3 C. arvense L. Pubescent, somewhat caespitous; lvs. linear-lanceolate, acute, often longer than the internodes; cyme on a long, terminal peduncle, four-flowered; petals more than twice longer than the calyx; caps. scarcely exceeding the sepals.- Rocky hills. Sts. 4 to 10' high, decumbent at base. Lvs. 9 to 15" long, 1 to 2" wide. Fls. white, rather large. Caps. usually a little longer than the calyx. May - Aug.
4 C. oblongifolium Torr. Villous, viscid above; st. erect or declined; lvs. oblong-lanceolate, mostly obtuse, and shorter than the internodes; fls. numerous, in a spreading cyme; pet. twice as long as the sepals; caps. about twice as long as the calyx.- Rocky places. Sts. 6 to 10' high, thick. Lvs. 9 to 12" by 3 to 5", tapering from base to an acute or obtuse apex. Fls. larger than either of the foregoing, white, in two or three-forked cymes. Apr. - Jn.
5 C. nutans Raf. Viscid and pubescent; st. weak, striate-sulcate, erect; lvs-lanceolate; fls. many, diffusely cymous, on long, filiform, nodding pedicels; pet. nearly twice as long as the cal.; caps. a little curved, nearly thrice as long. - Low grounds, Vt. to Ill. and La. Pale green and clammy. Sts. 8 to 15' high. branched from the base. Lvs. 1/2 to 2' long, 1/4, as wide. Fls. white. May.- Varies greatly at different dates; beginning to flower when small in all its parts.
7. STELLARIA, L. Star Chickweed. (Latin, stella, a, star - from the stellate or star-like flowers.) Sepals 5, connected at base; petals 5, 2-parted, rarely 0; stamens 10, rarely fewer; styles 3, sometimes 4; capsule ovoid, 1-celled, valves as many as styles, 2-parted at top; seeds many. - Small herbs in moist, shady places. Fls. in forked cymes or axillary, white.
§ Stems leafy to the top, or with leafy bracts, (a)
§ Stems leafless above, bearing scarious bracts...................................................
Nos. 6 - 8
a Leaves ovate. Stems prostrate, pubescent...........
Nos. 1, 2
a Leaves oblong, lanceolate or linear.....................
Nos. 3 - 5
1 S. media Smith. Chickweed. Lvs. ovate; st. procumbent, with an alternate, lateral, hairy line; pet. shorter than the sep; sta. 3 to 5 or 10. - A common weed in almost every situation N. of Mexico, flowering from the beginning of Spring to the end of Autumn. Sts. branched, becoming cymous, brittle, round, jointed, leafy, and remarkably distinguished by the hairy ridge. Fls. small, white. The seeds are eaten by poultry and birds. § Eur.
2 S. prostrata Baldw. Lvs. ovate, the lower on long petioles, sts. procumbent, hollow, pubescent; fls. on long pedicels; pet. longer than sepals; stam. 7. - Ga. and Fla. Sts. 1 to 4f long, slightly channelled and downy; lower lvs. sub-cordate, shorter than the ciliate-petioles. Fls. small. Mar., Apr,
3 S. pubera Michx. St. ascending, pubescent in one lateral or two opposite lines; lvs. oblong or elliptical, acute, sessile, somewhat ciliate; fls. on filiform, finally recurved pedicels; petals longer than the sepals.- In rocky places, Penn. to Ind. and Ga. St. 6 to 12' high, often diffusely spreading. Lvs. 1 to 2 1/2' by 4 to 10', with minute, scattered hairs. Fls. 1/2' diam., axillary and terminal, with 10 stamens and 3 styles. Sep. white-edged. Apr. - Jn.
4 S. uniflora Walt. St. glabrous, erect, branched from the base; lvs. linear-subulate, lanceolate, acute; ped. axillary, solitary, 1-flowered; pet. emarginate, twice as long as the sep. - N. Car., Ga., in swamps. Sts. 10 - 12' high, slender. Lvs. much shorter than the internodes. Ped. filiform, as long (2 to 3') as the internodes. May.
5 S. borealis Bigelow. St. weak, smooth; lvs. veinless, lanceolate, acute; ped. at length axillary, elongated, 1 -flowered; petals 2-parted (sometimes wanting), about equal to the veinless sepals. - Wet places, N. H., N. Y., N. to Arctic Am. A spreading, flaccid plant. St. 6 to 12 or 15' long, with diffuse cymes both terminal and axillary. Lvs. 8 to 15" long, 1-veined. Petals, when present, white, small, at length about as long as the lanceolate, acute sepals. Cap3. longer than the calyx. Jn., Jl.
6 S. aquatica Pollich. Nearly glabrous; st. slender, decumbent; lvs. lance-oval and oblong, acute, with manifest veinlets; cymes lateral; sep. lanceolate, very acute, 3-veined, rather longer than the bifid petals; caps. ovoid, about equalling the calyx; sty. 3.- Swampy springs, Penn., Md. (Dr. Robbins); also, Rocky Mts. A very slender plant, 6 to 12' long, with inconspicuous flowers Lvs. 6" by 2 to 3". May. (Labraea uliginosa Hook.)
7 S. longipes Goldie. Smooth and shining; st. more or less decumbent, with ascending branches; lvs. linear-lanceolate, broadest at base, acute; peduncles and pedicels erect, filiform, cymous, with ovato membranous bracts at base; sep. with membranous margins, obscurely 3-veined, scarcely shorter than the petals. - Lake shores, N. Y. and Mich. Petals white, 2-parted. Fls. in loose cymes, the terminal peduncle or the middle one the longest. Jn. - Aug
8 S. longifolia Muhl. Lvs. linear; cyme terminal, spreading, with lanceolate, scarious bracts; pedicels spreading; cal. 3-veined about equal to the petals. - U. S. N. to Arc. Circle. The stems are of considerable length, very slender and brittle, supported on other plants and bushes. Lvs. alternate at base. Fls. in a divaricate, naked cyme, very elegant, white, appearing in 10 segments like the other species. Three sharp, green veins singularly distinguish the sepals. Jn., Jl.
8. ARENARIA, L. Sandwort. (Lat. arena, sand; in which most species grow.) Sepals 5, spreading; petals 5, entire; stamens 10, rarely fewer; styles 3; ovary l-celled; capsule 3-valved, valves each 2-parted; seeds ∞. - Sty. rarely 2 or 4.