2% CPR 4/CHUN E Botanique. 
376. Trin. Act. Petrop. 1829. p. 73. À Monte Video usque ad fines 
regni Paraguayani (Sellow! ex NE.). 
21. Urachne trichotoma Trin. Act. Petrop. 183%. p. 124. Paniculae amplis- 
simae, sesquipedalis, lucidae radis binis ternisve, radiolisque basi 
nudis, spiculas paucas ( sub 2) gerentibus; glumis caudato-acumi- 
natis, inaequalibus, inferiore 2{ lineali; flosculo obovato, semili- 
neali, verrucoso-aspero, basi villis medium ipsius attingentibus 
cincto; arista debili, rectiuscula, parum torta, glumis # — 5-plo 
longiori. 
Stipa trichotoma N. ab Es. Agrost. Bras. (1829) p. 375 ubi descript. 
Trin. Act. Petrop. 1829. p. 73. Kunth Revis. Gram. 2. tab. 121 et 
Agrost. syn. suppl. p. 139 ubi descript. 
Piptatherum macratherum N. ab Es! hb. 
Monte Video (Sellow!; Mendoza (Gillies in hb. Lindley!). 
22. Urachne setosa Yrin. Act. Petrop. 183%. p. 124. Paniculac linearis de- 
pauperatae contractae 2 — 3 pollicaris radiis adpressis, a basi fere 
spiculigeris; glumis longe acuminatis, trilinealibus, coloratis: flos- 
culo obovato, hinc gibbo, glumis subduplo breviore, strialo et apice 
cerrucis paucis obsesso, basi villis fere medium ipsius attingenti- 
bus cincto: arista firma, rectiuscula, dein flexuosa et quidpian 
torta, glumis subduplo longiore. 
Sripa panicoides Lam. [ust. 1. (1791) p. 158. Poir Encyel. 7. p. #53. 
Gn planta Lamarckiana valvula inferior fusca, striata, vix tuberculata 
teste Kunth 1830. RS. Syst. 2. p. 3#1. 
Oryzopsis setacea Richd. in Dict. class. 12. p- #45. cum tab. (planta 
pumila). Kunth 1830 hoc syn. teste spec. Commersont ad Stipam pa- 
nicoidem Lam. amandat. 
Sapa ovata Trin. Act. Petrop. 1829. p. 73. Kunth. Agr. syn. p. 181. 
