﻿110 DICOTYL. seu EXGGEN^E. hydnora. 



Subgen. 2. Prosqpanche. — Genus Prosopanche Bary. 



Coltimna staminea elongata, ovoidea, ore perianthii inserta. Placentae parie- 

 tales. 



3. H. Americana (R. Br. 1. c. p. 245), perianthio supra ovarium constricto, 

 limbi obovoidei lobis liberis ellipticis margine nudis. — In Brasilia australi, 

 ad Pampas, prope S. Iago del Estera (Tweedie! Burmeister). Prosopanche 

 Burmeisteri Bary in Abhandl. Nat. Gesell. Halle 10, t. ], 2, et inBull. Soc. Bot. 

 France, v. 15, p. 20. Rhizoma ignotum. Flos,6-8 poll. longus, carnosus. Pe- 

 rianthii tubus brevissimus; limbi lobi 2-2 | poll. longi, cymbiformes, obtusi, 

 marginibus planis, discus intus lsevis. Staminum filamenta in phalanges 3 

 breves crassas connata; antherae in columnam oblongam obtusam et obtuse 

 3-gonam 3-sulcatam confluentes, loculis extrorsis anguste lineari-elongatis; 

 pollen sphaericum. Ovarium fusiforme, placentis parietalibus lamelliformibus 

 3-seriatis farctum ; stigma 3-lobum, lobis late 3-gonis subcordiformibus, in- 

 terstitiis inter filamenta suppositis. Ovula (ex de Bary) in substantia placen- 

 tarum immersa, ad sacculos embryonales reducta. (v. s.) 



Species exclusa. 

 A. phyteia multicess Burch. = Cytinus dioicus. 



Tnbus III. RAFFLESIE.E R. Br. in Trans Linn. Soc. 

 V. 19, p. 241. 



Perianfhium subglobosum, 5'10-fidum, segmentis 1-2-seriatis, 

 aeslivatione imbricatis v. valvatis. Antherae sub apice dilatato co- 

 lumnae centralis simplici serie adnatae, distinclae, 1-2-porosae. 

 Ovarii placentse undique ovuliferaa; ovula anatropa. Fructus 

 inferus v. j-superus. Semina recurvala, funiculo apice dilatalo; 

 embryo in axi albuminis inclusus. — Plantae e solo flore radicibus 

 ramisve specierum Vitis parasitico constantes. 



III. BAFFLESIA R. Br. in Trans. Linn. Soc. v. 13, p. 207; Blume Flor. Jav. 

 Rhizanth. p. 7; Endl. Gen. Plant. p. 76. 



Flores dioici. Perianthii tubus hemisphasricus v. campanulatus ; sag- 

 menta 5, 1-seriata patentia v. recurva, aestivatione imbricata, fauce 

 corona elevata carnosa cincta. Golumna genitalium disciformis, carnosa, 

 basi annulo simplici v. duplici cincta; discus vertice explanatus, super- 

 flcie stylis v. processubus styliformibus conicis onusta, margine elevato 

 indiviso. Fl. masc. Columna infra discum constricta, collo serie simplici 

 antherarum cavitatibus reconditarum circumdato; antheras globosas, 

 sessiles, multicellulosEe, poro unico apicali dehisceotes; pollen minu- 

 tum, sphsericum. Fl. fern. Columna mascula consimilis, sed stigmati- 

 bus apice hispido-papillosis, antherisque imperfectis v. nullis. Ovarium 

 multiloculare , loculis labyrinthiformibus, undique ovuliferis; ovula 

 numerosissima, funiculo elongato extra medium arcte recurvato, ana- 

 tropa. Fructus crassus, carnosus, loculis labyrinthiformibus percursus. 

 Semina numerosissima, minuta, funiculo apice dilatato vix latiora, 

 recurvata, castanea, testa crustacea lacunosa, albumine celluloso. 

 Embryojninutus, cellulosus. — Flos magnus v. giganteus, bracteatus, 

 colore lurido, odore cadaverino; bracteae alternae. 



* Annulus basin columnae genitalium cingens duplex, 



1. R. Abnoldi (R. Brown 1. c. v. 13, p. 207, t. 15-22, et v. 19, p. 233, t. 22-26), 

 perianthii 2 £-3 ped. diametro tubo intus ramentaceo, antheris 20-40, stylis 



