LXIV. HALORAGEJE. 677 
(v. cum ovario omnino confluens), limbo 0. Petala et stamina 0. Ovarium sessile v. breviter 
pedicellatum, 4-suleatum et lobatum, 4-loculare; styli 2, centrales, elongati, subulato- 
filiformes, undique papillosi; ovula in loculis solitaria, ab apice loculi pendula. Fructus 
compressus, coriaceus, indehiscens, 4-lobus, 4-locularis, lobis dorso marginatis v. alatis 
demum solutis 4-spermus. Semina pendula, testa membranacea; albumen carnosum; 
embryo axilis, teres.—Herb:e glaberrim:se, terrestres v. aquaticse, annuse, graciles, tenellw, 
caulibus sepe elongatis natantibus. Folia opposita, linearia v. obovato-spathulata, integer- 
rima, 3-nervia, superiora sspe rosulato-congesta. Flores minuti, sspe monoici, axillares, 
solitarii, rarissime d et 9 ex eadem axilla florem hermaphroditum mentientes, bracteolis 
lineari-oblongis membranaceis valde caducis falcatis albis. 
Species 1, v. 2 valde variabiles, v. plures. —Hegelm. Monogr. Callitr. 1864. — Gertn. Fruct. t. 68. 
Rieichb. Plant. Crit. i. 881-900.— Genus valde anomalum, habitu, ovario 4-mero, fructu, seminibusque 
omnino Zaloragearum, stylo Hippuridis et Gunnere, sed ob defectum perianthii, staminisque situm 
nulli generi affine. 
Ono LXV. RHIZOPIOZNXEJE 
Endl. Gen. 1184; Lindl. Veg. Kingd. 726.  CassrPovnE:s, Lindl. Veg. Kingd. 604. 
Flores swpissime hermaphroditi. Calycis tubus ovario plus minus adnatus, rarius liber; 
limbus ultra ovarium productus v. usque ad ovarium in lobos 3-14 fissus, lobis semper val- 
vatis persistentibus. Petala lobis calycinis isomera, sspissime iisdem breviora, fundo 
calycis limbi inserta, sepius concava v. involuta, stamina amplectentia, sessilia y. unguicu- 
lata, apice emarginata 2-fida v. lacera, nunc capillaceo-multifida, raro integra, sestivatione 
convoluta v. inflexa. — Stamina petalis numero 2-3-4-plo plura, rarissime isomera, iisdem 
sspe per paria opposita, in margine v. basi disci perigyni v. epigyni nune lobati v. lobis in 
staminodia produetis inserta; filamenta brevissima v. elongata, nunc capillaria. —4mthere 
breves v. elongatsz, basi v. dorso affixse, 2-loculares, longitudinaliter dehiscentes, in tribu 
-RhAizophorearum primum  multilocellatte ; pollen smpius ellipticum. ^ Ovarium calyci 
varie adnatum, sspissime inferum, raro omnino superum, 2—5-loculare v. rarius 6- v. 3- 
loculare v. septis plus minus evanidis l-loculare. Stylus (.AnisopAylleis exceptis) sim- 
plex, filiformis, subulatus v. crassus; stigma simplex v. lobatum, acutum obtusum v. dis- 
coideum, smpissime persistens, lobis nunc patentibus 2-lobis; in .4nisopAylleis styli 3-4, 
subulati, recurvi.  Ovula in loculis sspissime 2, collateralia, axi supra medium affixa, 
rarius 4 v. plura, fasciculata, pendula cum raphe ventrali et micropyle supera. Fructus 
sspius crasse coriaceus, limbo calycis coronatus, indehiscens v. rarius tarde in valvas 
septicide dehiscens, l-locularis, l-spermus, v. 2-5-locularis, loculis l-spermis. Semina pen- 
dula, forma varia, exalbuminosa v. albumine carnoso donata, arillata v. exarillata; testa 
coriacea y. membranacea, nunquam laxa, rarissime alata. Embryo inversus, in seminibus 
albuminosis sspissime in axe albuminis parvus, rectus v. curvus, teres, cotyledonibus 
planis y. semiteretibus; in exalbuminosis sepius elongatus, cotyledonibus parvis v. incon- 
spieuis v. conferruminatis ; radicula macropoda in JAizopAoreis verticem pericarpii per- 
forans, limum petens et in eo germinans dum adhue fructus arbori adhzeret. 
Arbores et frutices, sspissime glaberrims, ramulis teretibus nodosis. Folia opposita 
et stipulata, rarius alterna et exstipulata, petiolata, crasse coriacea, integerrima v. in paucis 
sinuato-crenata v. serrulata. Stipule interpetiolares, sepe elongatw, semper valde cadue:. 
Flores axillares, in cymas, paniculas, spicas racemosve dispositi, rarius dense congesti v. 
solitarii, parvi v. majusculi, nunquam speciosi, 2-bracteolati v. ebracteolati. 
Species ad 50, omnes intertropicz, multe littora limosa ad sestuaria fluviorum vegetatione arborea 
insalubri dense obumbrant. 
FORMJE ABNORMES. 
Folia alterna exstipulata in Anisophyllea et. Combretocarpo. 
Petala calyce longiora in JWeihea, Cassipourea, Blepharistemmate, Macarisia et Dactylopetalo ; 
0 in Plesiantho et. Combretocarpo. 
