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Brassica olerácea var. acephala a. ramosa (D. C). . 219 



— - — — d. Sabellica(D.C.). . 219 



— - — b. vuigaris (D.C.). . 219 



— — — botrytis b.asparagoides(D.C) 219 



— — - a. cauliflora (D. C.) 219 



— — bullata d. gemmifera (D. G.) 219 



— — — — c. unjor (D. C.)... 219 



— — b. oblonga (D. C). . 219 



— — — — a vuigaris (D. C). . 219 



— — — capitata e. cónica (D. C ). . 219 

 _ ______ a. depressa (D. C). . 219 



— ______ d. elliptica (D. C). . 219 



— — — c. obovata (D. C). . 219 



— — — b. sphaerica (D. C.) 219 



— — — caulo-rapaa. comniunis (D. C.) 219 



— — — b. crispa (D. O.) ... 219 



— Rapa var. campestris Kch 220 



— Sinapis Vis -. 221 



Bredemeyera microphylla Hier 228 



Briza minor L 499 



Bromelia Ananas L 518 



Bromeliaceae 513 



Bromelia serra Gr. 518 



Bromus aiúeticus Tr , 502 



— catharticus VahL 502 



Haenkeanus Kth ... 502 



— mollis L 502 



— Tacna Steud 502 



— unioloides Kth. : 502 



Broussonetia papyrifera Vent 457 



Brunfelsia Hoppeana Benth 395 



Buddleia brasiliensis Jacq 373 



— cordobensis Gr 372 



mendozensis Gilí 372, 398 



— — var. tennifolia Hier 372 



— Nappii Lor 372 



— tenuifolia Gr 372 



— tucumanensis Gr 372 



Bulnesia bonariensis Gr 240 



— chilensis Gay 240 



foliosa Gr 241 



macrocarpa Phil 241 



Retamo Gr 241 



— Sarmienti Lor 241 



— Schickendantzii Hier 240 



