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Rh HYPNUM SERRULATUM, Hedw.

Tab. 107.

læte vel pallide virides, nitidae, stratum tenue laxum diffusum efficicntes.

arcte repens, elongatus, bis terve divisus, distanter distiche ramulosus; divisionibus rauiulisque prostratis laxissime bifariam foliosis.

tenuia, complanata, patentissima, ovato-lanceolata, anguste acuminata, superne serrulata, laxius elongato-rhomboideoareolata, ad medium costa debili instructa: perichætialia oblonga, scariosa, albescentia, laxe amplexantia, subito filiformi-attenuata, apice varie fiexa, ecostata {nee costata ut icon nostra false effingit).

monoici, copiose et exserte paraphysati; masculis gemmiformibus.

oblonga, cernuo-incurva; pedicello erecto-flexuoso laevi; peristomii dentibus lineali-lanceolatis firmis dense articulatis hyalino-marginatis, ciliis integris dentibus æquilongis, ciliolis 2–3 brevioribus nodoso-articulatis; annulo specioso facile discedente; operculo e basi conica longe rostrato.

On the ground in dry woods, forming loose thin strata, usually over decayed leaves.

H. serrulatum is very closely allied to H. confertum, Dicks., and it is questionable if essential characters separating theni exist.