862 196. Pilobolus. 8. NEMATOMYCE. Pi. cell. aph. 
Pilobolus crystallinus. Crystalline spring-mould. 
Thalli transparent, clear ; sporidia black. 
Pilobolus crystallinus, Persoon Obs. myc. 1,76; Syn. 117, 
Mucor urceolatus, Dickson Crypt. 1,25; Sowerby Fungi, 300. 
Hydrogora crystallina, Wigg. Fl. Hols, 111. 
Mucor roridus, Bolion Fungi, 122. 
On dung of various animals. 
G. IsartapEm. Thallz tubular, united at bottom into a 
stroma, free at the tip; sporidia scattered in the flocklike 
heads. 
XXXI. 197. CERATIUM. Link. Plaited-tuft. 
Thalli not branched, united at bottom into a stroma; 
stroma _membranaceous, plaited ; sporidia globular, inter- 
spersed, fugacious. 
Ceratium hydnoides. Hydnumlike plaited-tuft. 
Stroma white, oblique, branched; branches short, obtuse. 
Puccinia byssoides, Gmelin Syst. Nat. 2, 1462, 
Byssus fruticolosa, Fl. Dan. 741. 
Clavaria Puccinia, Batsch Fungi, 49. 
Isaria mucida, Persoon Syn. 688, 
Ceratium hydnoides, Link in Berl. Mag. 3. 
On rotten wood, especially fir; summer and autumn. 
XXXII. 198. ISARIA, Persoon. Club-tuft. 
Thalli branched, united at bottom into a stroma; stroma 
long, fleshy, clubshape, sometimes branched; sporidia glo- 
bular, white, softish, interspersed. 
1. Isaria velutipes. Velvet-footed club-tuft. 
Stroma simple, clubbed at the top; tips of the thalli 
snow-white. 
Isaria velutipes, Link in Berl. Mag. 3, 20. 
Isaria velutina, Esenbeck Syst. 2, 23. 
On the larvee and pupz of lepidopterous insects. 
2. Isaria crassa. Thick club-tuft. 
Stroma not branched, thick, rather conical; pedicell 
distinct, bald. 
Isaria crassa, Persoon Syn. 687. 
On chrysalides covered with earth. 
