10^ CXXII. ACANTHACE^. [Jnstim(e. 



geminis divaiicatisqne urDiaii. Folia paiTa, Flores ad axillas fasciciilaii, subsessilos. 

 BractoolEO parvfe, snbiilatffi. 



SpGcios 2, ins. Cubffi Gt San Domingo incolic* JValp. Ann. v. 653. Barlkult^ sp, KeesiiBC. 

 Prod. xi. 242, Griseb. Cat PI Cub. 195. 



54. XfOpbostacliys, Fohly PL Bras, Ic, ii- 93^ t, IGl, 162. — Calyx 4-partitu3j scgraen- 

 tis 2 exterioribtis inaxiniis ovatis v. ovato-lanceolatis sape obliquig, postico integro, 

 autico sa^pe njinore apice 2-fidoj latcialibus angustb mterioribus, Corullie tubxis cyliu- 

 draceiis, vix in fancem dilatatus^ rectus v. cxirvulus ; limbiis 2-!abiatuSj patens, labio 

 postico breviter 2-fido, antico altius 3-&do, lobis imbricatis lateralibiis exterioribiis^ antico 

 iiitimo. Stamina x)erfecta 2 v, 4, didynania^ snb apice tubi aflixa, 2 antica longiora exserta, 

 postica incbisa ; antlierse stamimim anticoriim 2-loculareft, locnlis pavallelia fcqualibus 

 muticiSj posticomm 1-loculares v, abortivse. Discus ciipularis. Stylus apice integer, 

 subclavatus, vertice stigmatosus ; ovula in quoque loculo 2. Capsula ovata v^ oblonga, 

 acuta V. breviter rostrataj teres v. septo parallels le^lter compressa, Semina 4 v. abortu 

 panciora, plano-compressa, retinaculis acutiiiscnlis fulta ; embryo normalis. — Herbre 

 suffmticesve erecti v. laxe ramosi subsarmentosij glabri v. pubescentes. Folia integerrima, 

 interdum valde di:dX)aria. Flores ad axillae bractearum solitani, sessiles, in spicas densas 

 secundas terminales dispoaiti. Bracte^e (sen folia floralia bract eiformia) virideSj atriatre, 

 ad .unurn latua spicse 2-seriatim altemte,, imbricatre v, laxee ; flores a bractcis aversi, 



"cafycum scgmcntis majoribus striate -vcno,sis sngpe coloratis imbricatis bracteas suporantes ; 

 bractcola; parvre v. 0. 



Species desa-iptae 11, oniucs Erasilienses, quarum 4 tantum vidimus. ..,iV'^£?5 in DC, Prod, 

 si. 244. 



55. crossandra, Salisb. Parad. Lond. t. 12. (Harrachia, Jacq, f, EcL i. 33, i. 21. 

 .Polythrix, Nets in DC. Prod. xi. 285,)— Calycis segmenta 5, subscariosa, acuta, valde 

 ineequalia, postico oblongo v. lanccolato, 2 anticis intcrdum alte connatis, 2 lateralibua 

 intimis linearibus. Corollfie tubus tenuis, cylindraceus, subincurvus, ad fancem breviter 

 ampliatus ; limbus obliquus, patens, lobis 5 latis retusis imbricatis, 2 posticia s^epe mine- 

 ribus, lateralibus exterioribiiSj antico intimo. Stamina 4, didynama, medio tubo v. 

 altius affixa, inclusa, filamentis brevibus ; antherrn l-loculares, connective nxucronatm, 

 loculo oblongo mutico. Discus incouspicuus. Stylus apice subclavatus, brevissime 

 2-lobua ; ovula in quoque loculo 2. Capsula oblonga, acutiuscule v, obtuse sub- 

 4-gona^ lateribus planig, valvis dorso sulcatis. Semina 4 v, abortu pauciora, piano- 

 compressa, suborbiculata^ dense muricata v. squamata, retinaculis baud ma^niis fulta ■ 

 embryo normalis.— Frutices suflruticesve glabri v. inflorescentia pilosa. Folia integCT- 

 rima v, undxilato-subdentata, Flores aurantiaci rubentes v. flavij ad axillas bractearam 

 oppositarum solitarii, sessiles, dense spicati. SpicD3 oblong^e v. elongatie, terminales v. 

 pseudo-axillares, i^edunculatje v. sessiles. Bracteai oyatfe v. lanceolatre, l^eves v. striatre 

 iutegerrimre v. ciliato-serrata^j 4-fariam imbrieatae ; bracteolaj lineares. 



Species 5, quarum una ludias oricntalis, caeter^ Africse tropicae v, Madagascarige incolse. -Nees in DC 

 Prod, xi, 280. Walp. Ann. v. 65o. T. Anders, in Journ. Linn. Soc. vii. 33, ix, 494, Audr* Bot, 

 Sep. t 642 {Ruellia). Wight, Ic. L 460, 461. OUv. in Trans. Linn. Soc. xxix. t 85, Bot Map. 

 t. 2186, 4710. Bot. Reg. t 60. 



56. Asyfitasia,, Bhtmc, Bijdr. 796, (Ileufreya, LiuflL Bot Meg. 1847, t. 31.)— Calyx 

 alte 5'fidus v. sub-5-partituSj lobis auba}qualibiis lineari-setaceis v. sublanceolatis. Co- 

 roUfe tubus rectus v. incurvus, basi breviter v. longe tenuis, superne in faucem longam v. 

 campanulatam ampliatus ; limbus patens, lobis 5 parum in^equalibus ovatis latisve imbri- 

 catis, 2 posticis interioribus, antico extimo. Stamina 4, didynama, sub fauce aflixa, 

 inclusa, omnia petfecta v, postica ad staminodia fiUformia anantltera reducta, filamentis 

 basi parum dilatatis per paria lateralia approximatia connatisve ; anthers oblongip, 2-locu- 

 lares, loculis subfcqiuilibus parallelis v. uno paullo altius aflfixo, muticis v. basi mucro- 



