562 196. Pilobolus. 8. NEMATOMYCEiE. PL cell aph. 
Pilobolus crystallinus. Crystalline spring-mould . 
Thalli transparent, clear ; sporidia black. 
Pilobolus crystal litius, Persoon Obs.myc. 1,76; Syn. 117. 
Mucor urceolatus, Dickson Crypt. 1 , 25 ; Sowerby Fungi , 300. 
Hydrogora crystallina, Wigg. FI. Hols. 111. 
Mucor roridus, Bolton Fungi , 122. 
On dung of various animals. 
G. IsARiADEiE. Thalli 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, FI. Dan. 741. 
Clavaria Puccinia, Batsch Fungi t 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. Clul-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 clul-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 larvae and pupse of lepidopterous insects. 
2. Isaria crassa. Thick clul-tuft. 
Stroma not branched, thick, rather conical ; pedicel! 
distinct, bald. 
Isaria crassa, Persoon Syn. C87. 
On chrysalides covered with earth. 
