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Rh SPHAGNUM MOLLE, Sulliv.

Tab. 4.

tenella, delicatulæ, dense cæspitosæ, e viridulo albescentes vel dilutissime fuscesccntcs.

subindivisus, 2–3-uncialis, strato corticali dupliei indutus, confertissime ramulosus: ramulis 2–3 fasciculatis subconsimilibus erecto-patentibus; cellulis corticalibus in strato simplici dispositis inaequalibus, majoribus elongatis apice recurvulo truncato apertis.

caulina approximata, ampla, oblonga, obtusa, patentia et deflexa; cellulis byalinis baud vel parce spiriferis: folia ramulina tenerrima, oblongo-ovata, recta vel recurvula, superne convoluta, apice truncato denticulata, angustissime marginata; cellulis byalinis latiuscule angulato-fusiformibus, poris et fibrillis baud nunierosis; cellulis cbloropbyllosis tenuissimis, ad concavaum folii faciem emersis inque sectione transversali triangularibus.

dioici: antberidia secus ramulos proprios erectos breves disposita, subglobosa, longe pedicellata, perigonialibus lateralia; parapbysibus filiformibus ramosis.

globosa, in caulis capitulo emersa: perichæstium haud dissolutum; folia superiora late oblongo-ovata, convolnta, summo apice 2–3-dentato constricta; rete inferne prosencbymaticum, elongato-bexagono-rbomboidcum e cellulis bomomorpbis exstructum, superne spbagnoideum; poris atque fibrillis omnino nullis.