(54 LXXXIV. RUBIACEJE. [Hedyotidec. 
14. Dentella, Forst. Gen. 25, t. 13. (Lippaya, Endl. Atakt. 13, t; 13.) . Calycis tubus 
subglobosus ; limbus membranaceus, tubulosus, D-fidus, persistens. | Corolla infundibu- 
laris, tubo intus piloso ; limbi lobi 5, apices versus 2-3-dentati, induplicatim valvati. 
Stamina 5, medio tubo corolle inserta, filamentis brevibus ; antherz dorso affixze, in- 
clusz, lineares, basi et apice integerrimsz. Discus inconspicuus. Ovarium 2-loculare ; 
stylus brevis, ramis filiformibus undique papillosis ; ovula in loculis numerosa, placentis 
hemisphzericis septo affixis inserta. Fructus parvus, globosus, siccus, coriaceo-crustaceus, 
hispidus, indehiscens, polyspermus. Semina minuta, angulata, testa impresso-punotata, 
albumine carnoso ; embryo ovoideus, 2-fidus.— Herba pusilla, prostrata, diffuse ramosa, 
^ispidula v. glabrescens, radice perennante. Folia parva, opposita, petiolata, ovata v. 
lineari-lanceolata. Stipule breves, scariosz, utrinque cum petiolis connats. ^ Flores 
minuti, solitarii, axillares et in dichotomiis ramulorum siti, sessiles v. breviter pedicellati, 
albi. : 
Species 1, Asiz, Australis tropieze, et insularum maris Paeifiei incola. DO. Prod.iv. 418. Benth. 
Fl. Ausiral. iii. 406. 
"tb. Argostemma, Wall. in Roxb. Fl, Ind. ed. Carey, ii. 324. — Calycis tubus turbinatus 
obconieus v. campanulatus, supra ovarium sspe productus; limbi lobi 5, rarius 3-7, 
breves v. elongati. Corolla rotata, 4-5 partita ; segmenta obtusa v. acuminata, patentia v. 
recurva, valvata. Stamina 4-5, imo corollze tubo inserta, filamentis BRA ; antherze 
variz, dorso prope basin 2-lobum affix:e, conniventes v. cohrzrentes, oblong:e subülatze v. 
rostratce, erects v. declinatz, poris 1 v. 2 terminalrbus v. rimis longitudinalibus dehis- 
centes. Discus crassiusculus, carnosus,. Ovarium 2-loculare ; stylus filiformis, stigmate 
eapitellato.; ovula in loculis numerosa, placentis tumidis medio septo aflixis inserta. 
Capsula coriacea v. membranacea, apice lacera v. vertice deciduo operculatim dehiscens, 
2-locularis, polysperma. Semina minuta, angulata v. compressa, testa reticulata v, 
granulatà, albumine dense cárnoso ; embryo minutissimus, oyoideus, 2-fidus.—Herbz»e 
humiles, carnosulze v. membranacese, delicatulse, glabrse v. pilosse, pilis articulatis. Folia 
opposita, paribus :equalibus v. valde inzequalibus, v. pseudo-verticillata, oblonga linearia 
v. lanceolata. Stipulez interpetiolares, integrze, persistentes, Flores albi, in pedunculis - 
axillaribus v. rarius terminalibus umbellati cymosi v. subspieati, illos Solani v. Sonerilo 
referentes, 
Species ad. 40, montium Indis orientalis et Archipelagi Indici atris Pw una in Africa tropica 
occidentali indigena. | enn. Pl. Jav. Rar.92, 1. 22.  Walp. Hep.vi.72, Ann.ii, 791; v.132. Mig. 
Fl. Ind. Bat. ii. 160, 348, 7. 31: Suppl. i. 539, et in Ann. Mus. Lugd. Bat. iv. 228. Wight. Ic. 1.1160. 
Antheree certe poris terminalibus dehiscentes in 4. verticillato, Wall., in specie Africana, aliisque. 
' 16. meurocalyx, Hook. lc. Pl. t. l74 (fructu perperam. b-loculari depicto).— Calycis 
tubus :ovoideus obconicus: v. ;subglobosus, teres v. D-costatus; limbi lobi 5, ampli, 
membranacei, reticulatim venosi. Corolla rotata, b-partita; segmenta ] lobis calyeinis 
breviora et angustiora, valvata. Stamina 5b, filamentis brevissimis ; 'anthere in 
tubum conoideum connate, intus dehiscentes. ^ Discus planiusculus. ^ Ovárium 2- 
loculare ; stylus filiformis, stigmate capitellato ; ^vula in loculis numerosissima, 
placentis carnosulis peltatis septo medio affxis inserta. Fructus coriaceus v. carno- 
sulus, irregulariter ruptus v. in coccos 2 tarde secedens, polyspermus. Semina minima, 
globosa, testa crustacea foveolata, albumine carnoso; embryo obovoideus, 2-fidus.— 
Hérbs annus, humiles, slabre v. piloss, caule él plici! Folia opposita, conferta, 
iiembranacea, oblonga v. lanceolata, integerrima v. denticulata, reticulatim. nervosa. 
Stipule majuscule, Sitérptiolitok. membranaces, 2-fidz 9-partitte v. multifidse.' 
Flores majusculi, in racemos breves axillares mutantes dispositi, €— purpurei, 
bractéati ; b-actese simplices v. 2-partits. : 
Species 4-5, nontium Peninsulee Indie orientalis, Zeylanism, et ins. Borneo incolze. TUR Top. d. 
515. hw. Enwmn. Pl. Zeylan. 138. Wight. 1c. t. 52. 
. Tf. Pentas, Benth. in Hook. Bot. Mag. i. 4086. (Orthostemma, - Wall. MS. ex. 
Voigt Hort. Cale. 384.  Vignaldia, A4. Rich. Fl. Abyss. i. 357.)— Calycis tubus ob-. 
