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



— _ _ _ d. SiibellicaíD. C). . 219 



— -_ _ _ b. viilgaris(b. C.).. 219 



— __ _ botrytis l).asparagoides(D.C.) 219 



— — - a. cauliflora (D. C.) 219 



— — — buUata d. gemmifera (D. C.) 219 



— — — — c. mnjor (D. C.)... 219 



— _ _ -_ b. oblon-a(D.C.).. 219 



— _ _ _ a. vulgaris (D. C.).. 219 



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



— _____ a. depressa(D. C.).. 219 



— — — — (1. eiliptica (D. C). . 219 



— — — _ c. obovata(D. C). . 219 



— — — b. sphaerica (D. C.) 219 



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



— — _ _ b. crispa (D. C.) . . . 219 



— Rapa var. campestris Kch 220 



- Sinapis Vis 221 



Bredemeyera microphylla Hier 228 



Briza minor L 499 



Bromelia Ananas L 518 



Bromeliaceae 51 ^ 



Bromelia serra Gr 518 



Bromus auleticus 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 



Biiddleia brasiliensis Jacq 373 



— cordobensis Gr 372 



— mendozensis Gilí 372, 398 



— — var. teniiifolia Hier 372 



— Nappii Lor 372 



— tenuifolia Gr 372 



— tucumanensis Gr 372 



Bulnesia bonariensis Gr 240 



— chilensis Gav 240 



— foliosa Gr. ; 241 



— macrocarpa Phil 241 



— Retamo Gr 241 



— Sarmienti Lor 241 



— Schickendantzii Hier 240 



