. Synopsis of the British Basidiomycetes ; a descriptive catalogue of the drawings and specimens in the Department of botany, British museum. gle or several connate, more or less scattered, hyaline; the basidia occur between the barren bristles. Dead wood, blackberry, pine, juniper, magnolia, grass. 4J the spuriously tuberculose hymenium resembles that of 1770 or1839. Kneiffia HYDNACEiE 395 1779. K. subgelatinosa B. & Br. (from the subgelatinous substance)a yellowish, ivory or pale buff, surface very finelygranuloso-crested. Stumps and cut surfaces of fir. 4 in


. Synopsis of the British Basidiomycetes ; a descriptive catalogue of the drawings and specimens in the Department of botany, British museum. gle or several connate, more or less scattered, hyaline; the basidia occur between the barren bristles. Dead wood, blackberry, pine, juniper, magnolia, grass. 4J the spuriously tuberculose hymenium resembles that of 1770 or1839. Kneiffia HYDNACEiE 395 1779. K. subgelatinosa B. & Br. (from the subgelatinous substance)a yellowish, ivory or pale buff, surface very finelygranuloso-crested. Stumps and cut surfaces of fir. 4 in. Sometimes accompanied by a greenalga which penetrates the tissue of the fungus. Cracking when dry as inCorticium. LXXIX. MUCRONELLA Fr. (From the sharp-pointed spines; diminutive of mucro, a sharp point.) Subiculum an extremely thin film, which soon becomes obsolete,spines subulate, simple, acute, glabrous, scattered or fasciculate, andmore or less connate at the base. Basidia 1-4-sporous. (Fig. 94.) Mucronella was at first placed under Isaria (/. calva) by Fries,but its fruit shows it to be a true Basidiomycete, and its fugitive. <w^ Fig. 94.—a, Mucronella calva Fr., one-half natural size ;b, basidia and spores, X 500. subiculum to be one of the Hydnacece. Fries seems not to haveobserved the feeble subiculum, sometimes distinct in M. fascicular is. 1780. M. ealva Fr. (from the habit, a fanciful comparison with analmost bald head, bearing a few scattered short hairs; calva,the bald scalp) obsolete or nearly so. Sp. slender, smooth, even, sharp-pointed, covered except at the barren tips with 1-4-sporousbasidia, whitish, then grey. The growth of the spines is in adownward direction; dry examples revive with moisture. Scattered or gregarious. Rotten wood, pine. Spines vary in size from aminute granule to 1 in. long. 396 THELEPHORACEiE Fam. IV. THELEPHORACE^E Erect and stipitate, cup-shaped, effused, with the upper portionfree and reflexed or resupinate. Hymenium infe


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