(4) GUST. 0. A-N MALME. ASCLEPIADACE^ URUGUAYENSES 271 



Oxypetalum tomentosum Wight ap. Hooker et Arnott (1834). 



Journal of Bolany. I. p. 288. — Maliiie. Asclep. paran. (190o), p. 7. — 

 0. niurroniilKin l-'oiiriiier in Flor. brasil. fasc. 9S (1885), p. 271. — 

 Maline, Asclep. hei,'M. Herh. (1900), p 55. 



Montevideo, Carrasco, in arenosis uiaritimis (N» ISli) ; Cerro Verdun, 

 in saxosis (3 : XII, 1900. N" 1404); Maldonado, in arenosis maritimis 

 (locus classicus ! 31 : XII, 1906. N" 3759) ; San Caiios, in (issuris nipium 

 (28 : XII, 1906. N" 3760). 



In adjacente civil. Itrasil. Mio Grande do Snl copiose crescit in arenosis- 

 praecipuc! maritimis prope Hio (irande oppidum. 



Paruin differt, verosimiliter liujus speciei var . 0. parvifolivm Fournier ;. 

 viget in civit. Santa Calliarina et Sâo Paulu, etiain in arenosis maritimis. 



Oxypetalum pratense Grisebach (1879). 



Syml). ad Fier, argent., p. 231. — Malme, Oxypet. .spec. nov. v. confus. 

 (1904), p. t) (niti l'nsius de synonymia; synonyma sunl 0. inlegrilubum 

 Fournier, U. Kunlzei Sclilecliler, 0. suaveolens Spegazzini, 0. Aryiot- 

 tiannm Gliodat, Malme. Arechavaleta). 



Gruta de los Cuervos, in petrosis horbosis (24 : XII, 1901, N" 1753); 

 Salto, in petrosis graininosis (3 : XI, 1902. N" 2396). 



In adjacente civit. brasil. l^io Grande do Sul unico in loco (Caclioeira) in- 

 veni. Ex Entrerios milii nondum nota est liaec species, at vix deesl, quippe 

 quae in Cordoha et Buenos Aires occurrit. 



Oxypetalum Arnottianum Buek (1858). 



Index gen. et spec. ad DC. Prodr. Pars III, p. VIII. — Malme. Oxypet.. 

 spec. nov. v. confus. (1904), p. 5 lubi fusius de synonymia; syno- 

 nyma sunl 0. cuf)itatu)n Hooker et Arnott. 0. microstemma Fournier,. 

 0. clavaluiit Malme. 0. clavatuin Arechavaleta). 



Rio Negro, Zapeyù, prope flunien (19 : I, 1903. N" 2394). 



In adjacente civit. hrasil. Uio Grande do Sul mullis in locis observavi : in- 

 Enlrerios jam collegit Tweedie (sec. Hooker et Arnotl). Ipse specimina entre- 

 riana non vidi. 



Oxypetalum solanoides Hooker et Arnott (1834). 



Journal of Bolany. I, p. 289. — Fournier in Flor. brasil. fasc. 95 (1885 , 



p. 274. — 0. tenuiflorum Grisebach, Symb. ad Flor. argent. (1879), 

 p. 2.30. 



Rio Negro, Zapeyù, in ripariis (20 : III, 1901. No 1493); Montevideo, 

 Buceo, in arenosis maritimis (4 : XII, 1903. N" 2398); Salto, San 

 Antonio, in graminosis rupcstribiis (6 : IV, 1906. N^ 3480); Canelones,, 

 in cultis pr. "^sa-pes (I : 1908. N" 4341). 



in adjacente civil, brasil. Mio Grande do Sul jam ah Isabelle et Saint llilaire 

 collecta est luec species (,sec. Decaisne et Fournier); ipse in hac civilale non 

 observavi. In Entrerios (Argentina) detexil P. (i. Loreiilz. e 



e 

 Oxypetalum microphyllum Hooker et Arnott (1834). 



Journal of liolanv. I. p 289. — De svnoiiymia cfr. Malme in Bull, d 

 l'ilerb. Boissier. 2"'e si'r. tome VIll (1908). p. 3'.(6. — 0. muUicau 

 Fournier in Flor. Iirasil. fasc. 95 (1885j. p. 284. 



