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Rh HYPNUM HISPIDULUM, Brid.

Tab. 119.

tenellæ, implexæ, cæspites densiusculos tenues læte virides infcrne ochraceos efficientes.

prostratus, radiculosus, inordinate et subpinnatira ramulosns; ramulis gracilibus erectis vel expansis.

remotiuscula, horizontalia, squarrosa et squarroso-reflexa, mollia, e basi deltoideo-orbicnlari subitius longe anguste acuminata, decnrrentia, parum concava, toto fere margine leniter serrulata; costa gemella brevissima baud raro nulla; areolatione lineari-fusiformi, cellulis angulorum numerosis latioribus subquadratis granulosis: perichætialia albescentia, elongata, longius acuminata, acumine plerumque reflexo.

monoici, cauligeni: antberidiis parapbysatis, perigonialibus tenui-acuminatis.

oblonga, erecto-curvula, vel horizontalis incurva, macrostoma, luteo-fuscidula; pedicello pro plantæ exilitate longiusculo tenui pallide flavescente; annulo simplici; peristomii dentibus lineari-lanceolatis luteolis firmis; ciliis dentes æquantibus inter articulationes rimulosis, ciliolis longis appendiculatis; operculo convexo-conico apiculato.

Roots of trees and the ground, on dry rocky hillsides: not uncommon.

H. Halleri has a more pinnate ramification, and more crowded and more squarrose leaves; and. grows usually in dense fulvous