MACLOSKIE : REVISION OF FLORA PATAGONICA. 8 1 



Add Macl., p. 285 : 



Caespitosa (vel melius subcaespitosa), culmis strictis, superne triquetris 

 et scabris, 14-240111. altis, inferne vaginatis et foliatis; folia plana rigida, 

 culmo breviora; spicae crebrae, androgynae, apice masculae, in paniculam 

 ovatam contractae, bractea foliacea nulla vel brevissima; squamae 4-6 

 mm. longae, acuminatae, ferrugineae seu rufo-fu c cae, infimae albo-carinatae ; 

 utriculi ovati, longiuscule rostrati, enerves, rostro marginato, bifido. 



S. Patagonia, Barranca Blanca emporium (Long. 685o' W. Gr.; Lat. 

 50 16'); in the valley of Pelque rivulet; Middle Patagonia, the Chubut 

 Territory near Colonia General San Martin. 



C. NEBULARUM Phil, forma MAJOR Kukenth. (Sec. 23, Foetidae.) 

 Culm to 50 cm. high ; leaves longer and strict ; spike 3 cm., composed 

 of glomerations of spikelets. 



Argentina ; Patagonia by Rio Corcovado and Lago Argentine. 



C. NEBULARUM Phil, van KURTZIANA Kukenth. 



Culm smooth and more robust ; leaves to 5 mm. broad ; utricles orbic- 

 ular-ovate, distinctly stipitate, subcordate at base, perincrassate at the 

 wing-like margins. 



Argentina ; Patagonia by Rio Corcovado. 



Add Macl., p. 285: 



C. OEDERI Retz (1779).' 



Syn. C. flava L. 



Culm 5-15 cm., smooth. Leaves exceeding the culm. 2-3 mm. 

 broad, complicate plane, rigid. Spicules 3-4, one terminal male stalked, 

 and 2-3 globose-ovate lateral females, dense-flowered, small, the upper 

 sessile, the lower stalked. Utricles orbicular-ovate, 2-3 mm., abruptly 

 narrowing to a small rostrum. (Spirostachyae, no. 34.) 



Patagonia, Lago Argentine ; also over Eurasia and N. Amer. 



Var. CATARACTVE (R. Br.) Kukenth. 

 Syn. Macl., p. 285 : 



Syn. C. Cataractcz R. Br. Flor. Nov. Holl., I, p. 242. 

 Culm rigid. Male spike often gynaekandrous, sessile ; female oblong- 

 ovate, less dense. Bracts divaricate, reflex. Utricle 4 mm., less abruptly 

 rostrate. 



