Didi/iuidiH. 223 



not at all adherent to lower fart of the sjyoraiif/ial wall, mrface 

 covered with jyrotuherances which give origin to the threads of 

 the capillitium, threads violet, with numerous irregular pro- 

 tuberances; spores lilac, delicately toarted, 9 — 11 fx diameter. 



Dichjmimn Fuckeliamim, Kost., Mon., p. 161, f. 134; Cooke, 

 Myx. Brit., f.l34; Sacc, Syll., No. 1307. 



On twigs and pine leaves. Germany. 



(Rostafinski's Synonyms.) 



Didymiuin squamulosum, Fckl., Symb. Myc, p. 341, non A. 



et. Sz. (1569). 

 Didymium Fuckelianum, Rost., Fckl., S. M., 2, Nach., p. 73 



(1873). 



Didymium praecox, De Bary. 



Sporangia irregularly hemispherical, wall double, the outer 

 white, strongly rugulose, after maturity breaking away in small 

 colourless patches, covered with minute stellate crystals; inner 

 wall greyish lead-colour, rigid, with small irregular granules of 

 Hme, yellowish flesh-colour after removal of the lime; stem 

 generally short, yelloioish fiesh-colotir, with delicate oblong 

 striations, passing into the iJeridiuvi as an irregularly spherical, 

 often applanate yellowish flesh-coloured p)rolongation ; threads of 

 capillitium very delicate, solid, colourless, or some violet with 

 many irregulaily spherical protuberances below the acute angles 

 of the bifurcations, combined constantly by the branches and 

 transverse threads to form a network ; spores subviolet, mem- 

 brane very rigid, with a few scattered short spines, 8 — 9 /x 

 diameter. 



Didymium praecox, De Bavy, in Rab., Fung. Eur., n. 307 ; 

 Rost., Mon., p. 103 ; Sacc, Syll., 1306. 



Germany. 



Didymium squamulosum, Fr. (figs, 40 — 52). 

 Sporangia subglobose, slightly flattened below, and more or 

 less umbilicate, stipitate or sessile, coat of lime at first consist- 

 incc of a continuous white crust of minute cfrauules, which soon 



