BRITTON: STUDIES OF WEsT INDIAN PLANTS id 
Molinas, Nipe Bay, Oriente (Shafer 1794), and also on Cayo 
Romano, Camagiiey (Shafer 2621). 
SPERMACOCE KEYENSE Small, Flora Florida Keys 141. 11 Au 
1913 
Spermacoce floridana Urban, Symb. Ant. 7: 550. 15 Au 1913. 
From the aga dates of publication, Dr. Small has four 
days priority. 
ACANTHOSPERMUM HISPIDUM DC. Prodr. 5: 522. 1836 
Island of Culebrita, Porto Rico (Britton & Wheeler 280). 
30. ASTER IN THE WEST INDIES 
Scapose, the scapes monocephalous; leaves rosulate, linear- 
oblong, pilose 1. A. Grisebachii. 
Caulescent, branched, polycephalous. 
Rays large, surpassing the involucre. 
Leaves, except the basal ones, reduced to small im- 
bricated scales; rootstocks tuberous. 2. A. adnatus. 
Leaves normal, the upper often small, but distant. 
Tnyolucre-bracts densely pubescent, acuminate; 
rescence wand-like; rootstocks tuberous. 3. A. lucayanus. 
invotatre-brects glabrous or nearly so, or puberu- 
en inflorescence padienletns. stolsiot 
not tuberous. 
Not fleshy, or but slightly so, at least the 
lower si ves flat, linear to spatulate. 
Involucre-bracts acuminate, glabrous. 4. A. bahamensis. 
Abinieve eae obtuse or merely acutish. 
Very aed leafy; involucre-bracts 
u ent; rays white. 5. A. Burgessit. 
Not sas leafy; involucre-bracts 
glabrous. t . A. dumosus. 
Fleshy; leaves all narrowly linear, thick, 
subterete. 9. A. Bracei. 
Rays small, little if at all surpassing the involucre. 
Stem-leaves lancolate, 6-12 cm. long, 2 cm. wide or 
ess. 8. A. inconspicuus, 
Stem-leaves linear to linear-oblong. 
Stem-leaves elongated-linear; involucre-bracts 
acuminate 9. A. exilis. 
m-| g-li invol bracts acute. 10. A. squamatus. 
VIaGllos a@lULe 
