196 
45. COMPOSITE. 
(13.) 11. FiLAdo. Outer fl. fern., tiliform, in several rows ; 
outermost ones intermixed tnth the innei' phyllaries ; 
central fi. few, perfect, tubular. Receptacle conical, 
seal}/ at the margin. Inv. subconical, imbricate : phyll. 
lanceolate, longer than the flowers. 
|'14.) 13. Antenxaria. Heads subdioecious. Male fl. tubu- 
lar : style almost simple : pajyjms clavate. Fem. fl. fili- 
form. Receptacle convex, not scaly. Inv. hemispherical, 
imbricate : phyll. coloured at the end. 
B. Fapjnts 0, m- memhranoits. 
+ 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. Chrysanthemum. Receptacle flat or concave. 
Fr. of disk terete, without wings ; of the ray slightly an- 
gular or somewhat winged. Pappus 0 or of 3 minute teeth. 
(IT.) 16. Matricaria. Receptacle at length conical. Fr. 
angular, not winged. Pappus 0, or a slight membranous 
border. 
■ ft Receptacle without scales. Heads discoidal. 
(18.) 19. AetezvIIsia. Fl. of disk perfect ; of the ray fem., 
.slender, in 1 row : or all herm. and tubular. Involucre 
roundish. Phyll. imbricate. Receptacle naked or hairy. 
Fr. obovate, Avith a smait e/ngi/mic^ disk, without pappus. 
(19.) 20. Tanacetum. Fl. as in J ? ^e»ima. Involucre hemi- 
spherical. Phyll. imbricate. Receptacle naked. Fr. 
oblong, angular, with a Uirye ejngi/mus disk (as broad as 
the fruit), crowned with a slight membranous border. 
+tt Receptacle scaly. Pappus scale-like. 
(20.) 24. Galinsoca. Heads radiant. Fl. of ray fem., 
ligulate, in one row : of the disk perfect, tubular. Recep- 
tacle conical. Phyll. 4 — 5, broad, ciliate, in one row. Fr. 
prismatic, with a pappus of oblong scales. 
ttt+ Receptacle scaly throughout. Pappus 0. 
(21.) 15. Anthemis. Heads radiant. Fl. of the ray fem., 
or neuter, ligulate, in 1 row ; of the di.sk perfect, tubular. 
