PERSONATAE. CLII. GESNERACEAE. 



»133. Oxera LABILLARD. Calyx qua- 

 dripartilus, scariosue. Corolla hypogyna, tubo 

 Iirevi, fauee dilatato - canipanulata, limbo quadri- 

 fido, inaequali. Stamina 4, coroltae tubo in 

 serta , dtio postiea sterilia inclusa, antica exserta; 

 filamenta declinata, llliformia, papillosa, a n- 

 therae biloculares, adnatae. Ovarium disco 

 carnoso iinpositum, quadriloculare, quadrilobum , 

 placentis intra loculos basilaribus, liberis, ovults 

 plurimis, striatis. Stylus inter ovarii lobos tran- 

 siens, iiliformis , declinatus; stignia bifidum, 

 Iaciniis acutis. Fructus •••• — Frutex Novae 

 Caledoniae; ramis verrucosis , foliis oppositis, 

 breve petiolatis , ovali-oblongis , integerrimis , race- 

 ■mis axillaribus, oppositis , pcdicellis subfasciculatis, 

 nutantibus. 



. 28. n e o- 



OBSERVATIO. Trlgonocarpus Wallich Catalog. n.CSSO 

 genus Bigiiouiaceuni indicuui, nondum descriptum, mih 

 penitus incognituni. — Rliigo X um Burch. Trav. 1.389. 



quiuque pertectis , iuterdum septenis , foliis iu eaden 

 Ktirpe siuiplicibus, tritoliatis v. fascieulatis , tioribus lu 

 tels spet-iosis insigne, e speduiiueEeklouiauo iiiuii* uianec 



Ordo CMjII. (mesneracefte. 



Kun 



NEREAE Martius Nov. gen. et ip. III. 68. Bartliug Ord. nat 

 174, CYKTANDRACEAE Jack in Linn. Trantact. XIV. 23 

 DIDYMOCAKPEAE Don in Edinb. pkilotopn. Journ. VII 

 S8. Frodr. fi. Nepal, 121. GESNERACEAE et CYUTANDRA- 

 CEAE Liudley Introduct. edit. II. p. 283, 286, 



Herbae annuae v. perennantes, erectae v. 

 scandentes, rarius siiffrutices v. frutices, 

 caule ramisque tetragonis v. rarius teretibus. 

 Folia opposita v. vertieillata, rarius altern 

 (alterum ejusdem paris saepe minus , interdum 

 liiininium, stipulaeforme), petiolata v. inter- 

 iluin sessilia, simplicia, integra, quandoque 

 integerrima, saepe inaequilatera. S tip ula e 

 nullae. 



Flores hermaphroditi , plus minus irregu- 

 iares , cymosi, racemosi v. interdum spicati, 

 quandoque fasciculati, nudi v. bibracteolati. 



Calyx persistens, iiber v. rarius tubo cum 

 ovario plus minus connato, limbo quinquepar- 

 tito, lobis aequalibus v.postico anticisque ma- 

 joribus inaequalis. 



Corolla hypogyna v. pcrigyna, gamopeta- 

 la, tubulosa, infuiidibuliformis, campanulata v. 

 ringens, plus minus obliqua, basi nempe sae- 

 pissinie postice gibba, fauce aperta v. con- 

 stricta, limbo antice productiore, quinquefido, 

 bilabiato, labio superiore bi- inferiore trilobo, 

 rarius subaequali, lobis per aestivationeni im- 

 bricatis, lobo antico plerumque intimo. 



Stamina 5, corollae tubo inserta, ejusque 

 lobis alterna, quintum posticum slerile, sae- 



pius omnino deficiens, lateralia et antica (in 

 6r*:anereijf plerumque, rarius in Cyrtandraceis) 

 fertilia, didynama, postica lateralia nunc (in 

 Oesnereis) breviora, nunc (in Cyrtandreis^ 

 nunquam in Gesnereis) anantbera, antica sae- 

 pius longiora, rarissinte (in Sarmienta et Aiki- 

 nia) sterilia, omnia inclusa v. exserta. Fi- 

 lamenta filiformia v. coniplanata, e basi la- 

 tiore sensim angustata, recta v. arcuata aut 

 interdum iniplexa. Antherae introrsae, bi- 

 loculares, nunc loeulis confiuentibus nunc alte- 

 rius, interdum demisshis inserti abortu unilo- 

 culares, terminales v. in connectivo interdum 

 bicruri subIateraIes,longitudinaIiterdehiscentes. 



Ovarium liberum v. interdum cum calycis 

 tubo basi connatum, rarius omnino inferum, 

 disco pro varia cum calyce cohaesione hypogy- 

 no, perigyno v. epigyno, integro, interrupto v. 

 quinquelobo cinctum v. coronatum, rarissime 

 disco destitutum, diuieriiin, uniloculare, placen- 

 tis duabus, parietalibus, oppositis, dextrum etsi- 

 nistrumabaxi floris latus occupantibus, nunc in 

 pariete sessilibus bilobis, carnosis, nunc e la- 

 mclla parielali porrectis, inlaminam latam axim 

 atlingentem, undique ovulis onustam v. ad 

 axim niidam, ad margines revolutos, cavitatem 

 in loculos quatuor spurios partientetn ovulife- 

 ram expansis. Ovula plurima, in funiculis 

 brevibus v. longiusculis anatropa. S tylus fili- 

 formis, simplex. Stigma capitatum , conca- 

 vum v. bilobum. 



Fructus nuuc baccatus, placentis duabus 

 parietalibus pulposis, nunc capsularis, ovalus 

 v. subglobosus, aut (in Cyrtandreis) sili- 

 quaeformis, bivalvis, valvis rectis v. tandem 

 spiraliter contortis , medio placentas sessiles 

 (in Gesnereis)\. e Jamina porrectas, rarissime 

 tandem solutas, rarius marginibus explanatas, 

 saepius arcte revolutas, post dehiscentiam cap- 

 sulas getninas ad margines rima apertas men- 

 tientes gercntibus, rarissime (in Epithemate) 

 circumscissus. 



Semina plurima, minuta, e fnniculis brevi- 

 bus v. longiusculis pendula aut porrecta, in- 

 terdum funiculo piliformi et chalaza in pilum 

 desinente utrinque aristata. Testa coriacea, lae- 

 vis v. rugosa aut punctata, interdum carnosula, 

 laete colorata, endopleura saepius obsoleta. 



Albumen nullum (in Cyrtandreis) v. car- 

 nosum, plus ininus copiosum (in Gesnereis). 



Embryo orthotropus , in albuminosis axilis, 

 albumine parum brevior, Cotyledones ob- 

 tusae , semicylindricae, arcle sibi applicitae. 

 Hadicula brevis , conica v. cylindrica, ob- 

 tusa, umbilicum basilarem altingens. 



Gesneraceae pro albuminis praesenlia v. 

 defectu in duos subordines, habitu allisque 



