MELASTOMACEAE. 713 



0243. SAGRAEA DC. 

 (DC. Prodr. III. 170. - Wlprs. Repert. bot. syst. II. 143. *) 

 1. S. COGNATA Steudel, Flora (B. Z.) XXVII. II. 722. - Ramis leretibus dense 

 hirsutis; foliis breviter petiolatis ovalibus tenuissime crenulato-serratis, apice 

 acurainatis, basi rotundata vix conspicue cordalis 7-nerviis, supra setis brevibus, 

 basi subtuberculalis rigidis asperis , subtus dense villoso-hirsulis; floribus in 

 axillis congestis, raro solitariis, brevissime pedicellalis; calyce hirsuto subgloboso; 

 pelalis lineari-oblongis; slylo anlheras (rufescentes) superante. i. — Variat: pilis 

 foliisque non vel rufescenti- aut ilavescenli-coloratis. An Sagraeae sessiiiflorae 

 DC. varietas? — Crescit in Surinam. 



6240. DISSOCHAETA Blume. 

 (Wlprs. Repert. bot. syst. II. 144.) 



1. D. BRACTEATA Korthals, Verbandlingen over de natuurlijke Geschiedenis 237. 

 t. 55. — Foliis quinquenerviis cordato-ovalis acutis, subtus stellulatis; paniculis 

 lcrminalibus vel axillaribus; antheris 8 alternis sterilibus, basi affixis, conneclivo 

 bisetoso. 6 — Frutex sarmentosus, rami obscure letragoni, nodis incrassatis an- 

 nulatis, glabrescentes, ramuli erecto-patentes obscure tetragoni, pube stellu- 

 lata badia vestiti. Folia decussata cordalo-ovala vel ovala, basi obtusa, supra 

 glabra, sublus pube stellulaia rufa, crasse coriacea quinquenervia, nervis secun- 

 dariis parallelis distantibus, 0,08 longa, 0,04 lata, decidua, petioli in ramis articu- 

 lali subteretes pubescenles 0,005 longi. Flores pedunculati in alabastro oblongo 

 obtusi, pube ferruginea dense tecti, juniores bracleis duabus obovalis oblusis 

 pubescentibus membranaceis fugacibus involucrati paniculati, pedunculus com- 

 munis obscure tetragonus, pedicelli dicholomi compresse lelragoni, in nodis di- 

 latati. Calyx inlus glaber, extus dense ferrugineo-pubescens, lubus elongato- 

 obconicus, limbus integerrimus, erectus in floribus junioribus, paleriformis in 

 floribus adultioribus. Corolla in alabaslro semiovoideo obtuso aestivatione con— 

 voluta, fauci calycis inserta tetrapelala, petala ovata acutiuscula vel oblusa, saepe 

 emarginala, utrinque glabra carnosa. Slamina 8, fertilia 4 petalis opposita, stc- 

 rilia 4 iisdem alterna, filamenla foveolis annuli faucis calycinae inserla linearia 

 glabra, anlherae ferliles curvatae, poro dehiscentes, conneclivo basi inlrorsum 

 bisetoso, antherae steriles lineares rectae, basi introrsum bisetosae roseae. Ova- 

 rium dimidia parle calyci adhaerens ope membranarum locellos anlherarum 

 formanlium, obtusum hirsutum quadriloculare, ovula numerosa, placentas ob- 

 longas carnosas axi ope laminae membranaceae affixas legentia anatropa, slylus 

 tcres, nisi parte inferiore pilosus, sligma capitellalum, in flore juniore erectum, de- 

 mum recurvum. Fructus calycis excreti limbo plano pateriformi velatus, ovoideus, 

 apice truncatus, styli rudimento umbonatus, slellulis sparsis vestitus, quadrilocu- 

 laris. Semina numerosa, placentas carnosas oblongas basi latiores legenlia, irre- 

 gulariter tetraedra, basi angustiora, testa coriacea foveolala, marginibus daedaleis 

 foveolas augenlibus, legmen membranaceum, hilum micropylae approximalum, 

 rhaphe linearis in semine macula nigra indicata, chalaza hilo subopposila Iale- 

 rali — basilaris, nucleus exalbuminosus, radicula obtusa, colyledones inaequales 

 oblongae oblusae. — Crescit in insula Sumalra juxta Doekoe. 



2. D. BIPULVINATA Korlhals 1. c. 238.f t. 56. — Ramulis, peliolis nervisque subtus 

 setosis et rufo-lomenlosis; foliis trinerviis (cum nervis duobus marginalibus) 

 ovato-oblongis acuminatis, basi cordatis, subtus basi bipulvinatis. £ — Crescit 

 in sylvis humidis insularum Javae ct Sumalrae. 



3. D. ROSTRATA Korlhals 1. c. 239. — Hirsuta: ramulis leretibus; foliis rotundato- 

 ovatis acuminatissimis, basi cordalis quinquenerviis. i — Crescil in insula Borneo 

 in monte Prarawin. 



4. D. NODOSA Korlhals 1. c. — Ramulis subleretibus; foliis ovatis acuminalis cor- 

 datis trinerviis (cum duobus nervis marginalibus), supra glabris, subtus puberulis; 



V. 90 



