. Cultural studies of species of Penicillium. Penicillium -- Cultures and culture media; Fungi -- Cultures and culture media. 68 CULTURAL STUDIES OF SPECIES OF PENICILLIUM. per cent, good growth, strongly alkaline. Glycerin 3 per cent, weak growth. Potato starch, characteristic colony. Milk, curdling ( per cent calcium chlorid added) in 8 days; digestion medium rapid; color in milk, none or ? At 37° C, no growth, grew when cooled; check at 20° C, good typical. PENICILLIUM STOLONIFERUM n. sp. Latin diagnosis.—Coloniis in gelatina vel agaro Solani tuberosi cultis, viridibus vel flavo-viridib
. Cultural studies of species of Penicillium. Penicillium -- Cultures and culture media; Fungi -- Cultures and culture media. 68 CULTURAL STUDIES OF SPECIES OF PENICILLIUM. per cent, good growth, strongly alkaline. Glycerin 3 per cent, weak growth. Potato starch, characteristic colony. Milk, curdling ( per cent calcium chlorid added) in 8 days; digestion medium rapid; color in milk, none or ? At 37° C, no growth, grew when cooled; check at 20° C, good typical. PENICILLIUM STOLONIFERUM n. sp. Latin diagnosis.—Coloniis in gelatina vel agaro Solani tuberosi cultis, viridibus vel flavo-viridibus, demum griseo-viridibus vel griseis in agaro sine saccharo, cum sac- W,«i: I://////..-* ,'A J. Fig. 26.—Penicillium stoloniferum: a, b, c. e,f, the types of branching at the tips of the ''stolons" by which this species spreads in substrata (6, c, e,J, x 900); d, conidial fructification (X 900); h, j, k, I, sketches oi conidial fructifications of various ages, h and j being characteristic shapes (X 140); g, formation of conidia (X 900), i, ripe conidia showing minute granulation (X 1,600); m, n, germination of conidia (X 900); o, rough diagram of habit. charo viridibus, floccosis, in culturis juvenalibus stolonibus aereis citius quam hyphis submersis crescentibus, re verso incolorato vel in parte flavo; conidiophoris brevibus ex hyphis adscendentibus ramosis, usque 100/( longis, aut singulatim orientibus (sine ramis) plus minus 300/i longis; fructibus conidicis 40-80/* raro usque 170/z longis, ex ramis brevibus compactis, et basidiis verticillatis, in baside confertissimis, catenas conidiorum late divergentes gerentibus compositis, interdum ramus infimus tarn divergens ut fructus duplex videatur; basidiis 10X 3/z; conidiis ellipticis vel paene globosis, * diam., pallido flavo-viridibus laevibusque; coloniis gelatinam cito liquefacientibus, alkalinis Please note that these images are extracted from scanned page images that may have been digitally en
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