Caryophyllaceae — Paronychiaceae. 



^. — CERASTIUM. 



Sepals 5 with membranous margins, petals 5 bifid, stamens 10, styles 

 usually 5, capsules opening with 10 tecLh. 



Hairs of calyx some gland-tipped, 188 



Hairs of calyx without glands, .... C. triviale. 



r88 Petals scarcely notched C. semidecandrum. 



188 Petals distinctly bifid, 189 



189 Stem about 6 in., C. arvense. 



189 Stem I foot or more, C. glomeratum. 



CERAS'TIUM GLOMERA'TUM(uo). Mouse-ear Chickweed. 4—9. 



(215) Hairy, leaves ovate pale green, petals narrow, flowers in dense dichoto- 

 mous panicles, pedicels shorter than the sepals. Di-y places. 



CERAS'TIUM TRIVIA'LE (in). Narrow-leaved Mouse-ear Chick- 



(216) weed. 4 — 8. Leaves lanceolate deep green, pedicels longer than 

 the sepals. Dry places. 



CERAS'TIUM SEMIDECAN'DRUM (83). Little Mouse-ear Chick- 

 (214) weed. 3 — 5. Cymes few-flowered, plant not higher than 6 inches. 

 Walls and banks and sea-shores. 



CERAS'TIUM ARVEN'SE (69). 4—8. Stems 6-10 inches tufted 

 (219) hairy, leaves linear-lanceolate, sepals glandular acute, petals twice as 

 long as the sepals. Sandy fields a7id waste places. 



Xl.~MOENCHIA. 



Characters of Cerastium, but sepals, petals, and styles 4, sepals acuminate 

 and petals entire. 



Moench'ia erec'ta (50). 5 — 6. Stems erect slender 2 — 4 in., leaves linear, 

 (211) capsule ovate 8-toothed. [M. Wl. CI. St. 



ORDER 12. — Paronychiacese. 



Leaves entire opposite or alternate. Flowers regular, sepals 4 — 5. Petals 

 4 — 5, or o, stamens i — 5 hypogynous or perigynous, pistil syncarpous 

 I -celled, style 1 terminal. 



SCLERANTHUS. 



Leaves subulate opposite connate exstipulate, calyx campanulate limb 

 5-lobed, petals o. Stamens i, 2, 5, or 10, perigynous, ovary superior, styles 2. 



SCLERAN'THUS AN'NUUS (95)- Knawel. 6—8. Stem 2- 8 in. 

 (1176) erect or spreading, flowers minute solitary axillary or in cymes. 

 Fields afid waste places. 



