Helianthoidec.] : LXXXVIII. COMPOSITAE. 385 
- longioribus (angustis tamen nee lanceolatis ut in ieone depieti sunt), achreniofüm radii margine 
minus PUPA, aristis ad dentes reduetis obsoletisve, sed GorebNirpd congener videtur. 
423. Coreopsis, Linn. Gen. n. 981. zi: Qapitula heterogama, radiata, floribus radii 
l-seriatis neutris v. rarius 9 fertilibus, disci (j fertilibus v. intimis sterilibus, v. rarius 
radio deficiente homogama.  Involucrum duplex, bracteis basi plus minus connatis, inter- 
ioribus majoribus membranaceis 1-2-seriatis inter se subzequalibus, exterioribus angustis 
tenuiter herbaceis v. submembranaceis szepe patentibus. Receptaculum planum v. con- 
vexiusculum, paleis planis v. concaviusculis membranaceis striatis flores $ subtenden- 
tibus onustum. — Corolle radii ligulate, lamina patente integra v. 2-3-dentata ; D regu- 
lares, tubulosse, limbo cylindraceo v. anguste campanulato apice breviter 5-fido. Antherw 
basi integrs v. vix minute 2-dentate. Styli d. rami apice penicillaà v. subnudi, 
iruncati v. appendicibus brevibus subulatis acutisve superati. Ach:zenia a dorso com- 
pressa, obovata oblonga v. elongata, apicem versus rarius contracta, margine alata v. 
rarius nuda, apice truncata 2-aristata 2-squamellata 2-dentata v. calva, aristis nudis 
v. sursum mec retrorsum ciliolatis.—H.erb:e v. rarius frutices, glabri v. pilosuli. Folia 
opposita v. rarius alterna, integra dentata lobata v. semel bis terve ternatim v. pinnatim 
dissecta. Capitula mediocria v. majuscula, longe pedunculata, solitaria v. laxe corym- 
boso-paniculata. Coroll: flavze, tubo florum $$ sspe infra limbum annulo subealloso v.. 
breviter piloso cincto.  Ach:enia glabra v. margine prresertim villosa. 
.. Species notz ad 55, Americz borealis et australis Afriez tropic et ins. Sandvicensium incole, 
DC. Prod. v. 570; vii. 289.  Walp. Hep. ii. 613, 979 ; Ann. ii. 857; v. 221. 4. Gray in Proc. 
Amer. Acad. v. 124... Wedd. Chor. And, i. 71. — Torr. Fl. N. York. t. 57. Link et. Otto, Ic. PL. 
Sel. t, 33. Bot. Mag. t. 156, 2451, 2612, 3460, 3474, 3484, 3505, 3086. Bot. Heg. t. 8106, 1228, 
1376. Sweet, Brit. Fl. Gard. t. 10, 72, 175. 
Genera sequentia a variis auctoribus proposita nune ab A. Grayio v. a Schultzio, ut videtur recto 
jure, ad Coreopsin reducuntur. 
CnunysosrEMMA, Less. Syn. Comp. 227, DC. Prod. v. 567, est, C. tripteris, Linn., ex America boreali, 
aehzniis ellipticis alatis apice emarginatis aristulis seu dentibus eciliisque intermediis in sinu 
minutis. 
* DronoxTa, Audi, in Trans. Amer. Phil. Soc. ser. 2. vii, 360 (cum sectione seu genere proprio 
HeTEROoDoNTA, Nutt. l. c. 361), Walp. Hep. ii. 614 (err. typ. Di&ToNTO), includit species nonnullas 
boreali-Americanas involuero exteriore magis evoluto, acheniis exalatis 2-dentatis v. rigide 2-aris- 
tatis. Species nonnullze Bidentibus Platycarpeis approximantur, et in una yarietate (an-hybrida ?) 
A. Gray observavit achrenii aristas ut in Bidente retrorsum aeuleolatas. 
AcisPERMUM, Neck. Elem.i.34, est genus ad speciem involucri exterioris bracteis parvis pro- 
itum. 
EL Cass. Dict. xxv. 988 (OnmxsowELEkA, Tausch, Hort. Canal. ex ^ DO. ; ConxoPsorpzs, 
Maench, Meth. 594; AxAcrm, Schrank in Denkschr. Acad. Mun. v. 5), includit species nonnullas 
boreali-Amerieanas ligulis apice grosse dentatis, aehsniis incurvis alatis 2-dentatis v, rigide 
2-aristatis. 
Exrsgernga, DC. Frod. v. 680, Walp. Ann. v. 230, species continens 2 Mexicanas (v. unius iasidbuicn) 
& Coreopsibus veris non differt nisi floribus radii fertilibus. Planta a eollectoribus herbacea 
perennis dieitur nec frutescens. 
CarrroPsts, Heichb. le. et. Descr. Pl. t. 70, DC. Prod. v. 568, Walp. Rep. ii. 613 (Dr*LoSASTERA, 
Tausch, Hort. Canal. t. 4, ex Flora 1824, 83), species 2 ineludit boreali-Americanas ach:zeniis obovatis 
exalatis calvis v. minute 2-dentatis. Kis addenda videtur species Mexicana a Bourgeau sub n, 
836 aliisque lecta, Bidenti faniculefolie, DC. in eodem loco crescenti simillima, sed ach:enia omnino 
calva, interiora sepius sterilia, et. capitulum fruetiferum subplanuni remanet, 
LzrrosvxEe, DC. Prod. v. 631, Walp. Rep. vi. 156, A. Gray, Bot. Emory Exped. 92, et in. Proc. 
Amer. Acad. vii. 358, et TuckeRMANNIA, Nutt. in. Trans. Amer. Phil. Soc, ser. 2, vii. 363, Walp. ep. 
vi. 156, 4. Gray, Bot. Emory Erped. t. 31, a Calliopsi differunt floribus radii fertilibus. In Tucker- 
mannia achwnia iis Calliopsis tinctorie simillíma, in Lepíosyne annulo minuto coronata sunt quod 
interdum etiam in Coreopsi Atkinsoniana observavimus. 
' AaanisTA, DC. Prod. v. 569, est, species Californica herbacea, alternifolia, achwniis ad toig et 
ad faciem interiorem longe pilosis, aristis 2 subpaleaceis. PvatorAPPus, Torr. Zot. Whipple Exped. 
VOL. II. V T 
