CORRIGIOLACEAE 481 
3. A. riparium (Chapm.) Small. Stem and branches prostrate, glabrous, 2—12 
dm. long, with us pe i lateral branchlets: cng ns E be erie 
elliptic, 5~12 mm. long, glabrous: sepals ovate or ov ong: 
utricle about as ae as the calyx. [Paronychia 22 gh apm. oe ect 
soil, river-banks and sandhills, Coastal Plain, N Fla. to Ala. and N. C. 
4. ANYCHIA Michx. Annual herbs with forking stems. Leaves herba- 
ceous, with narrow or rather broad flat blades. Stipules lacerate. Cymes ter- 
minating the branches, the cymules open or clustered. Sepals with narrow 
margins, hooded and mucronate. Anthers usually borne about half way up on 
the inner face of the sepal. Styles short, aim ne by the follow- 
ing two species.—Sum.-fall.—FORKED-CHICK 
Leaves glabrous: sepals flat at maturity: utricle much exceeding E calyx. 
Mp canadensis. 
EE pubescent: sepals ridged at maturity: utricle about 
S long as the calyx. 2. A. polygonoides. 
1. A. canadensis (L.) B. S. P. Stem 0.5— dm. tall, the branches very slender 
often Rs capillary, long- jointed, glabrous: leaf- blades thin, elliptie to oval, 
0.5-2 em. long, deep-green, typically obtuse, 
petioled: cymes open: bracts broad, obtuse 
sepals obtuse, with wide searious d s 
[A. dichotoma capillacea (Nutt.) Torr.]— 
D ods and shaded hillsides, various 
provinces, Ga. to Ark., Minn., Ont., and 
Mass. | 
2. A. polygonoides Raf. Stem 0.5-3 dm 
tall, bed branehes slender, do. en 
pubescent: leaf- ved ee e iu 
neer-llptio 0-1. . lon E pa ale- 
Lisa ly acute, sessile pe nea 
mpact: bracts rrow, rel uei. 
sepals y pos qs pud or obseure M 
margins. [4. dichotoma (Fl. SE. U. 8.)]— (OMA 
Mint. woods, hillsides and dry open slopes, various provinces, Fla. to Tex., 
Mi and Me. 
5. NYACHIA Small. Annual | irai branched partly fleshy herbs. 
Leaves e with broad, but revolute blades. Stipules pectinate fim- 
briate. Cymes much branched, the cymules 
borne all along p ranches. pals wit 
broad wing-margins, hooded and with a 
thick umbo.  Anthers relatively large, borne 
in the sepal-hood. Styles very short, dis- 
tinct.—One species. 
1. N. pulvinata Small. Stem branched at 
the base, the branches radially ee and 
repea tedly dichotomous, 5-20 em. long, wi 
leaf- blades o ovate to 
ler | 
pol @ 
=} 
6 
[e | 
LI 
s6 
ct 
.. CP 
t 
I 
oS 
mm. yx 
about 0.5 mm. long, its sepal hoods blunt, 
pale, prse jm utriele oval or ellip- 
soid, a m. Wi Rd E S 
end of lake oun Fla.—Spr.-s 
31 
