I so;;. 



Ihirniiii. 

 iiiitliillii. 

 iiiiiihnii. 



ls:'.n. 



i.i. :v.\. 



Cori/rKK AND liOSE — NOKTII AMKKUAN I'MMKLLIKEUAK. 11'.) 



i;il Imirls, I'niit lili.-, iiiiil slini'tcr styles nf /'. niplllin; nm, iiml tlit- stoiittT Imhit, 

 iiKilItT I'niil, iiiiil lar;:<'r calyx Icctli nf /'. inillnllli. 



A t'liriii ciillt'ctfil ill s\vaiii|is iifar W'iliiiiiiutnii, N, (' { Mcf'nrllii/, .liily-Aumist, 

 ^s.'i), |ir()ltiil>ly n'|tn's<'iits Ainini rustaliiin Mil. Skt'tcl'. 1: .'{')(), 1K21 { l>iHCf>/ilfiir(i in/til- 

 .ir,,i inxliilii DC. ("nil. Mriii. 5: ;'.!». |il. s. li;:. \\. ; si",), and />, mMitln Cliap. Manual 

 ilL*. ISDO). It is a iiiiii'li slniiici' |ilaiit, rcpnrti'il to iD'cinne ll.' to 1') <liii. Iiiiil; the 

 1 :il' scuinciitsar*' vitx iiiinu'roiis and cnnvdcd and appear vertieillate. Tlie aliseiiee 



s tiiu'ly 

 volucrc 

 ■ (»r W's> 

 \.r; t'fiiit 

 •il)s, tilt' 

 luiiuitt''. 



immI flU'f 



I Flofiilii 



iSi). ^ep- 



S9:5; Wal 



(//(. 



hisruplriirti inill'illil DC. Coll. .Mem. 5: .'IS. pi. It. iSL'lt. 

 h'lsniiilnini nipillitcra iiiilfiillii C. ,k \{. hot. (ia/.. 12: L'itL*. ISST. 



Ivfsciiihlcs /* cdpilhici iiiii^ hut stouter. (! to !• dm. Iiij^^li; niys more 

 iiiimcroiis; iuvohicrul hrjicts ciitii't', mid involuccls of suiiillcr hriict- 

 lets; fruit ()Viit(>, 1 to 1.5 mm. lou^. soiiicwluit con.strictcd hciu'titli tho 

 iiKiit' proniiiuMit ciilyx tcetli: stylopodium more prominctit. iiud stylos 

 Idiio-cr iuid recurved: doi'.'^til iiiid iMterinediate ribs moro prominent, 

 nearly eciuiiiiii^ the liitenils. which are di.stinet iind do not form a 

 liiciid tliit hand. 



Tyix' locality, "■iti North America at Red River;'" collected hy yut- 

 f,ill; type in Ilerh. DC. duplicate in Ilerii. IMiilad. Acad. 



In swamps, from .southern Illinois to Aliihiima iind Texas. 



Spi riiiirilX I'.VIDIl'nillh 



Illinois: .Tacksoii County, /'/(//r//, .Inly II, IS7S. 



Missoiin: .Mleiitoii, Litlrniniii, in ISSl. 



AuKANSAs: Fort Sniitli, Biyitotr, in lS.");i-.")4; near Little IJoek, Mix. M. II. 'I'lft, 



ill isss. 

 Alauama: .Nortliern .Mahaina, (i. A". !''(.<(//, in IS7.S. 

 Indian Tkkuitoky: I'liliinr Uit, in IStiS; .S7((7(/o//, .Tune I,'!, IK!(1. 

 Tkvas: Hempstead, //'/// 24:!, .Iiiue iti, 1S72; Sherman, J/;%s. .If. J,. Xn.ih, in IS88; 



Fort Worth, Dnni/, .June S, 1891. 



;'). Ptilimnium laciniatum (F>ntr(dm. cVc (irtiy) Kuntze. liev. (ren. 1*1.1: 



•-'till. 1S!»1. 



hdiicmtiiiii hiciiiidtiiiii Kn>;elni. i^ <iniy, Kost. ,Iour. Nat. Hist. 6:211. 1850. 

 (IM. I.indh.) 



Erect. (5 to i» dm. hio'h: letives dissected into hmceolate div^isions, or 

 the uppermost linear-s«^tace<)us: umlud nearly ('(piiilly many-rayed with 

 involucre tind involucels of numerous ;'> to r)-piirted setiiceous bracts; 

 lays 1 to ;> cm. loiiij; pedicels 4 to (i mm. lony; fruit ohlonjr, ahout 4 

 iiiin. ioiio-, with liroiid tind tliittish dorstil and intermediate ribs, the lat- 

 t'liiU forminif ti prominent acute v'ulgo about tho fruit; calyx teeth 

 •<iii;iN: styles recui'ved. lont>er than the stylopodium; .seed face pliine. 



lype locality, '' hij>h valleys netir New Hniunfels and on the Upper 



