DECANDRIA. TRIGYNIA. Aren aria. 553 
(A. rubel'la. Leaves awl-shaped, bluntish: stems single-flowered: 
calyx-leaves with three equal ribs : longer than the petals. 
Hook. FI. Lond. 203 — Wahl. Lapp. t. 6. 
Very nearly allied to A. verna. Stem about an inch high, branched from 
the base, branches numerous, thickly tufted, clothed at the base with 
the remains of old leaves, leafy above. Leaves green, rarely tinged with 
purple, opposite, linear-subulate, two or three lines long, blunt, rather 
convex behind, three-nerved, swollen at the base, membranous, connate. 
Petals between elliptic and lanceolate, rather acute, white, somewhat 
shorter than the calyx, sometimes deficient. Stamens ten, shorter than 
the corolla. Anthers with two almost globose cells, pale yellow. Cap- 
side with calyx persistent, a little shorter than it. 
Small Arctic Sandwort. A. rubella. Hook. Alsine rubella. Wahl. 
Inhabits only high northern regions, several thousand feet above the level 
of the sea. It has recently been detected in the Breadalbane range of 
mountains, viz. upon Craigaileach, by Dr. Greville ; upon Maclgreadha, 
by Mr. Earle ; and on Ben Lawers by Mr. Murray, in company with 
Prof. Hooker. P. July. E.) 
A. tenuifo'lia. Leaves awl-shaped, pointed: stems panicled: cap¬ 
sules upright: petals much shorter than the acuminated, three- 
nerved calyx, spear-shaped. E.) 
Hicks. H. S. — E. Bot. 219— Vaill. 3. 1— FI. Dan. 389— Seguier , i. 6. 2— 
J. B. iii. 364. 3—Pet. 59. 3. 
( Plant slender, glabrous, though sometimes hairy or viscid. E.) Leaves awi- 
shaped, connected at the base. Calyx leaves greatly tapering, or rather 
awned, with green lines underneath. Petals broad-spear-shaped, half 
as short again as the calyx. Linn. Flowers white, only one upon a fruit- 
stalk, but these so numerous as to resemble a panicle. Anthers red. E. 
Bot. The petals being shorter than the calyx, distinguishes this from 
the preceding, and from the two subsequent species. It is also much 
taller and much more branched than either of them, often attaining the 
height of eight or nine inches. 
Fine-leaved Sandwort. (Welsh: Tywadwlydd meindwf. E.) Sandy 
meadows and pastures. Corn-fields on the borders of Triplow Heath ; 
Gogmagog Hills, Cambridgeshire. Near Deptford; Cornbury Quarry, 
near Charlbury, Oxfordshire. On a wall in Battersea. Near Cley, Nor¬ 
folk. Mr. Crowe. Near Bury. Mr. Woodward. Malvern Hill, Worces¬ 
tershire. Mr. Ballard. (On rocks in Bodowen park, Anglesey. Welsh 
Bot. E.) A. June—July. 
(A. fastigia'ta. Leaves awl-shaped: stem erect: straight, densely 
corymbose: petals very short: lateral ribs of the calyx dilated. 
E. Bot. 1744— Jacq. Austr. 182— Hall. Hist. t. 17. f. 2— Scop. Cam. t. 27. 
Boot small, zigzag. Stems either solitary or numerous, four or five inches 
high, alternately branched, leafy, cylindrical, nearly smooth, often pur¬ 
plish. Leaves very slender, smooth, erect, permanent; dilated, combined, 
and three-ribbed at the base. FI. in forked, level-topped, crowded pani¬ 
cles. Calyx-leaves all nearly equal, smooth, taper-pointed, remarkable 
for the great breadth of their ivory-like lateral ribs. Pet. much shorter 
than the calyx, white, obtuse. Stam. ten, rather longer than the petals. 
Caps, oblong, of three valves. Seeds compressed, beautifully toothed 
like a wheel, each on a long slender stalk. 
