LXxX. COMPOSIT&. 
: 
Pappus of rough bristles, or of alternate 
bristles and short scales. 
Involucral scales in few rows. eae 
tufted herb.) . : 90. 
Involucral scales in many rows, bristle- 
pointed : 5 Anapstsh 
Pappus of several, very short scales . 105. 
Pappus 0 ; ray neuter . 106. 
Ray-flowers yellow, often coppery beneath. 
Receptacles nude. Pappus of many Hee 
bristles 99. 
Receptacles nude. Pappus, in the ray, of 
short scales; in the disk, of feathered 
bristles . 100. 
Receptacles honeycombed _ or fimbrillife- 
rous; pappus of several, short, free or 
connate scales : . 102. 
Receptacles bearing palese between the 
flowers. 
Pappus uniform, of separate or connate 
scales, or crown-like, entire or cre- 
nate. . - 103. 
Pappus of disk-flowers double, ‘the outer 
of short, broad scales ; the inner of 2 
long bristles . Ol: 
' Subtribe 5. SenncronEm. Leaves alternate. 
Receptacles nude. 
BRYOMORPHA. 
ATHRIXIA. 
OSsMITES. 
OSMITOPSIS. 
ANTITHRIXIA. 
LEYSSERA. 
NESTLERA. 
RELHANIA. 
ROseNIA. 
Heads radiate or discoid. 
Anthers without tails, blunt at base. 
Pappus of many 
or few, slender, hair-like bristles, the marginal flowers sometimes without 
Achenes terete or angular. 
Pappus copious, in many rows. 
Disk-flowers fertile. 
pappus. Involucre very usually 1-seriate (often bracteolate at base). (Gen. 
107-119.) 
1. Heads discoid. 
Homogamous ; all the flowers perfect, 5- 
toothed. 
TInyolucral scales 5, winged or crested at 
back ae . 111. LopHonzna. 
Involucral scales neither winged nc nor crested. 
Style-branches truncate ‘ 117. SENECKO. 
Style-branches minutely cone- topped. 
Achenes flattened or winged . 10. CINERARIA. 
Achenes not flattened. 
Pappus in several rows . 113. KUEINIa. 
Pappus 1-seriate . . 112, Cacatia. 
Heterogamous or Heteromoneecious ; ; the mar- 
ginal flowers filiform, female. 
Shrubby or perennial. Pappus copious. 
Disk-flowers fertile. Leaves fleshy, thick 113. Kizrnta. 
Disk-flowers sterile. Leaves expanded, 
glabrous ee AORTA 
Annual. Pappus very scanty . . 107. STInpNoGYNE. 
2. Heads radiate. 
Achenes flattened or winged . - 110. CrveraRtia. 
