.) — JE. GEMiNiFLORUS, HBK., and var. Guadalajara. (479.) 

 Rio Blanco. (557.) 



Cathesticum erectum, Vasey & Haeckel, var. Rio Blanco and 

 Guadalajara. (196, 270.) — " Gramma" ; used medicinally. 



Imperata Hookeri, Rupr. (I.arundincwea of American authors. 

 /. brevifoUa^ Vasey.) Guadalajara. (444.) 



Manisuris granularis, Sw. (396?, reported as 366.) 



Trachtpogon polymorphus, Haeckel, var. Guadalajara and 

 Rio Blanco. (467, 527.) Also subvar. secundus, Haeckel. Rio 

 Blanco. (303.) 



Chrysopogon nutans, Benth., var. Rio Blanco. (511.) — 



C. MINOR, Vasey, n. sp. Rio Blanco. (590.) — C. , w. sp. ? 



Rio Blanco. (513.) 



Heteropogon contortus, Roem. «& Schult. Guadalajara. (767.) 



— Undetermined species. Rio Blanco. (589.) — Rio Blanco. (A.) 

 Andropogon Liebmanni, Haeckel. Guadalajara. (227.) — 



A. sacciiaroides, Sw., var, perforatus, subvar. Palmert, Haeckel. 

 Rio Blanco. (305.) — A. tener, Kunth, var. Rio Blanco. (504.) 



— A. iiiRTiFLORUS, Kunth, var. Rio Blanco ; used for thatching. 

 (506.) — A. FASTiGiATUs, Sw. Rio Blanco. (507, 588.) — A. 

 brevifolius, Sw. Rio Blanco. (593.) — Undetermined species. 

 Guadalajara. (466.) — Rio Blanco. (591.) 



