404 
SYNGENESIA SUPERFLUA. 
longer than the florets of the ray. Florets of the ray numerous, (twenty- 
four to thirty,) short, linear, white, two-toothed; of the disk tubular, white, 
four-cleft. Stamens four, as long as the florets of the disk; style as long as 
the stamens. Seed four-angled, roughened with tubercles, with a thick 
margin around the summit, crowned with a pappus composed of short, 
white, setaceous, deciduous bristles irregularly arranged. Receptacle bristly, 
the bristles almost setaceous, fringed, as long as the seed. 
Grows in damp soils — very common. 
Flowers June — October. 
3. Brachypoda. Mic 
E. divaricato pros- 
trata; foliis lanceolatis, 
rarissime serratis; pe- 
dunculis solitariis ge- 
nii nisque, brevibus; in- 
volucri foliolis ovali 
lanceolatis; flosculis 
quinquefidis. Mich. 
Mich. 2. p. 130. Pursh, 2. p. 562 
Amellus Carolinianus. Walt. p. 21; 
This species, probably by its clos< 
eluded my notice. Of many plants o 
have never found one with the florets 
Michaux both mention this character. 
Grows in low sandy fields, Pursh; 
Flowers July — September. 
ANTHEMIS. 
Involucrum hemis- 
phericum, subaequale. 
Flores radii plures 
quam 5. Pappus nul- 
lus s. margo membra- 
naceus. Receptaculum 
paleaceum; paleis pla- 
nis, apice acuminatis, 
rigidis. 
Divaricate, pros- 
trate; leaves lanceo- 
late, very sparingly 
serrulate; peduncles 
solitary and in pairs, 
short; leaves of the in- 
volucrum oval-lanceo- 
late; florets 5-cleft. 
Nutt. 2. p. 169. 
j 
resemblance to the preceding, has 
‘this genus which I have examined, I 
of the disk five-cleft; yet Walter and 
a Carolina, Mich. 
Gen. Pe. 1312. 
Involucrum hemis- 
pherical; nearly equal. 
Florets of the ray more 
than 5. Pappus 0, or 
a membranaceous mar- 
gin. Receptacle chaffy, 
chaff flat, acuminate at 
the summit, rigid. 
