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* * * * Spores elliptical.
Physarum ellipsosporum, Kost. (fig. 214).
Plasmodiocarp variable in form, vermiform, sinuous, or reticulately
comhined, depressed, wall firm, chai'ged with particles of
lime, whitish or grey; capiUitium well developed, nodes numerous,
containing colourless granules of lime, internodes long,
slender; spores dirty lilac, broadly elliptical, warted, many of the
ivarts becoming elongated and ridge-lihe, 12—16 + 9—11 g.
Physarum ellipsosporum, Kost., Mon. App., p. 10; Sacc., Syll.,
vii., 1, n. 1191.
Enteridium cinereum, Schweinitz, Amer. Fung., n. 2365.
(Tbe specimen from Schweinitz in Herb. Berk., Kew, is the
one examined by Rostafinski.)
On decaying herbs. Carolina.
(Rostafinski’s Synonym.)
Enteridium cinereum, Schweinitz, Amer. Fung., n. 2365 (1834).
G. Position uncertain, owing to imperfect description and
absence of specimens.
Physarum flavo-virens, A. and S.
Sporangia obovate, greenish-yellow; stem brownish; spores
black.
Physarum, flavo-virens. Alb. and Soliwz., Nisk., p. 97; Fr.,
Syst. Myo., iii., p. 137; Saco., Syll., vii., 1 , n. 1216.
Amongst moss on rotten trunk.
Stem of medium length; sporangium piriform, fragile, smooth,
not squamulose. (A. and S.)
Physarum luteo-valve, Sz.
Irregularly lobed, convex, more or less confluent; sporangia
externally shining, gold-colour, more or less compressed like a
bivalve shell; spores deep yellow.
Physarum luteo-valve, Schweinitz, Syn., Fung. Amer. Borealis,
n. 2298; Saco., Syll., vii., 1, n. 1218.
On fallen twigs. Carolina.
Physarum sulphureum, Rost.
Sporangia spherical, rugoso-squamulose, sulphur-coloured; stem
smooth, shoi't, white, tapering from the incrassated base in an
exactly conical manner, about equal in length to tbe sporangium
or slightly longer; capillitium threads yellow; spores blaokisb-
violet, 10— 12 g diameter.
Physarum sulphureum, Rost., Mon., p. 101; Saco., Syll., vii,,
1, n. 1187.
On dry fallen leaves. Germany; Russia.
(Rostafinski’s- Synonyms.)
Physarum sulphureum, A. et Sz., I.e., n. 259, t. 6, f. 1 (1805).
Physarum virescens, Fuckel, Syst. Myc,, p. 343; non Ditm.
(1869).
Physarum Schweinitzii, Berk.
Gregarious, shining, yellow; the few capillitium threads and
globose granulated spores the same colour, about 16 g diameter,
sometimes rather irregular.
Physarum Schweinitzii, Berk., Grev., vol. ii., p. 66; Sacc.,
Syll., vii., 1, n. 1225.
Polyangimn vitellinum, Schweinitz (according to Berkeley).
On vegetable fragments. Bethlehem, U. S. (Schweinitz.)
Berkeley has probably at some time had a specimen from
Scbweinitz’s Herbarium, but no such specimen exists in
Berkeley’s Herbarium, consequently I am not able to determine
the nature of the specimen those authors had in view.
Physarum caespitosum, Sz.
Substipitate or at least contracted at the base, caespitose or
scattered; sporangia close packed, turbinate, obovate, base contracted,
exterior membrane with yellow squamules or rough