AUSTRALIAN FUNGI. 
275 
Genus 47. LEMBOSIA. Lev. 
Perithecia ovate or elongated, dehiscing by a longitudinal 
fissure, innate on a fibrillose radiating subiculum. Asci subglobose 
or oblong; sporidia bilocular, typically coloured. (Fig.179.) 
1478. Lembosia graphioides. Sacc. <J- Berl. Sacc. Syll 
7376. * 
Perithecia epiphyllous, gregarious, linear-oblong, or furcate 
(■| X ^ m.m.), black; subiculum obsolete. Asci oblong-clavate 
sessile, 40-45x12-14 yu. ; sporidia unequally uniseptate, lower cell 
smallest, 12-14x6 p, pale sooty-brown. 
On leaves of Olea paniculata. Queensland. 
Genus 48. HYSTERIUM. Tode. 
Perithecia superficial or erumpent, oblong or ellipsoid, horny, 
carbonaceous, firm, dehiscing with a longitudinal fissure, with 
swollen lips. Asci clavate or cylindrical ; sporidia oblong or 
elongated, two or many septate, brown or yellowish. 
1479. Hysterium pulicare. Per a. Syn. 98. Sacc. Syll. 5634. 
Perithecia scattered or gregarious, superficial, variable in form, 
mostly oblong or ellipsoid, longitudinally striate, rigid, black, lips 
obtuse, disc linear, black, scarcely dilated (lx£ m.m.). Asci 
clavate ; sporidia oblong, straight or curved, three-septate, brown, 
terminal cells paler, 27-33x8-10 p\ paraphyses filiform. 
On bark. N.S. Wales. (Fig. 180.) 
Genus 49. TRIBLIDIELLA. Sacc. 
Perithecia erumpent, then superficial, subcoriaceous, lips swollen, 
soon widely gaping. Asci eight-spored ; sporidia oblong, two or 
many septate, typically triseptate, then coloured. 
1480. Tryblidiella rufula. Spreng. Sacc. Syll. 5694.= 
Triblidium rufulum. Fries. 
Erumpent, oblong, flexuous, or triangular, even, black, swollen 
lips transversely striate, disc becoming red ; asci elongated, cylin- 
drical ; sporidia oblong, triseptate, scarcely constricted at the septa, 
rufous, then sooty brown, 30-35 x 10 p. 
On bark of trees. Queensland. (Fig. 181.) 
Genus 50. RHYTIDHYSTERIUM. Speg. 
Perithecia elongated, dehiscing with a longitudinal fissure, rather 
swollen lips involute, obtuse, transversoly sulcate ; asci eight 
spored ; sporidia uniseptate and hyaline, then 3 or more septate 
and coloured. 
1481. Rhytidhysterium scortechinii. Sacc. # Berl. Sacc 
Syll. 7382. 
Perithecia scattered, superficial, oblong-elongated, 11-2 x 0 - 6- 
0-7 m.m., subcoriaceous, with a linear, rather broad fissure disc 
red-brown, lips swollen, transversely closely sulcate-striate, blackish; 
asci tapering, 180-200 x 12-14 p\ sporidia oblong, obtuse, 3 
