AUSTRALIAN FUNGI. 
215 
1193. Clathrus gracilis. Schl. Linn. 1861, p. 166. Sacc. 
Syll. vii., 58.= lleodictyon gracile., Berk. Hook. Journ. 
1845, p. 69, t. 2, /. 8. 
Yolva globose, splitting into about four lobes, furnished at the 
base with a few fibrous roots (about If in. diam.). Receptacle 
ovoid, white interstices obscurely hexagonal, branches thin, 
flattened (£-1 line), smooth, internally covered entirely by the 
hymenium. Spores minute, oblong-elliptical. 
On the ground. W. Australia. Victoria. N.S. Wales. Tasmania. 
1194. Clathrus albidus. Lothar Becker. Sacc. Syll. vii., 
61. 
About 5 c.m. high, branches of receptacle (18 m.m. long) ex- 
ternally, with a broad channel, white, then yellowish. 
On the ground. Victoria. 
1195. Clathrus cibarius. Fischer in Sacc. Syll. p. 20.= 
Ileodictyon cibarium., Tul. Ann. Sci. Nat. 1844, p. 114. 
Corda Icon, vi., 26.=Clathrus Tepperianus., Ludw. Bot. 
Centr. 1890, p. 5. 
Receptacle spherical or ovoid (6-8 in. diam.), white, altogether 
more robust than in C. gracilis , interstices broad ; branches (f-1 
c.m. thick) even or a little tuberculose. 
On the ground. Victoria. Queensland. Hathaway Range. 
Mount Dromedary. (Pig. 100.) 
1196. Clathrus crispus. Turp. Diet. Sci. Nat. Sacc. Syll. 
vi., 60. 
Receptacle sphterical or obovate, lf-3 in. high, cinnabar-red or 
salmon-colour, interstices rounded or oval ; margin transversely 
rugose, the largest in the middle and below, the smallest at the 
top of the receptacle. 
On sandy soil. Queensland. 
Differs from the other species in the rounded interstices. 
Genus 5. COI.US. Cav. Sec. Ann. Sci. Nat. 1835, p. 251. 
Receptacle clathrate in the upper portion, which includes the 
sporiferous pulp, stipitate below. The clathrate part with all the 
interstices vertically elongated, or the lower elongated and the 
upper small and polygonal. 
1197. Colus hirudinosus. C. 4' S. Ann. Sci. Nat. 1835, t. 8, 
/. 1-5. Sacc. Syll. vii., 62. 
Receptacle fusiform, white, turning red at the apex. Stem 
obconical, running above in a straight line into the clathrate part, 
the clathrate part consisting of 7-9 thick, nearly equal vertical 
branches, hollow within, forming quadrilateral interstices, joined 
at the apex, and forming a few small polygonal areolfe, branches 
below, externally of the structure of the stem, internally rugose, 
upwards (forming the apical areola:) somewhat quadrilateral, 
sulcate on the back, everywhere minutely rugulose. 
On the ground. W. Australia. (Fig. 101.) 
