lOra CSXII, ACANTHACE^. [BMelUem.. 



J 



niiima decurrentcm connatis ; aiitliorai 2-lociiLtre3j oLloiigO'Saglttatie, dorslfixce/ loculis 

 parallelis requalibus iniiticis. Discus srepius panim consplcuns. Stylus apice siibulato 

 rocvirvus, lobo poatico bre\'i dentifomii v. obsolete ; oTiila in qxioqxie locuio co (3^30), 

 Cax:>sula obi ongo -linearis v. olavata, bui^i brevissime v, longius in stipitem solidimi 

 contracta v. compres^aj suponie y. fere a basi tcrctiusciila v. 2-snlcata, Semina C-co y, 

 abortii panciora, plano-coinprcssa, oblique oyata v, orbieulata, retinaculis uncinatis 

 acutis Sitpius tcnuibus fiUta ; embryo normalis. — Herbto v, frutices, pubeacentes villosi 

 V. rarius glabri. Folia opposita, integcriTnia v. rarius dentata, Flores violacei lilaciui 

 jxtllidi albi rubri v. rarius flayi v, aurantiaci, ad axillas folioniin v, bractearum aessiles 

 V. subsessilos, nunc solitarii y. fasciculatij nunc secus ranios cyniarxim evolutarum dissiti 

 paniculati. Bractea^ sa^pius anguatas v. parva^, rariua oblongee y- lanceolatie, herbaccre, 

 laxinaculte nee imbncat;©, ' 



SpcL-ies ad 150, pro maxima parte Amcricae tropicie incolro, paucoe in America boreali v. in America 

 austral! exti-atropica obvia?, noniuiUre Africfe tropicBe y. aiistralis, Asi^e calidioris et Australian cives, 

 ^>^ in i^C. Pivd. xi. 144:{€s:cL q). i^l/fr- % I), Walp^ Ann.\, 540; v, 6i9. 2\ Antkrs. in Journ, 

 Linn. Soc. vii. 2-1, ix, 460, Miq. FL ImL Bat. ii, 785 {cxd, sp. flur.), Cav, Ic. t. 255, 416^ 417, 

 586,/ 1. Vahl.Si/mh.i.Z^. Jacq.Ic.2iar.tU9, Aubl I'L Gui.L 270, 271- EnclL Iconogr.t. 104, 

 Andr. Hot. Htp. t. 527, 610- ]kdd. lo. H. Ind. Or. t. 282. JJot. Mag, t. 1 100, 3718, 4147, 4298, 

 4448. Hot Jieg, t 585; 1846, t, 7, 13 ei 46. Sot Mag. t 4360 {Sirobilanthcs). Scquentes sub 

 J)iptcrac(u(ho\ Wight, Ic, t, 1505, Moric, PL Nouv. Avar. ^ 91, 95. Wawra, Bvt. Pr, Maxim, 

 licisc, t 12. Bot. Mitg. t 4494, 5106, 5156, 5414. 



Gouus vastum, quoad corolla formam, infiorescoDtiam, stamina exserta y, inclusa, capsulam basi 

 iQngo V. A-ix conti-actam, etc., polymorphum, et prjeBertim a Neesio et (Erstedio in genera numerosa 

 tli?jruptum ; sod charactGr*?s e diversis organis sumpti inter se parum congi^uunt, et formffi diversis- 

 Bimte iutennpdifs numerosis conneetiuitur. KeoveSia, Aphragmia et Bipteracantht typici Neosii, ab 

 zjuctore ipso s\ib Biptcracaatho itcrum juncti, inter se multo magis differunt quam l^eovedia ab OpK- 

 iJmlTiiacantJto, Aphragmia a Cryphiacantho, v, BiptemcantU boreali-Americani a Stephanopjhyso^ 

 gouua ab Audersonio rcatitutum, Hemigrophide ablato, multo melius definitur, a StrobUantho et 

 Hemigraphide staminum situ facilUme distinguitur, a ca^teris affiiiibus oligotjpicis cbaracteribus de- 

 ftnitis separatur^ otsi ovarii 4-spcrmi et antherse mucrohat^ Calophanis vix consfantes drcuntnr. 

 Genus cateruni pulcherrimum munographo sedulo commcndatur, nan? sectiones distinctas adliuc pro- 

 ponere nequimus et genera sequentia ab anctoribus cdita si pro sectionibus recipienda multis notis 

 demutanda. , - 



EuELLiA, qualis a Neosio accepta, pro maxima parte ad JkmigrapJtidem^ Nees, pertinet, genus sta- 

 minum situ aliisquc notis StrobUantho nee Blpferacantho, Nees, nffine. His spcciebus addidit Nees 

 paucas vel in BipteracaniJiO ropetitas v. ab illo nequaquam generice distinguendas. ' 



DiFTEKACANTHvs, Nces in Wall, PL As. liar. m. 75, et in BC. Prod, xi- ] 15, IValp, Ann. iii, 214 

 V. 648 (DiZYGANDRA, Metasn. Gen. PI. 294, Comm. 203), primum stabilitus fuit ad species typieas 

 JiucllitB, Linn,, inflorescentia axillari conferta, staminibus inclusis, et capsula basi longluscule conj 

 tracta aapermaque, sed in Prodromo auctor species plures admisit aliis suis generibus propinquiores, 



Co?iOGL0SSA, Miers in Proc. R. IIorL Soc. iii, 294, ab auctore perpcram ad Gesneretcecta relata ad 

 Biptcracantlws sou JhtelUas typieas pertinet, et eadem yidetur ac D, brachgsiphoti^ Nees. 



Cryphiacantbus, Nees in Linnma, xvi. 298, et in DC, Prod, xi, 197, Walp, Ann. x, 651, a Bipte- 

 racantho distinctns fuit imprimis cap-'^iula oblongodineaii ba.si brevissime tantum contracta hiec vero 

 contraetio brevior v. longior variabilis est Inflorescentia CrgphiacaniJil nunc ad axillas contracta 

 est, nunc laxe panieulata. 



AniftAGMiA, Nees in LindL Sgst, Nat. ed. 2, 444, speeies eontinebat plures Amcricanas eymis e?o- 

 lutis laxe paniculatis, calycis sogmentis tenuibus, capsula Cryphiacanthi v. tenuiore ; genus tamen ab 

 auctore in Prodromo cum Bipteracaniho IxxniXam. 



Ophthalmacantiius, Neesin BC Prod. xi. 219, quoad species typieas Mcxieanas, distinguitur caulo 

 fruticoso, flonbus magnis pedunculatis, calycis lobis latiuscule linearibus, corolla fimce ampla limbo 

 obliquo, stiiminibus subex^ertis. Hia junxit auctor species 2 Bipteracanihis typids multo, 

 p'ropinquiores. 



Neovedu, Schrad, m Pr. Mux, Wied I2ei^e, iu 343, ex Neesio, species 3 v- 4 refert grandifloras, 

 Ophthabnacantko similes sed Brasilianas, et genus a Neesio in DC. Prod, ad Bipteracanthum 

 roducitur. 



