( 384 .) 
ARENA'RIA* *. 
Linnean Class and Order. DECA'NDRiAf, Trigy'nia. 
Natural Order. Caryophy'llea: Linn. — Juss. Gen. PI. p. 
299. — Sm. Gram, of Bot. p. 159. — Lindl. Syn. p. 43. ; Introd. to 
Nat. Syst. of Bot. p. 156. — Rich, by Macgilliv. p. 507. — Loud. Hort. 
Brit. p. 501. — Don’s Gen. Syst. of Gard. and Bot. v. i. p. 379. — 
Mack. FI. Hib. p. 40. — Hook. Brit. FI. (4th ed.) p. 400. — Rosales ; 
subord. Rfkeadosa: ; sect. Dianthinae ; type, Dianthaceje ; 
Burn. Outl. of Bot. pp. 614, 784, 805, & 807. 
Gen. Char. Calyx (fig. 1.) inferior, of 5, oblong, pointed, 
spreading, mostly ribbed, permanent sepals. Corolla (fig. 2.) of 5, 
egg-spear-shaped, undivided petals (see fig. 3). Nectaries (see 
fig. 4.) 5 or 10 glands at the base of the stamens. Filaments (see 
fig. 4.) 10, awl-shaped. Anthers roundish. Germen (see fig- 5.) 
superior, egg-shaped. Styles (see fig. 5.) 3, short, spreading. Stigmas 
downy. Capsule (see fig. 6.) egg-shaped, covered by the permanent 
calyx and withered corolla, of 1 cell, and 3, rarely 6, valves. Seeds 
(see figs. 6 fit 7.) numerous, kidney-shaped, roughish, attached to 
a short central column. 
The corolla of 5 undivided, spreading petals ; and the 1-celled, 
many-seeded capsule , opening by 3 or 6 teeth at the apex ; will dis- 
tinguish this from other genera in the same class and order. 
Eleven species British. See Hook. Brit. FI. 4th edit. 
ARENA'RIA VERNA. Vernal Sandwort. Mountain Chickweed-. 
Spec. Char. Stems numerous, panicled above. Leaves .awl- 
shaped, bluntish, 3-nerved when dry. Petals inversely egg-shaped, 
longer than the remotely 3-nerved calyx. 
Engl. Bot. t. 512. — Jacq. FI. Austr. vol. r. p. 2. t. 404.— Linn. Mant. p. 72. — 
Hulls. FI. Angl. (2nd ed.) p. 191. — Willd. Sp. PI. v. ii. pt. I. p. 724. — Sm. FI. Brit, 
v. ii. p. 482. ; Engl. FI. v. ii. p. 309. — With. (7th ed. ) v. ii. p. 552. — Gray's Nat. 
Arr. v. ii. p. 654. — Lindl. Syn. p. 50. — Ilook. Brit. FI. p. 206. — Don’s Gen. Syst. 
of Gard. and Bot. v. i. p. 434.— Maer. Man. Brit. Bot. p. 33. — Lightf. FI. Scot. v. i. 
p. 231. — Purt. Midi. FI. v. ii. p. 732. — Hook. FI. Scot. p. 138. — Grev. FI. Edin. 
p.’ 99. — Johnst. FI. Berw. v. i. p. 98. — Winch’s FI. of Northumb. and Durh. p. 29. — 
Irv. Lond. FI. p. 248. — Mack. FI. Hibern. p. 47. — Arenaria saxatilis, Huds. FI. 
Angl. (1st edit.) p. 168. — With. (1st edit.) v. i. p. 257. — Penn. Tour in Wales, t. 2. 
f. 1. — A. juniper ina. With. (5th edit. ) p. 521. — A. laricifolia, Lightf. FI. Scot, 
v. i. p, 232. — With. (5th edit. ) p. 521. — A Is in e pusilla pulchro ftore folio tenuis- 
simo nostras, Ray’s Syn. p. 350. 
Localities. — In rocky and mountainous pastures; rare.— Cheshire ; High 
pastures at Stayley : Wr. Bradruby. — Cornwall; About Kynance Cove: Air. 
H. C. Watson, in N. B. G. — Cumberland ; Hallen Hag, Swaith Fell, and Place 
Fig. 1. Calyx. — Fig. 2. CoroUa. — Fig. 3. A Petal. — Fig. 4. Stamens and Pistils. — 
Fig. 5. Germen and Styles. — Fig. 6. Capsule. — Fig. 7. A Seed. — Fig. 8. Section 
of the Stem with 2 of the Leaves. — All, except fig. 2, more or less magnified. 
* From arenia, L. sand ; in allusion to the arid, sandy places, in which most 
of the species grow. 
t See folio 37, note t. 
J See folio 152, a. 
