480 . |J .CORRIGIOLACEAE 
peaks of the southern oe are striking as a result of the silvery stipules, 
hence the name SILVERLIN 
2. GASTRONYCHIA Small. Annual herbs with radially branched stems, 
at maturity usually in cushion-like tufts. Leaves with rather broad blades. 
" : 
ith 
minute hood at the apex and a slender spine- 
like eusp. Anthers narrow. he n. 
united, sometimes separating age 
partly deciduous. Utricle included in ae 
swollen bottom of the calyx.—One species. 
1. G. herniarioides (Michx.) Small. Plant 
in a depressed mat, finely somewhat rough- 
a : dm. long: 
pubescent, the branches 0.5—2 leaf 
blades elliptie to oval, or those of the Ñ 
leaves spatul cap with a minute pale apical cusp: MN T 
late, about 1.5 mm. long, rarely larger rud pubescent, the swollen b n part 
and is E about equal in len d utricle about half as long as the calyx. 
[Par herniarioides Nutt. TU herntarioides ‘small. T Sand. 
hills ad js Coastal Plain, "Fla. to N. C.—Spr.-fall. 
ANYCHIASTRUM Small. Annual or rarely perennial herbs with 
dii ei bes ing, usually prostrate branches. Leaves with narrow blades. 
Cymes effusely branched, the cymules usually lax. Calyx not swollen near the 
base. iae broad, with a wide hood at the apex and a short stubby mucro. 
Anthers broad. Styles elongate, united, separating and partly deciduous in 
age. Utricle reaching the top of the calyx or exserted.— Three species in the 
SE U. S.—Sum.—fall. 
Annual or biennial plants, the stems pubescent, 
Calyx pubescent: leaf-blades ciliate. d. Baldwinii. 
Calyx glabrous: leaf-blades not ciliate. 2. A. montana. 
Perennial plants, the stems glabrous. 3. A. riparia. 
1. A. Baldwinii (T. & G. ) Small. Stem and branches minutely pubescent, 
main ones 1-4 dm. long, usually with eA short-lateral branchlets: leaf- blades 
narrowly elliptie to linear "alli tic, 8-2 
tel e 
scurely so: sepals oval to ovate, a 
long, pubescent: bb. ele equ 
or slightly longer. [Par hi 
Chapm.]—Dry sandy soil, often on sand- 
dunes, Coastal Plain, Fla. La. and N. C. 
2. A. montanum Small, Stems and branches 
diffuse and oe esc us branehed, minutely 
pubescent, rather uniformly dichotomous 
spatulate, 4-11 mm. long, glabrous or nearly 
so: sepals ovate to elliptic- aes about 
mm. long, glabrous: utricle includ —Dry 
woods, Blue Ridge and adj. provinces, Ga. 
o Pa. 
