56 LXXXIV. RUBIACEJE. [Hedyotidec. 
membranaceá, breviter petiolata, ovata oblonga v. subcordata. Stipule multisetosse. 
Flores parvi, in spicas terminales simplices v. furcatas dispositi, gemini, paribus demum 
remotis, bracteis minutis. 
Species ad 5, Africz tropiez; et Madagascaris incole.  Walp. A4nn.ii. 778. Habitus Otiophore, 
sed ovarium multi-ovulatum. 
80. Diriehletia, Klotzsch im Monatsb. Akad. Wiss. Berl. 1853, 494, et in. Peters Mos- 
samb. Bot. t. 47, 48—Calycis tubus parvus, obconicus ; limbus in laminam si plintiipnm 
reticulatam concavam obliquam late unilabiatam v. 4-lobatam excr , membr 
persistens. Corolla infundibularis v. tubulosa, tubo gracili elongato fauceque intus 
glabris v. pilosis ; limbi lobi 4, breves, triangulares, reduplicatim valvati. Stamina 4, 
infra faucem coroll inserta, Blmeniis filiformibus; anthers incluss, dorso affixze, Jincsa- 
oblongsz, utrinque obtuse. Discus tumidus, pubescens. Ovarium 2-loculare; stylus fili- 
formis, inclusus, ramis 2 undique papillosis ; ovula in loculis pauca, in apice placentc 
carnose columnaris a basi loculi adscendente sessilia, Fructus coriaceus, irregulariter 
dehiscens, oblongus, incurvus, 2-locularis, loculis l-spetmis. Semina erecta, oblonga, 
obtusa, testa... ,albumine corneo ; cotyledones foliacez ; radicula cylindrica. —Suffru- 
tices ramosi, ramulis 4-gonis, pubescentes v. tomentosi. Folia opposita, petiolata, mem- 
branacea, ovato-lanceolata, nervosa, nervis obliquis. Stipulse 3-cuspidatee v. 3—5-setosce. 
Flores in cymas terminales corymbosas dispositi. 
Spe*ies 4, Africze orientalis tropicz, et Madagasearis incole.  Wa/p. Amm. v.107. Semina a nobis 
non visa. : 
81. Hedyotis, Linn. Gen. n. 118. (Metabolos, Blwme. .Biüjdr. 990.)—Calycis tubus 
ovoideus globosus v. turbinatus; limbi lobi 4, sspissime breves, acuti, persistentes, 
dentibus 0 interjectis. Corolla intürBbularik v. eampanulata, rarissime rotata, fauce 
glabra pilosa v. barbata ; limbi lobi 4, ovati, rarius lineares, valvati. Stamina 4, tubo v. 
fauci corolle inserta, Jutjugs v. exserta, Silsqiéntis brevibus v. elongatis ; .antherse dorso 
affxs, lineares eblongm v. SORA Discus carnosus, inconspicuus. Ovarium 
2- Joenlare ; stylus filiformis, stigmate 2-fido v. 2-lobo lobis ssepius. brevibus rarissime 
integro ; ovula in loculis numerosa, placentis septo affixis sessilibus v. pedicillatis inserta. 
Fructus parvus coriaceus v. crustaceus, rarissime membranaceus, vertice septicide 
rarius loculicide v. per totam longitudinem septicide dehiscens, v. in coccos 2 indehis- 
centes partibilis, v. omnino indehiscens. Semina numerosa, angulata v. plano-convexa, 
testa levi punctata v. granulata, rarissime marginata v. alata, albumine corneo; embryo 
teretiusculus, cotyledonibus ovatis v. oblongis, radicula brevi.—Frutices suffrutices v. 
herbs, interdum volubiles, caule tereti v. 4-gono. Folia opposita, rarissime 3-natim 
verticillata, ovata lanceolata v. linearia, seepe lineato-nervosa. Stipulr cum petiolis ssepis- 
sime in vaginam connate, 2-multi-setosce v. integre, persistentes, Flores sepius albi, in 
cymas terminales v. adillarél, laxas v. densifloras dispositi, inter minores v. parvi. Flores 
b-meri et ovarium. 4-merum rarissime occurrunt. : 
Species ad 80, plereque Asie tropicze incolze, paucze per regiones calidas orbis utriusque obvis, in 
America tamen rarissimsz. DC. Prod. iv. 419 (pro mazima parie) et 435 (Metabolos). —.Korth. in 
ANed. Kruidk. Arch. ii. 97. Mig. in Ann. Mus. Lugd. Bat. iv. 993. | iBenth. Fl, Hongk, 147. Walp. 
Rep. ii. 491 (quoad sect. 1, 2, 3, 5, et 6), Ann. ii. 768. 
Genus ab Oldenlandia, Houstonia, et Mallostomate habitu at vix characteribus distinguendum, in 
sectiones plures commode dividitur. Sequentes, adinodum naturales, species plerasque generis in- 
cludunt : : : 
1l. Diploph-agma. Capsula vertice vix aut non protruso, in coccos 2 swpissime bipartibiles per 
totam longitudinem septieide dehiscens. Wight et Arn. Prod. 406. Mig. Fl. Ind. Bat. ii. 177. 
Beddome Ic. PL. Ind. Or.t. 1 ad 9 (inclusa specie anomala t. 8 floribus axillaribus solitariis) ; AcA- 
THISANTHEMU v, Klotzsch in Peters Mossamb. Bot. 294.Sub hae sectione enumeramus series sequentes : 
a. Inflorescentia terminalis, laxe corymbosa. Stipule ovatee v. triangulares, integerrimze v. glandu- 
loso-serratze. Species fruticosze numerose, plerzque Asiaticze, e.g. ZZ. fruticosa, Linn., Burm. Thes. Zeyl. 
t. 107 ; H. cymosa, Thw., Bedd. Ie. Pl. Ind. Or. t. 35; Z. stylosa, Br., Wight Ie. t. 1027; ZH. articu- 
8 i 
