BRIAREA. 303 



Penicillium coffeicolor. B. & Br. 



Broadly effused, umber ; fertile hyphae short, thick, 

 conidia in short chains, subglobose or irregular, 12-13 p. 

 diam., translucent, tinged with brown. 



Penicillium coffeicolor, B. & Br., Ann. Nat. Hist., n. 1614; 

 Sacc., Syll., n. 403. 



Forming a felt on Pasteur's solution. Possibly an abnormal 

 aquatic condition of some species. 



**** Beddish or rose-colour. 



Penicillium roseum. Link. 



Sterile hyphae very delicate, creeping, white, forming a 

 very thin cobweb-like film on the matrix ; fertile hyphae 

 erect, sparingly penicillately branched at the apex ; conidia 

 in persistent, short chains, rose-colour, globose, 3 /JL diam. 



Penicillium roseum, Link, Obs., ii. p. 37 ; Sacc., Syll., n. 405. 



On dry potato stems. 



A coremioid form of the present species has been described. 



BRIAEEA. Corda. (fig. 22, p. 313.) 



Mycelium creeping; fertile hyphae erect, unbranched; 

 chains of conidia springing directly from the tip of the fertile 

 branch, which is not inflated, nor furnished with conidia- 

 bearing branchlets. 



Briarea, Corda, in Sturm, D. C. Fl. France, ii. p. 11 ; 

 Sacc., SylL, iv. p. 85. 



Distinguished from Aspergillus by the absence of an in- 

 flated head, and from Penicillium by the absence of branchlets 

 that bear the conidia. 



Briarea elegans. Corda. (fig. 22, p. 313.) 



Mycelium creeping, fertile branches erect, simple, con- 

 stricted at the septa; chains of conidia loosely spreading 

 and springing directly from the apex of the primary erect 

 branch ; conidia subglobose. 



Briarea clegans, Sturm., Deutschl. Cr. FL, p. 11, f. 6; 

 Sacc., Syll., iv. n. 412. 



Forming grey, scattered or gregarious patches on decaying 

 grass, leather, wood, &c. 



