Lobelia roughii, Hook. f.

A small glabrous alpine plant, full of white acrid fluid. Leaves ½–1 inch long, petioled, ovate or obovate, acute, deeply toothed or lobed, the sinus often round, more or less reticulated on 5–7 leading nerves, coriaceous. Peduncles erect, axillary, 1–1½ inches long, growing out as the fruit ripens, 1-flowered, calyx tube globose, lobes linear, obtuse, coriaceous. Corolla 5-partite, but by the frequent union of three lobes, 3-partite, lobes long, very narrow, round at top. Anthers glabrous, united round the style and supported by the filaments. Capsule ovoid, ¼–⅓ inch long.

Hab.—Lake Ohou Mountains; alt., 5,000 feet on loose shingle.—Buchanan and McKay, 1882.

Plate XXVIII., fig. 1, plant nat. size; 1 a, capsule with adherent anthers; 1 b, b′, b″, lobes of corolla, 1- and 3-partite; 1 c, anther.

A remarkable little alpine plant with smooth purplish green foliage, found always on shingle slopes, often getting buried by the sliding debris, and generally growing up again through deposits of several feet.