AUSTRALIAN FUNGI. 
383 
Genus 33. ISARIA. Pers. 
Stroma vertical, clavate, or branched, everywhere bearing conidia 
from threads or longitudinal thin fibres. Basidia formed from the 
apices of the threads. Conidia minute, globose, or ellipsoid, con- 
tinuous, hyaline. 
1991. Isaria umbrina. Pers. Syn. 689. Sacc. Syll. 2807. 
Clubs without stem, fawn-colour, collected in radiating tufts, 
branches divided, straight, a little dilated at the apex, pulverulent 
everywhere, conidia obovate, umber, 5-6 x 2^-3f p. 
On wood. Victoria. 
1992. Isaria radians. Berk. FI. Tasm. n., 271. Sacc. Syll. 
2828. 
Tufts 18-22 m.rn. broad. Greyish fawn-colour, orbicular, covered 
everywhere with verticillate or dichotomous flocci. Conidia elliptic, 
small, 4-5 p diam. 
On bark. Tasmania. 
1993. Isaria graminiperda. B. <j- Mull. Gard. Chron. 1873, 
1596. Sacc. Syll. 2842. 
Bright orange, gelatinous (£ in. high), slender, sparingly 
branched, closely involved at the base in the matrix from whence 
it grows. Conidia minute, globose. 
On grass ( Lolium ). Victoria. 
var. fuciformis. Berk. Linn. Journ. xm., 175. Sacc. Syll. 
2839. 
Pallid (1 c.m. high), branches acute ; conidia minute, globose. 
On grasses. Queensland. Victoria. 
The latter is hardly a variety, differing in no essentials from 
the type. (Pig. 325.) 
1994. Isaria cicadas. Miq. Ann. Sc. Nat. 1838, p. 378. 
Sacc. Syll. 2841. Variety. 
Seated within, and growing through the joints of the dead 
Cicada. Stroma stout, simple, or confluent, with a shortened 
stem, pallid, pulverulent, conidia minute. 
On Cicada. Victoria. 
1995. Isaria suffruticosa. Cke. <)■ Mass. Grev. xviii., 45. 
Subciespitose, white, 3 c.m. high; stem distinct, simple, smooth, 
or slightly farinose, upwards branched and divided, branches 
slender, interwoven, with lateral branchlets up to the acute tips; 
ultimate threads bearing the conidia singly at the apex of short 
sterigmata, minute, narrowly ellipsoid, 4-5 X If p. 
On hairy caterpillar. New England, Australia. 
