﻿106 DIGOTYL. seu EXOGENvE. 



Ordo num,? CYTINACEyE (1). — Aristolochiarum pars Juss 

 Gen. p. 73 (.1789). — Pistiacearum pars Agardh, Apho- 

 risrn. p. 240 (1825). — Cytineae Brongn. inAnn. Sc.Nat.v. 1, 

 p. 39 (excl. Nepenthes) (1824); Lindl. Introd. Nat. Syst. Ed. 

 \,p. 73 (1830); Bartl. Ord. Nat. p. 80 (1830); Endl. Melet. 

 p. 13, Gen. plant. 75; Meixsn. Gen. p.- 367; Spach Veg. Phan. 

 v. 10, p. 549. — Cytineae Lindl. nix, plant. p. 23 (1833), 

 — Cytinacese Lindl. Veg. Kingcl. p. 91. — Rhizanthearum 

 pars Blume in Diar. Bat. (1825) n. 12, exFlor. Jav., Raffl., 

 fasc. 1, p. 1, — Rafflesiacpee, R. Brown in Lond. Phil. Mag. 

 (1834); Trans. Linn. Soc. Lond. v. 19, p. 229, 241; Endl.Melet. 

 p. 14, Gen. Plant.p. 75; Meissn. Gen. p. 367; Lindl. nix. plant. 

 p. 23, Veg. Kingd. p. 93. 



Flores unisexuales, rarius hermaphroditi. Perianthium su- 

 perum v. semisuperum, tubulosum v. globosum v. campa- 

 nulatum, rarissime (in Apodanthe) regulare et dichiamy- 

 deum ; segmenta eestivatione imbricata v. valvata. Stamina 

 seepius indefinita; filamenta in columnam v. annulum 

 perianthii tubo insertum connata; antherse 8 v. plures, 

 in capitulum annulumve connatse, v. circa basin capituli 

 1-3-seriatim verticillatae, l - oo - loculares, poris apicali- 

 bus v. rimis verticalibus dehiscentes; pollen globosum, rarius 

 3-lobatum, saspe viscosum. Ovarium inferum v. semisuperum, 

 1-loculare, v. irregulariter multi-locellatum ; stylus 0, v. co- 

 lumnaris, stigmate saepissime capitato integro v. 3-lobo. Ovula 

 numerosissima, placentis parietalibus v. ab apice loculi pen- 

 dulis inserta, orthotropa v. anatropa, funiculo brevi v. elon- 

 gato interdum in arillum dilatato, integumento unico. Fruc- 

 tus carnosus, irregulariter ruptus v. tabescens, ssepissime 

 1-locularis, polyspermus. Semina minuta, orthotropa v. funi- 

 culo recurvo anatropa; testa cellulosa; nucleus v. albumino- 

 sus, albumine celluloso embryonem minutum fovente, v. in- 

 duratus homogeneus. — Herbae parasiticae, per regiones 

 calidas et temperatas Europaa australis, Africae et Americae, 

 etper plagas humidas tropicas Asise sparsas, carnosaa, aphyllaa 

 v. squamosae, interdum ad florem solitarium reductae. 



Tribus I. CYTINE.E R. Br. in Trans. Linn. Soc. 19 p. 245. 



Flores unisexuales. Perianthium 4-8-fidum, segmentis 1-se- 

 riatis, eestiv. imbricatis. Antheras ad apicem columnae centralis 

 l-seriata3, definita3, 2-loculares, loculis longitudinaliter dehiscen- 

 tibus. Ovarium inferum, 1-loculare; placenta? parietales; ovula 



(1) Auctore D" Jos. D. Hooker. 



