142 



MEMOIRS OF THE NEW YORK BOTANICAL GARDEN 



[Vpl. 9. No. 2 



Isachne arundinacea. (Swartz) Griseb. Fl. Brit. W. Ind. 553. 1864. 



Junction of GUAYAS, CANAR, CHIMBORAZO and BOLIVAR: Foothills of 

 the western cordillera near the village of Bucay, 1000-1250 ft, E-3718. 



Oplismenus burmanni (Retz.) Beauv. Ess. Agrost. 54, 168, 169. 1812, 



CHIMBORAZO: Canon of the Rio Chanchan near Huigra, 4000-4500 ft (mostly 

 scrub-chaparral, with a few seepages and small swamps along the river), E-2967. 

 Oplismenus hirtellus (L.) Beauv. Ess. Agrost. 54, 168, 170. 1812. 



SANTIAGO-ZAMORA ("Oriente"): Near Mendez, 1750-2500 ft, E-908. 

 Oplismenus rariflorus Presl, Rel. Haenk. 1: 320. 1830. 



CHIMBORAZO: Canon of the Rio Chanchan near Huigra, 4000-4500 ft (mostly 

 scrub-chaparral, with a few seepages and small swamps along the river), E-3176, 

 Setaria geniculate (Lam.) Beauv. Ess. Agrost. 51, 169, 178. 1812. 



AZUAY: Between Rlos Azogues and Gualaceo, valley of the Rio Paute, be- 

 tween Paute and Cuenca, 7200-8000 ft (dry cliffs, rocky hillsides and occasional 

 ravines), E-2299; quebradas leading into the Rio Collay, 3-8 km north of Sevilla 

 de Oro, 7000-8300 ft, E-5215. CHIMBORAZO: Canon of the Rio Chanchan near 

 Huigra, 4000-4500 ft (mostly scrub-chaparral, with a few seepages and small 

 swamps along the river), E-3100. 



Setaria scandens Schrad. ex Schult. Mant. 2: 279. 1824. 



CHIMBORAZO: Canon of the Rio Chanchan near Huigra, 4000-4500 ft (mostly 

 scrub-chaparral, with a few seepages and small swamps along the river), E-2952. 

 New to Ecuador. 



Pennisetum peruvianum Trin. Linnaea 10: 295. 1836. 



CHIMBORAZO: Canon of the Rio Chanchan near Huigra, 4000-4500 ft (mostly 

 scrub-chaparral, with a few seepages and small swamps along the river), E-3103, 

 NAPO-PASTAZA ("Oriente"): Valley of the Rio Pastaza and adjacent uplands, 

 between Banos and Mera, 3500-5000 ft, E-2394. 



Pennisetum purpureum Schum. Beskr. Guin. PI. 64. 1827. 



CHIMBORAZO: Canon of the Rio Chanchan near Huigra, 4000-4500 ft (mostly 

 scrub-chaparral, with a few seepages and small swamps along the river), E-3062A, 

 3062B. 



Pennisetum setosum (Swartz) L. Rich, in Pers. Syn. PI. 1: 72. 1805 o 



CHIMBORAZO: Canon of the Rio Chanchan near Huigra, 4000-4500 ft (mostly 

 scrub-chaparral, with a few seepages and small swamps along the river), E-3188. 



Pennisetum tristachyum (H.B.K.) Spreng. Syst. Veg. 1: 302. 1825. 



CHIMBORAZO: Canon of the Rio Chanchan near Huigra, 4000-4500 ft (mostly 

 scrub-chaparral, with a few seepages and small swamps along the river), E-3096. 



Cenchrus echinatus L. Sp. PI. 1050. 1753. 



CHIMBORAZO: Canon of the Rio Chanchan near Huigra, 4000-4500 ft (mostly 

 scrub-chaparral, with a few seepages and small swamps along the river), E-3083. 



Cenchrus myosuroides H.B.K. Nov. Gen. & Sp. 1: 115. pi. 35. 1815. 



AZUAY: Between Rios Azogues and Gualaceo, valley of the Rio Paute, be- 

 tween Paute and Cuenca, 7200-8000 ft (dry cliffs, rocky hillsides and occasional 

 ravines). In small tufts. "Paja rabo de Zorro." E-2347. 



Arundinella berteroniana (Schult.) Hitchc. & Chase, Contr. U. S. Nat. Herb. 18: 

 290. 1917. 



SANTIAGO-ZAMORA ("Oriente"): Lower plain of Rio Upano, near Chupiantza, 

 1750-2500 ft, E-1013; eastern slope of the cordillera, valley of the Rios Negro 



