Cerastium. | CARYOPHYLLACEAE. 37 
nerved opposite leaves. No stipules. Cymes compound, in the axils of 
the uppermost pair of leaves. 
A Hawaiian genus with a single specie 
The staminodia were overlooked by Mas: but are wre haug Pe gisesiee in the manner 
i sepals, h 
reasons f binin, . viscosa a y 
constituted, would form a genus “Yimtted to our oldest geological pro 
1. A. trinerve, Mann, Enum. no. 36; Mem. Bost. Soc. Nat. Hist. I, 529, 
pl. 21. — Erect, 2—6 ft. high, glabrous, woody below, the branches 
herbaceous. Leaves ovate- or elliptico-oblong, 3—4'/2‘ > 11/2—2'/4‘, on 
petioles of 1/2—1‘, acuminate at both ends, prominently 3-nerved, thin 
chartaceous. Cyme terminal corymbose, not projecting beyond the leaves, 
4— 5 times compound, the peduncle 1—1!/2’, its short branches divaricate, 
the filiform pedicels 1/2—3/s‘, the lanceolate bractlets half as long. Sepals 
broadly oblong or obovate, 31/2“, many-nerved, with a thick base, greenish- 
] 
Vv 
short. Capsule oyoid or globose, enclosed by the persistent fleshy calyx, 
which assumes a dark bluish, aod black hue. Seeds crustaceous, black, 
ee hice smooth faces, the convex margin rugulose, 
Oahu and western slope of Mt. Kaala, from 4000 to 2000 ft. First discovered by 
the writer in in 1860; collected by Mann in 1865. — The cyme, although terminal at first, 
ry in ig instances by the development of an innovation from the axil 
of rin vrs ce last Bae 
4, CERASTIUM, L. 
Sepals 5, rarely 4, distinct. Petals as many, 2-cleft, rarely entire. 
Stamens twice as many or fewer. Styles asmany as sepals and opposite 
to them. Capsule 1-celled, cylindrical, membranous, opening at the top 
into twice as many teeth as there were styles. Seeds many, rough. — 
Herbs. Flowers white, in terminal dichotomous cymes. 
A large genus, spread over the temperate and cold regions of the entire globe. 
+ 1. C. triviale, Link. — Koch, Synops. Fl. Germ. — A decumbent weed, 
the stems 1/2—1!/2 ft. long, clammy-pubescent. Leaves ovate-oblong, 
1/2—1/ long, obtuse, the lower ones contracting into a short petiole. 
Lower bracts herbaceous, hairy, the upper and the sepals with a scarious 
