146 
ENDOSPORRiE. 
[CRIBRARIA. 
This species has hitherto been found only in America ; the spores in 
mass are described by Dr. Rex as " dull red, the colour of the paler 
forms of C. purpurea." 
Hub. On dead wood.— New York (L:B.M.114) : Ohio (LrB.M 114) • 
S. Carolina (K. 1689). ^ ' 
12. C. microcarpa Pers., Syn., p. 190 (1801). Plasmodium? 
Total height 0-7 to 2 mm. Sporangia globose, gregarious, 
stipitate, erect or nodding, 0-2 to 0-25 mm. diam., purple- brown ; 
cup rudimentary or wanting; net close, regular; nodes of the 
net subglobose, prominent, about 10 yu, diam., densely charged 
with purple-brown plasmodic granules 1 to 2 ^u, diam., connected 
by five or six delicate pink threads. Stalk slender, four to ten 
times the height of the sporangium, purple-brown. Spores pale 
red, minutely spinulose, 5 to 6 /x diam. — liost., Mon., p. 235; 
Mass., Mon., p. 63. Crihraria cajnllaris Fr., Stirp. Femsj., p. 84. 
Dictydium microcarpum Schrad., Nov. Gen. PI. p. 13 (1797). 
Plate LV., B. — d, e. sporangia after dispersion of spores, x 20 {d. Germany, 
Kostafinski's type, e. Dnited States) ;/. part of net with cup of sporangium, 
X 180 (Germany) ; g. the same, x 180 (United States) ; h. spore and 
plasmodic granules, x 600. 
Eab. On rotten wood. — (xermany (B. M. 676) ; Freiburg, Germany 
(Strassb. Herb.) ; Philadelphia (L:B.M.115). 
13. C. purpurea Schrad., Nov. Gen. PI., p. 8 (1797). 
Plasmodium ? Total height 2-5 mm. Sporangia globose, stipitate, 
erect or inclined, gregarioiis, 1 mm. diam., purple ; cup one-third 
of the sporangium, margin deeply toothed ; net of slender threads 
with mesh of varying size, about 1 mm. diam., only a few of the 
nodes expanded, flat, and angular ; the cup and net thickly 
studded with round purple plasmodic granules, 2 to 2*5 ^ diam. 
Stalk cylindrical, furrowed, 1-5 mm. long, 0"1 mm. thick, purple- 
black. Spores purplish, minutely warted, 5 to 6 /a diam. — Post., 
Mon., p. 233; Blytt,Bidr. K. Norg., Sop. iii.,p. 10; Mass., Mon., 
p. 57. 
Plate LVL, A. — a. sporangium after dispersion of spores, x 20 ; &. part 
of net of same, x 180 ; o. spore and plasmodic granules, x 600 (Salzburg, 
Tyrol). 
Hah. On rotten wood.— Salzburg, Tyrol (L:B.M.116); Norway 
(L:B.M.116 slide); Philadelphia (L:B.M.116). 
14. C. elegans, Berk. & Curt., in Grev., ii., p. 67 (1873). 
Plasmodium? Total height 0*7 to 1-3 mm. Sporangium globose, 
stipitate, erect or inclined, gregarious, 0*3 to 0-4 mm. diam., 
red-purple ; cup about half the height of the sporangium, with 
the margin deeply toothed and perforated; net of very slender 
threads, with numerous branching flat expansions at the nodes, 
the cup and nodes thickly studded with round purple plasmodic 
granules, 2 to 2*5 ju, diam. Stalk subulate, nearly smooth, 0-6 to 
1 mm. long, purple-black. Spores pale violet, almost smooth, 
4 to 6 /X fliam.— Post., Mon., App., p. 31 ; Mass., Mon., p. 55. 
