290 PROCEEDINGS OF THE AMERICAN ACADEMY. 
Stellaria, or often more densely tufted and occasionally distinctly 
woody at the base. Leaves sessile or nearly so, either flat and with 
a well developed blade or more frequently awl-shaped or acerose. 
Flowers of Stellaria, but with petals entire or barely retuse (sometimes. 
more deeply cleft in A. patula, Michx.). — Gen. no. 374 in part; Torr. 
& Gray, Fl. i. 178; Reichb. Icon. Fl. Germ. v. t. 216-219; Benth. 
& Hook. Gen. i. 150; Wats. Bibl. Index, 94; Hook. & Jackson, 
Index Kew. i. 178. 
§ 1. Maurinaia, L., as amended by Fenzl. Seeds, at least when 
young, provided at the hilum with a light-colored spongy appendage 
(strophiole). Habit of Stellaria.— Fenzl in Endl. Gen. 968; DC. 
Prodr. i. 390; Gray, Gen. ii. t. 112. 
A. laterifiora, L. Stems terete, weak, often decumbent, puberu- 
lent: leaves elliptic-oblong or oval, obtuse or rounded at the apex, 
thin, puberulent, 5-10 lines long; the veins and edges beneath 
covered with a fine spreading pubescence: cymes pedunculate and 
somewhat umbellately few-(1—6-)flowered: sepals ovate, obtuse OF 
scarcely acute, 1} lines long, but one third to one half the length 
of the obovate petals: filaments pubescent. — Spec. 423 ; Hook. Fi. 
Bor.-Am. i. 102, t. 36; Torr. & Gray, Fl. i. 182, 675. A. Pennsyl- 
vanica, Muhl. Ind. Fl. Lanc. 169. A. buxifolia, Poir. in Lam. Ency cl. 
vi. 362; Torr. & Gray, Fl. i. 182. A. Haenkeana, Bartl. in Presl, 
Rel. Haenk. ii. 15. Stellaria biflora, Pursh, Fl. 317. Mehring4 
lateriflora, Fenzl, Verbr. Alsin. 18, 38, & Ledeb. FI. Ross. ji. 3715 
Gray, Gen. ii. 36, t. 112. — New England to New Jersey, Colorado, 
Oregon, and northward to the Arctic Ocean. 
A. macrophylla, Hook. Stems decumbent, angled, pulverulent 
pubescent : leaves lanceolate, acutish to acuminate at both ends, (ess 
commonly elliptic, obtusish,) 1-3 inches in length, glabrous, more - 
less punctate: peduncles slender, terminal or becoming axillary, 1-5- 
flowered: sepals ovate-lanceolate, very acuminate, exceeding i 
petals. — FI. Bor.-Am. i. 102, t. 37; Torr. & Gray, Fl. i. 1823 Torr. 
Pacif. R. Rep. iv. 69; Gray, Proc. Am. Acad. viii. 378; Green® 
Fl. Francis. 125. Mehringia macrophylla, Torr. Bot. Wilkes Exp: 
246. — Extending from San Diego (Oreutt) northward through oF 
fornia, Oregon, and Washington into British America, and — 
to Isle St. Ignace, Lake Superior, Wheeler; April to August. biden 
the essential floral characters remain the same, there is considerable 
variation in the size, texture, and shape of the leaves. j 
§ 2. AmmapentA. Styles 3-5: disk conspicuous, 10-lobed a” 
glanduliferous: capsule globose, somewhat baccate ; seeds not strop 
