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SPHAGNUM MACROPHYLLUM, Bernh.

Tab. 1.

6–8-unciales, in aquis stagnantibus multo longiores, pallide olivaceo-virides inferne dilute fusccscentes, siccitate splendentes rigidulæ.

simplex vel innovatione seuiel dichotomus, firmus, fuscus, fasciculatim 3–4-ramulosus: ramulis conformibus strictis divergenti-dependentibus subflabellatim laxius foliosis; strato corticali caulium duplici vel triplici, ramulorum partim simplici partim duplici vel triplici e cellulis inflatis, illis ramulorum parcissime porigeris, formato.

caulina miuuta, e basi latissima ovato-oblonga, apice-obtusa, integerrima: folia ramulina rigidula, angustc lauceolata, lanceolato-subulata, involuto-concava, apice truncatulo 7–8-dentata, cellulis angustissimis 1–2-seriatis margiuata; cellulis hyalinis in foliis caulinis ramuliuisque elongatis flexuoso-fusi-formibus poris in linea media longitrorsum positis instructis, fibrillis (ut in tota planta) omnino deficicntibus; cellulis chloro-phyllosis ad utramque folii faciem emersis inque sectione trans- versali suborbiculatis.

dioici: masculi ignoti: feminei in caulis capitulo et laterales laxe gemmacei; archegoniis 3–4.

in pseudopodio breviusculo elata, subglobosa; sporis tetraedris papillulosis sulpliureis circa $1⁄800$ unc. mctientibus: