61. BARTRAMIA. Hedw.

1. Caps. erect, perist. single.

367. B. stricta. Brid. St. loosely tufted, glaucous green; l. erecto-patent, rigid when dry, lanceolate-subulate, nerve excurrent into a serrate arista; caps. ovate-globose furrowed when dry, seta four-sided at summit, twisted to right when dry; lid convex or mammillate. [Bry. Eur., IV., t. 316. Schp. Syn., 417.]

On the ground and stones. Early summer.

Maresfield, Sussex (Mitten), 1862.

2. Caps. cernuous, perist. double.

a. Branches fastigiate. Monoicous.

368. B. rigida. Bals. & Not. St. ¼–½in.; br. erect or recurved; l. erecto-patent, straight, rigid, lanceolate, finely serrulate, nerve excurrent, cap., large, sub-spherical, furrowed when dry, and cernuous; lid conical pointed; seta erect; inner perist. sometimes imperfect.

Shady banks, mountains. IX. X.

b. Br. fasciculate: dioicous.