— 555 — 



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Hydnora americana R. Br 435 



Hydrocotyle bonariensis Lam 323 



Hydrophyllaceae 374 



Hymenariche montana Gr 485 



Hymenomycetes < 529 



Hymenoxys anthemoides Cass 352 



Hypericineae . . . 230 



Hypericum connatum Lam 230 



Hyptis canescens Kth 410 



— fasciculata Benth 410 



— globifera Mey 410 



— polystachya Kth 410 



— spicata Poit. 410 



— verticillata Jacq 410 



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Ilex parnguayensis St. Hil 255 



— theezans Mart 255 



Ilicineae 255 



Illecebraceae " 419 



Imperata caudata Tr 509 



— condensata Steud 509 



Indigofera Añil L 211, 269 



— — var. angustifolia Gr 269 



— tinctoria L 269 



Inga affinis D. C 292 



— parvifolia Hook. Arn 291 



— uruguensis Hook. Arn 292 



Ipnum mendocinum Phil 498 



Ipomoea acuminata Roem. Schlt 377 



— digitata var. platensis Lindl 376 



— — — septemfida Msn 376 



— hederifolia L 377 



— megapotamica Chssy 376 



— — var. pauciflora Msn. 376 



— nítida Gr 376 



— operculata Mart. Sp 377 



— purpurea Lam 377 



-4- Schiedana Zuce 376 



— sericophvlla Gr 376 



— triloba L 376 



Iñdeae 517 



