. Synopsis of the British Basidiomycetes ; a descriptive catalogue of the drawings and specimens in the Department of botany, British museum. dy, conchiform, but constricted at the base, fuscous-rubiginous, somewhat zoned, rugose when dry, and becomingdarker. T. long. Po. at first whitish, then Fallen cedars. Jan. P. 7 in. •; Sweet-scented, odour retainedin drying. Allied to Trametes. Polyporus 347 1575. P. quereinus Fr. (from its habitat, oak, quercus) a b c. P. pulvinate, very thick, soft to hard, ivory- or sulphur-whitish, clouded
. Synopsis of the British Basidiomycetes ; a descriptive catalogue of the drawings and specimens in the Department of botany, British museum. dy, conchiform, but constricted at the base, fuscous-rubiginous, somewhat zoned, rugose when dry, and becomingdarker. T. long. Po. at first whitish, then Fallen cedars. Jan. P. 7 in. •; Sweet-scented, odour retainedin drying. Allied to Trametes. Polyporus 347 1575. P. quereinus Fr. (from its habitat, oak, quercus) a b c. P. pulvinate, very thick, soft to hard, ivory- or sulphur-whitish, clouded and margined reddish. T. short, minute, whitish, clouded as P. Flesh ivory-white, zoned, orange-red and pale sulphur. Single to 3-imbricate. Taste intensely bitter. Old oaks, oak-logs, often incompany with 1517, which it somewhat resembles. May-Dec. Mass 6 3^ in. Often barren ; sometimes 1 it. in diam. LXIII. FOMES Karst. (From the use in kindling fire in past times ;fomes, touch-wood, tinder). Pileus hard and woody from the first, texture consisting of inter-woven hyphae, covered with a hard, rigid, crustaceous cuticle, zone-. Fig. 78.—a, section of Fomes fomentarius Karst. ; b, ditto F. antiosus Cooke. One-half natural size. less but often concentrically sulcate, perennial, forming successivestrata. (Fig. 78.) 348 POLYPORACE/E Fomes a. Fomentarice. Pileus pulvinate, juiceless, not fleshy or spongy, floccose, covered with a hard, horny crust. Tubes stratoseafter the first year. Perennial, lasting for twenty years ormore, adding new strata annually. Growing on wood. Substance of tubes umber or fuscous. 1576 Substance of tubes somewhat ferruginous. 1577—1585 Substance white or pallid. 1586—1589 b. Lignosce. Pileus hard, woody, juiceless, covered with a thin, somewhat lustrous crust, smooth or becoming so, somewhateffused at the base. Flatter than Fomefitarice or effuso-reflexed. 1590—1594 a. Fomentariee. 1576. F. vegetus Karst. (from its vigorous growth, vegetus
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