588 



MUCEDINES. 



Gen. 226. ASPERGILLUS, Mich. 



Threads erect, articulate, crowned with a 

 globose head, producing necklaces of spores. 

 Berlc.Outl.p. 2>il . {Fig. 2G1.) 



1757. Aspergillus glaucus. Zk. "Blue 



Mould." 



Sterile flocci effused, white ; fertile threads 



simple, their apices capitate ; sporidia rather 



loosely packed, at length glaucous. — Berk. 



Fig. 261. exs.no. 208. Eng. Fl. Y.p. 339. Mucor.glau- 



cus. Sow. t. 378,/. 9. Corda. St. t. 7. Mucor. aspergillus. Bull. t. 



504,/ 10. 



On various decaying substances, as lard, bread, cheese, &c. 

 Very common. Variable in colour. [United States.] 



" Flocci indistinctly articulate when fresh ; head covered with a sub- 

 pellucid grumous substance, on which are seated the globose sporidia ar- 

 ranged in radiating moniliform threads." — M. J, B. {F^g- 261.) 



1758. Aspergillus dubius. Corda, " Doubtful Aspergillus." 



Tufts minute, white ; stem simple, straight, pellucid; capi- 

 tulum globose, white, covered with linear, clavate sporophores, 

 which bear the chains of obovate, unequal, colourless spores. — 

 Corda. ii. t. 4,/. 77. B. ^\ Br. Ann. N.H. no. 520. 



On rabbit's dung. Nov. King's Cliffe. 



In this very curious species the head is covered with linear processes, each 

 of which is surmounted by four sterigmata, on which are developed the 

 chains of spores. — M. J. B. 



1759. Aspergillus candidus. Lh. " White Aspergillus." 



Sterile flocci effused, white ; fertile threads simple, thickened 

 at their apices ; sporidia compact, white. — Berk. Eng. Fl. v. p. 

 339. Chev. t iv./. 17. Fr. S.M. in. p. 385. 



On various decaying substances. Common. 



Smaller than Aspergillus glaucusy with a stiffer habit and raore compact 

 sporidia. 



1760. Aspergillus roseus. Lk. " Pink Aspergillus." 



Mycelium thin ; fertile flocci simple ; sporidia globose, rose- 

 red. — Berk. Eng. Fl. v. p. 340. Batsch.f. 58. 



