. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. RETICULARIACE^. 157 Walls of convoluted sporangia perforated and forming a uniform tissue of interarching bands. (31) Enteridium. Fig. 39.—Enteridmm. olivaeeiim Ehrenb. a. Plasmodiocarp, Magnified twice. b. Part of spurious capillitium. Magnified 35 times. c. A spore cluster, and one isolated spore. Mag- nified 210 times. Walls of convoluted sporangia incomplete, forming tubes and folds
. A monograph of the Mycetozoa, being a descriptive catalogue of the species in the herbarium of the British Museum. Illustrated with seventy-eight plates and fifty-one woodcuts. Myxomycetes. RETICULARIACE^. 157 Walls of convoluted sporangia perforated and forming a uniform tissue of interarching bands. (31) Enteridium. Fig. 39.—Enteridmm. olivaeeiim Ehrenb. a. Plasmodiocarp, Magnified twice. b. Part of spurious capillitium. Magnified 35 times. c. A spore cluster, and one isolated spore. Mag- nified 210 times. Walls of convoluted sporangia incomplete, forming tubes and folds with numerous anastomosing threads. (32) Reticularia. Fig. 40.—Reticularia Lycoperdon Bull. a. .35thalinm. Natiiral size. S. Fragment of capillitium. Magnified 100 times. Fig. 40. Genus 30.—;THALIUM Eostafinski, Versuch, p. 5 (1873). ^thalium flat, formed of erect columnar sporangia; sporangium-wall dome-shaped at the apex, continued down to the hypothallus in four to six straight threads; capillitium none. GLATHROPTYGHIUM Rost., Mon., p. 225 (1875). 1. D. plumbeum Eost., , p. 5 (1873). Plasmodium rose-red, in rotten wood, .^thalium 1 to 3 cm. broad, 0 5 to 1 mm. thick, dull slate-coloured or clay-coloured, iridescent, areolated with the convex apices of the sporangia ; sporangia cylindrical, angled by mutual pressure, 0*5 to 1 mm. high, 0*2 mm. thick; sporangium- wall persistent and dome-shaped at the apex, subcartilaginous, continued down to the hypothallus in four to six straight threads, 2 to 4 ^ thick, triangular in section; evanescent between the threads. Spores clay-coloured or yellow in mass, when magnified pale yellow, spinulose, 9 to 12 /t diam.—Fuligo plwrnhea Sebum., Enum. PI. Saell., ii., p. 193 (1803). Reticularia plwmbea Fr., Syst. Myc, iii., p. 88. lAcea rugulosa Wallr., Comp. Fl. Germ., iv., p. 345 (1833). GlathrOptychiwm rugulosum Eost., Mon., p. 225, App., p. 30; Cooke, Myx. Brit., p. 55; Blytt, Bidr. K. Norg., Sop. iii., p. 9; Macbrid
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectmyxomyc, bookyear1894
