Memecylee.] LXVIII. MELASTOMACE. X. 773 
134. Memecylon, Linn. Gen. n. A481.  (Scutula, Lour. Flor. Coch. 235.)—Calycis gla- 
berrimi tubus late eampanulatus hemisphzricus v. pateriformis ; limbus dilatatus, cupu- 
laris, truncatus, interdum intus radiatim suleatus, ore integerrimo v. breviter 4-lobo. Pe- 
tala 4, late ovata v. orbicularia, obtusa v. apiculata. Stamina 8, szequalia, filamentis filifor- 
mibus ; antherz breves, dolabriformes, loculis rimis antice. dehiscentibus, connectivo basi 
non elongato, dorso inerassato et ssepius dilatato, postice obtuse calearato v, cornuto. 
Ovarium omnino. adherens, 1-loculare, vertice convexo v. depresso glaberrimum ; stylus 
filiformis, stigmate punctiformi; ovula 6-12, cirea. placentam centralem liberam verticil. 
lata. Baeca globosa, apice umbilieata, l-sperma. Semen magnum; embryo involutus, 
cotyledonibus acutis.—Arbores et frutices glaberrimi, ramulis teretibus. Folia sessilia 
v. breviter petiolata, coriacea, ovata v. oblonga, integerrima, penninervia v. (interdum ob- 
solete) 3-nervia. Flores sepissime axillares v. infra folia oriundi, in subgen. SpatAand;« 
terminales, inter minores, fasciculati v. in paniculas umbellulasve breves dispositi, albi 
v. eserulei. 
Species ad 100, Asise, Australiw, ins. maris Pacifici A fricieque tropicie incole, perplurimse Zeylanicee, 
plereque littorales. Naud. Le. xviii. 264. — T/nwaites, Enum. Pl, Zeyl. 110. Mig. Fl. Ind. Bat 
i. pars 972. Roxb. Pl. Cor. t. 82. 4. Gray, Bot. U. S. Expl. Ezped. 973. t. 11. Wight, Ic. t. 276-279 ; 
lil. t. 99. Seem. Fl. Vit. 84. 
SPATHANDRA, Guill. et Perr, Flor. Seneg. i. 813. (. 71, est Memecyli species Senegambica panieulis 
seepe at. non eemper terminalibus. 
. Lumpnrw1, Zoll. et Moritz, Syst. Verzeichn. 10, arbor parva Javanica dioica, Naudino et Miquelio 
incognita, ex descriptione manca vix a Memecylo differt nisi floribus dioicis. Flores 9 et fructus 
ignoti; 
Onpo LXIX. LYTHRARIEZE. 
Endl. Gen, 1198; Lindl. Veg. Kingd. 574. 
Flores hermaphroditi, rarissime unisexuales, regulares v. rarius irregulares. Calyx 
smpissime liber, persistens, tubulosus v. campanulatus, rarius urceolatus. v. explanatus, 
' dentibus lobisve primariis 3-12 valvatis, additis interdum totidem accessoriis extrorsum 
e pliea sinus oriundis, nune brevissimis, nune primariis zequilongis v. longioribus. JPefa/a 
tot quot dentes v. lobi calycini primarii, rarius pauciora v. O, szepius obovata unguieulata 
membranacea et corrugata, mqualia v. in paucis valde inzqualia posticis minoribus, im- 
.brieatà. JDiseus O v. aunularis, ad basin v. faucem ealyeis tubi impositus; — Stamina 
definita v. oo, tubo calyeis altitudine varia inserta, 1-oo-seriata, smqualia v. nonnulla 
- minora v. imperfecta, in paueis generibus dimorpha ; filamenta sepissime filiformia, raris- 
sime declinata, torta v. ineurva.  .4»iÀere sstivatione inflexs, versatiles, s:mpissime 
oblongs, post anthesin reniformi-recurvs, connectiYo non raro incrassato, loculis longi- 
 tudinaliter dehiscentibus. Ovarium in generibus typieis liberum, sessile v. stipitatum, 
rarissime basi glandula unilaterali v. serie glandularum v. disco annulàri cinctum, 2-6-. 
loculare v. ob septa evanida v. ob loculum alterum obsoletum 1-loculare. — Sty/us 
ssepissime filiformis, elongatus, flexuosus; stigma capitatum v. truncatum, rárius in apice 
styli attenuati punctiforme, rarissime 2-lobum. Ovula in placentis axi loculorum adnatis v. 
basilaribus y. rarissime parietalibus o, multiseriata, horizontalia v. erecta, anatropa, raris- 
sime pauca. Capsula membranacea coriacea v. crustacea, calyce basi cincta v. omnino 
inclusa, 2-o0-loeularis v. ob septa obliterata l-loeularis, varie dehiscens ; placente sepius 
in eolumnam liberam centralem polyspermam connatz. Semina ssmpius adscendentia, 
forma varia, teretia angulata alata v. aptera, nunc scobiformia, exalbuminosa v. endosper- 
mio tenui donata; testa coriacea v. membranacea, rarius crüstacea y. spongiosa, in paucis 
papilloso-pilosa v. hispida. Embryo orthotropus, rarissime ; cotyledones in perplurimis 
oblongzm v. orbiculatz, plans, basi 9.auriculatz ; radicula Brevis v. rarissime embryo 
cylindrieus, elongatus. radicula elongata. : B" 
Herbe frutices v. arbores, habitu varii, ramulis szepe 4-gonis. Folia in generibus per- 
plurimis opposita, breviter petiolata et semper integerrima, sed non raro verticilata v. 
alterna. Siipule O. Inflorescentia varia, sepe cy mosa v. panieulata. Flores non raro 
ampli et speciosi. 
