MACLOSKIE: REVISION OF FLORA PATAGONICA. 155 



P. NIGRA Hieron. Bot. Acad. Nac. Cordova, iv (1831), p. 283. 



P. DENUDANS Benth. Macl., p. 490. 

 The northern section of the east coast of Patagonia. 



P. SILIQUASTRUM DC. Macl., p. 490. 

 This name should be replaced by 



P. JULIFLORA DC. 



Stipular spines straight, pinnae paired, leaflets 18-20 pairs, linear to 

 subovate, with petioles glabrous, interpinnular glandules sessile, spikes 

 cylindrical, sessile, legumes very compressed, their interseminal isthmuses 

 fleshy. Flowers yellow. 



The northern section of the east coast of Patagonia ; along Rio Negro 

 and lower Rio Limay. Also in Jamaica. 



P. STRIATA Benth. Macl., p. 490. 

 Should be deleted, having been transferred to the genus Mimosa. 



CASSIA L. 



C. GLAUCA Lam. Macl., p. 492. 



Should be deleted ; not in our district. 



C. arnottiana Gill. & Hook., occurs also in the Territory of Neuquen. 



ZUCCAGNIA Cav. 

 Z. PUNCTATA Cav. Macl., p. 494. 

 Not known from our district. 



C^SALPINIA L. 

 C. GLAUCA (Ok.) Ok. Macl., p. 494. 



Should be eliminated, being identical with Hoffmanseggia falcaria 

 Can. Macl., p. 493. 



C. pracox R. & P., occurs along the Rio Colorado. 



