Microlecane.] lxxiii. composure (otjver and iiiern). 08/ 



shortly petiolate, lobes lanceolate linear or oblong acute. Capitula ^J 

 in. diameter ; pedicels 1-2^ in. long, mostly alternate. Achones y^^ ^^^ 

 long, narrowly oblong, black. — Chrijsanthellum (§ Microlecane) abys. 

 sinicum, Schultz Bip. in Flora, 1842, p. 440. Hiutcrhubera ahyssinica^ 

 Schultz Bip. in Schweinf. Beitr. Fl. ^thiop. p. 150. 



urile Iiand< Abyssinia, margins of woods in valleys near Adoa, Sckimper f 



68. COREOPSIS, L. ; Benth. et Hook. f. Gen. PI. ii. p. 385. 



Capitula heterogamous radiate ; ray-florets 1-seriate, conspicuous, 

 $ or neuter. Involucre duplex ; outer bracts more or less herbaceous, 

 linear or linear-lanceolate, inner membranous, subequal, 1-2-seriate, 

 broader than the outer ; bracts sometimes appearing more or less 

 connate at base. Scales of receptacle plane or slightly concave, mem- 

 branous, striate. Anther-base entire or bidentate. Style-branches 

 truncate or with an abrupt subulate appendix. Achenes usually much 

 compressed, linear oblong or obovate ; margins sometimes winged (in 

 the African species thickened), apex with 2 filiform subulate or broad- 

 based aristaB, usually barbellate with setae directed upwards. — Herbs or 

 frutescent more or less, with opposite often pinnatisect or deeply 

 divided simple leaves and pedunculate solitary or variously cyme so 

 yellow conspicuous heads. 



A large genus of warm regions ; species most numerous in the New World. 

 Achenes much compressed, with thin or alate margins. 

 Aristse of the achenes filiform, shorter than the achene. 

 Achenes not or scarcely winged. 



Leaves bipinnatifid. Softly pubescent 1. C. Grantn. 



Leaves pinnatisect tripartite or undivided. Glabrous 

 hispid or scabrid. 

 Hispid or scabrid, or nearly glabrous. 



Tips of the teeth or lobes of the leaves not se- 

 taceous. 

 Involucral bracts puberulous or hispid- 

 pubescent. 



Leaves pinnatisect 2. C. Steppia. 



Leaves tripartite or not lobed 3. C chryaantha. 



Involucral bracts hispid with broad compressed 



hairs. Leaves pinnatifid 4. C. pri8tinaria>formvt. 



Tips of the teeth or lobes of the leaves setaceous. 



Leaves tripartite 6. C. glaucesccns. 



Leaves pinnatisect 6, C. abyssinica. 



Quite glabrous. 

 Leaves tripartite. 



Lobes of the leaves linear 7. C Kirkii. 



Lobes of the leaves ovate 8. C. moniicola. 



Leaves undivided, oval or lanceolate .... 9. C. Barteri. 



Leaves undivided, linear 10. C. Imeari/olia. 



Achenes winged 11. C. gtwiectisis. 



Aristse of the achenes subulate, scarcely as long as the 



winged achene. Perennial 12. C i7iacrantha. 



Aristae of the achenes longer than the winged achene. 



Annual 13. C. Prestinaria. 



Achenes not much compressed, with a thick rounded not 



winged edge 14. C. pachi/loma. 



