79. ISOTHECIUM. Brid.

416. I. myurum. Dill. St. 1–2in. from a creeping stoloniferous rhizome, with fasciculate branches; l. elliptical concave, not tapering but serrulate at apex, nerved half way, singly or forked; per. l. erect; caps. ovate, erect, with a long rostrate lid: dioicous.

Trees and rocks. X.

80. CLIMACIUM. W. & M.

417. C. dendroides. W. & M. St. 1–3in. erect, with long spreading branches; l. ovate-lanceolate, serrulate at apex: st. l. acute, br. l. obtuse, nerved nearly to apex; per. l. nerveless, entire; caps. erect ovate-oblong, with a pointed beak.

Boggy places. X.–I.