45. coMPosiiJB. 177 



(8.) 5. EbiOBRON. Fl. of ray iem., \ig\i}a.te, in tnant/ rows ; 

 of the disk mostly perfect, tubular. Receptacle naked. 

 PhyU. imbricate. Pappus in many rows. Fr. compressed, 

 without a beak. 



(9.) 7, SoMDAao. Paj)pus in 1 row. Fr. terete. (Fl. all 

 yellow.) Otherwise lilce Aster. 



** Anthers with 2 bristles at their base. 



t Receptacle without scales. Fr. cylhidrical or tetrat/onnl. 



(10.) 9. Inula. Fl. of ray fem., ligulate, rarely subtubular ; 

 of disk perfect, tubular. Receptacle naked. Pliyll. im- 

 bricate in many rows. Pappus hairlike, uniform, in 1 rote. 



(11.) 10. PuLiCAKiA. PhyU, laxly imbricate in few rows. 

 Pappus in 2 rows, outer short cuplike membranous toothed 

 rarely wanting, inner hairlike. Otherwise like Iitnla. 



■ft Receptacle without scales or scaly only at the margin. Fr. 

 cylindrical or compressed. Pappus hairlike. 



(12.) 12. Gnaphaxidm. Fl. all tuhdar; o-ateii&va. ; central 

 perfect. Receptacle flat, not scaly. Inv. hemispherical, 

 imbricate ; phyll. equalling the fl. but not intermixed mtli 

 them. — Oor. of the fem. fl. often inconspicuous. 



(IS.) 11. FiLAGO. Outer fl. fem., filiform, in several rows ; 

 outermost ones intermixed icith the inner phyllaries ; central fl. 

 few, perfect, tubular. Recepta-cle conical, scaly at the margin. 

 Inv. subcorneal, imbricate ; phyU, lanceolate, longer than 

 the flowers. 



(14.) 13. Ajsttbnnaiiia. Heads- subdicecious. Male fl. tu- 

 bular ; style almost simple ; pappus clavate. Fem. fl. fili- 

 form. Receptacle convex, not scaly. Inv. hemispheiic.il. 

 imbricate ; phyll. coloured at the end. 



B, Pappus 0, or membranous. 



t Receptacle without scales. Heads radiant. Fl. of the ray 

 fem., ligulate, in 1 row ; of the disk herm., tubular. 



(15.) 6. Bellis. Phyll. in 2 rows, equal, blunt. Receptacle 

 conical. Fr. compressed. Pappus 0. 



(16.) 17. Cheysanthemum. Receptacle flat or concave. 

 Fr. of disk terete, vrithout wings ; of the ray slightly an- 

 gular or somewhat winged. Pappus or of 8 minute teeth. 



(17.) 16. Matbicabia. Receptacle at length conical. Fr. 



