866 CXIII. CONVOLVULACE^. 



V. flavi, ssepe speclosi. Calyx sub fmctu siBpissime persistens, interdum valde axictm'et' 

 stellato-patens, rarius fructus omnino iuvolvens. 



^ -* 



Species ad 800, per orbea terrarum lato dispersic, Ju regioniljus calidioribus copiosiores, in locisi 

 alpiDis frigidisque perpaucK, plJires in maritimis desertisque arenosis v. ecopulosis vigeut. Genera 

 lignosa alte sciuidentia tropicalia sunt, tarn Americana quam gerontogea, genera herbacea plurima 

 area gcographjca lata gaudent. 



Ordo naturalis ct baud male iimitatus, Boragineis ct Solanaceis- -pv^ aliis aecedere videtiir, ab omni- 

 bus tamen ordimbus gamopetalis andrcecio corollaque isomeris, distinguitur ovulis seminibusque 

 definitis erectis, mieropyle infera, embrj-one plieato v. ciirvo, radicula ad hilum infernm spectante. 

 Vcrbenacc^e paucK quibus flores isomeri facile distinguuntur habitu foliis oppositis aliisqiie notis! 

 Nolanets primo intuitu inter Convolvtilaoeas et Sohinaceas subintermedi*, prioribus tamen multo 

 affiniores nobis videntur, dum a Solanaceis oTulorura ct seminum iusertione longe recediint. 



rOEIM^: ABNOEMES. 



Calyx gamoscpalus in Wihonza, in Kolaneis et in Cusmi<^ sp. nonnullis, 

 CoroUae lobi imbricati in Cressa, Wihonia et Cusciita, 

 Stamina basi squamis fornicatif^ imposiUi in LepisteTnone, 

 Anthcrarum loculi connective lato segiTgat^e in Lysiostyle. 

 Stigma magnum in ovarlo subsesyile in Erycihe, 



Styli Tami stigniatosi 4 in Evolindo, co in Polymeri<B speciebus plerisque. 



Embryo teres valde curvus t, spiralis cotyledonibns radicnla hand latioribiis in Ne]>hrophi;lh et 

 Nolanel% teres, spiralis, indivisns, cotyledonibns obsoletis v- vix prominulis in Cuscuta, 



CONSPECTUS GBNEEUM. 



Tribus I, Convolvuleae; CorollEG sestivatio plicata v. induplicata. Ovarium integrum, c 

 carpellis 2 (rarius 3 v. 1) 2-ovulatis r. rarius l-ovulatis, stylo v. stylis 2 terminalibus. 



* Corollts lobi 2-fidi,similus pllcuHs co7inexL Stig^iia sithsessUe. 



1. EiiVciisE, Ovarium l-loculare, 4-ovnlatum. Stigma magnum, globosuni, 5-10-sulcatiim, 

 2-partibile. Fruetns baecatus. Oaules alte scandcntes, — Asia et Australia tro/t, 



^^ CoToU^lohii7itcgri V, anguU sinuhiis pUcatis coniicxi. Stylus cvohtttts, indivisiis. Fntcttis hac' 



catus V. duriusculusy indehiscens^ 



2. EiVEA, Ovarium^ 4-loculare, 4-ovulatum. Stigmata 2, linearia, Fructus subsiccus. 

 Caules volubiles, alto seandcntes. — Ind, or, 



3. Aegtreia. Ovarium 4-loculare, 4-oTnlatuni. Stigma globosum didymum v. 2-glo- 

 bosnm, Fructus carnowus v. indiiratus, Caules volubiles alto scandontes V- rarius suberecti,— 

 Afr. et Asia trop^ 



4. Humhertia, Ovarium 2-loculare, i-orulatum. Stigma integrum. Stamina declinatu, 

 longe esserta. Fructus baecatiis, Caiilis arborcscens,— il/rfA/y^5c<7rw, 



6 ? Bliskworthia. Herba non volubilis, foliis linearibus brevibus. Bacea monospenna,— 

 Btirmah. 



6. SIaripa. Ovarium 2-loeulare, 4-oviilatum. Stigma globoso-didymum. Fructus durus, 

 demum siccus. Caules volubiles, alto scaudentcs, foliis glabris coriaceis,— ^t^ct-, trop. 



7- Lettsomia. Ovarium 2-locularc, 4-ovulatum, Stigma globoso-didymum, Fructus 



baccatus. Caules volubiles, alte scandentes, foliis subtus cano-serieeis v. villosis, Ind. or.^ 



Afchlp, Malay, 



*** CoroU(B lobi integri v. ang'uli sinubus plicatis connexi. Stylus evolutus, integer v. divisits v, styli 

 2. ffapsula pcricarpio tenui i\ duro 2^4^'Valvis, v. pericarpio imui indehiscens. 



8. Legendkea, Ovarium S-loculare, 4-ovulatum. Stigma Iponmm. Capsula indehiseons, 

 pericarpio tcnui. Caules volubiles, alto scaudentes, Sepala sub fructu patentia, subscariosa.— 

 In^. Canar. 



\ t^ ■: r . 



9. Ipom^a. Ovarium 2-4-Ioculare, 4-oTulatum, rarius 3-lociilare, 6-oTuIatum;- ^ Stigma 

 crassum, globosum didymum v. 2-glubosum. Capeula 2-4-valTis. rariua operculata r. irregu- 



