ID 4 
J.—TECHNIQUE. 
652. Cook, O. F. Methods of collecting and preserving Myxomycetes. Bot. Gazette, vol. 
16, Sept. 15, 1891, p. 263. Notice of remarks made before the Bot. Club of A. 
A. A. S., Aug., 1891, describing method of preservation of specimens of 
Myxomycetes by use of two stiff pieces of cardboard, separated by strips of 
cork glued to each end, between which the specimens are glued. The two 
pieces of cardboard are then inclosed in an ordinary herbarium pocket. 
(D. G. F.) 
653> Graziaxi, A. Les reactifs utilises pour 1’etude microscopique des champignons. 
Bull. Soc. Mycol. France, vol. 7, Paris, Sept. 30, 1891, pp. 189-192. A list of 
reagents used in studying fungi, together with formulae for those that are 
not simple liquids or solutions. (E. A. S.) 
(See also Nos. 545, and 647.) 
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