24. 
26. 
iis 
28. 
29. 
30. 
SYNOPSIS OF THE GENERA. 
drical, imbrieated, with ovate oblong scales. J’lorets 
few. Style much elongated. eceptacle ‘naked, flat. 
Pappus hairy. 
Peras'rrrs, [Page 1060.] Involucrum of two rows of 
lanceolate scales. ’lorets all perfect, or the central ones 
perfect, and those of the ray with pistils only. Reeep- 
tacle naked, flat. Pappus hairy. —Scape many flowered, 
appearing before the leaves. 
. Caryso’coma, [Page 1061.] Involucrum imbricated, 
hemispherical, or ovate, the scales linear. Jorets all 
perfect, and tubular. eceptacle excavated, naked. 
Pappus hairy, rough, or ciliated. 
Fiza'co, [Page 1061.] Jnvolucrum imbricated. scales 
equal, acuminated, the margin membranous, coloured, 
longer than the florets. lores slender, tubular, those 
of the disk perfect on the circumference, with pistils only, 
Receptacle conical, toothed, tuberculated, or paleaceous. 
Pappus hairy, often wanting. 
Gnarna'tium, [Page 1063.] Jnvolucrum imbricated, 
scale unequal, obtuse, membranous, coloured, as long as 
the florets. Florets slender, tubular, those of the disk 
perfect on the circumference, with pistils only. Reeep- 
tacle flat, naked. Pappus hairy, often thickened upwards. 
** Pappus wanting, or very short. 
Artemist'A, [Page 1067.] Jnvolucrum imbricated, ovate 
or globose. lorets few, all perfect, tubular, or those of 
the disk perfect, and of the circumference with pistils 
only. Receptacle naked, or hairy. Pappus wanting. 
Tanace’tum, [Page 1070.] Jnvolucrum hemispherical, 
imbricated. lorets all tubular, of the disk five lobed, 
perfect, of the ray three lobed, and with pistils only. 
Receptacle naked. Fruit crowned, with a membranous 
margin in the place of pappus. 
B. Receptacle paleaceous, 
Bi'peus, [Page 1071].] Jnvolucrum of many scales, the 
outer ones mostly leafy, and spreading. Flore/s all 
tubular, and perfect, or if ligulate on the circumference 
imperfect. Receptacle plane, paleaceous. Pappus of 
from two to five persistent lobes. 
