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Brassica olerácea var. acephala a. ramosa (D. C). . 25 



— — _ — d. Sabellica(D. G.).. 25 



— _____ b. vulgaris(D. C.).. 25 



— _ _ botrytis b.asparagoides(D.C.) 25 



— — — — a. cauliflora (D. C.) 25 



— __ _ bulla ta d. gemmifera (D. C.) 25 



— — — — c. niíijor (D. G.)... 25 



— _ _ -_ b. oblonga (D.C.).. 25 



— — — — a. vulgaris (D. G.). . 25 



— — — capitata e. cónica (D.C.).. 25 



— — — — a. depressa (D. G.). . 25 



— _ _ _ d. elliptica(D. G.).. 25 



— — — — c. obovata (D. G.)- . 25 

 — — — b. sphaerica (D. G.) 25 



— — — caulo-rapaa. comnumis (D. G.) 25 



— — — — b. crispa (D. G.) ... 25 



— Rapa var. campestris Kch 26 



— Sinapis Vis 27 



Bredemeyera microphylla Hier 34 



Briza minor L 305 



Bromelia Ananas L 324 



Bromeliaceae 324 



Bromelia serra Gr 324 



Bromus auleticus Tr , 308 



— catharticus Vahl 308 



Haenkeanus Kth 308 



— moUis L 308 



— Tacna Steud 308 



— unioloides Kth. : 308 



Broussonetia papyrifera Vent 263 



Bninfelsia Hoppeana Benth 201 



Buddleia brasiliensis Jacq 179 



— cordobensis Gr 1 78 



— mendozensis Gilí 178, 204 



— — var. tenuifolia Hier 178 



— Nappii Lor 178 



— tenuifolia Gr 178 



— tucumanensis Gr 178 



Bulnesia bonariensis Gr 46 



— chilensis Gay 46 



— foliosa Gr 47 



— macrocarpa Phil 47 



— Métame Gr 47 



— Sarmienti Lor * 47 



— Schickendantzii Hier 46 



