OF SOUTH AUSTRALIA. 
285 
ecliinulatioiis, wliioh are about 0.5 ft long, episporo about 1 tliiek. — Ouimingliam. 
Soutli Australia — Mount Lofty. Victoria. Xew South Wales. April, June, 
July. 
451. Octaviania glabra (Rodw. ) Gunn. {1j. , glaher, smooth). — Plants irregularly 
globose, subglobose or subturlunate, 8 to lin. (15 to 25 mm.) diameter, exteriorly 
oohraceous or cinnamon brown, smooth, firm, and much wrinkled. Peridium SO 
to 125 fi thick, of woven gelatinized hyphae. Gleba ochraceious or pallid cream- 
coloured, cells empty, subglobose, somewhat tortuous, 2 to 3 to 1 mm.: tramal 
plates 50 to 70 g tliick, of gelatini7;cd woven hyphae, sciissile; sterile base present 
or absent: basi<lia 4-spored. Spores globose or subglobose, (i to 8.5 g (including 
reticulations), hyaline, finely but obscurely reticulated, reticulations appearing 
as vague irregular broken lines, about 0.5 g tall. — ^thinningham. South Australia 
— Mount Lofty, Xational Park, Willunga Hill, Mount Compass, Lueounter Bay, 
Second Valley Forest Reserve. Tasmania. April, May, June, August. 
452. Octaviania brisbanensis (Berk, et Br.) Gunn. (Brislanensis, belonging to 
Brisljane). — Plants subglobose or irregular, 8 to lin. (5 to 25 mm.) diameter, 
pallid ocluaeeous, tawny or often rcddish-bi'own, smooth, but much wrinkled when 
dried. Peridium !S0 to 120 g thick, composed of hyaline, loosely woven, ]>artly 
gelatinized hy])liae, darker in colour peripherally, sometimes with kietiferous 
ducts. Gleba pallid cream colour, yellowish or ochraceous, cells empty, sub- 
globose or slightly labyrinthiform, 3 or 4 to 1 nun.; sometimes with a distinct 
sterile base; tramal plates 50 to 100 g thick, of woven non-gelatinized hyphae; 
scissile at the gussets, sometimes lactiferous ; basicTia 2 or 4-spored. iSporcB 
hyaline, globose, 0.5 to 8 in diameter (including reticulations), definitely and 
plainly reticulated, wings about 0.75 to 1 /u. tall. — Gunninghani. South Australia 
— Mount Lofty, Stirling West, Belair, Tweedvale, Warren Reservoir. Queens- 
land. New South Wales. Tasnuinia. May, June, July, October. 
453. Octaviania pallida (Mass, et Rodw.) Gunn. (L., pallidus, pallid). — Plants 
subglobose, white, becoming ochraceous, i to 1.1 in. (1.2 to 3 cm.) diameter. 
Peridium 75 to 150 g thick, sometimes almost wanting, of partly gelatinized, 
sometimes p)seudopareuchymatous, woven hyphae, tinted. G'leba white, becoming 
ochraceous, cells subglobose, 1 to 2 to 1 mm.,; empty of spores; sterile base 
absent: tramal plates 80 to 100 g thick, pseudoparenchymatous, scissile, especi- 
ally at the g'ussets; basidia 4-s]>orcd. Spores globose, hyaline, 10 to 12 g 
diameter (including spines), shortly pedicellate, covere<l with densely packed, 
hyaline, finger-like processes which attain a length of 3 g. — Gunninghani. South 
Australia — National Park, Mount Lofty. Tasmania. June. 
454. Octaviania striata Gunn. (L., striatus, striated). — Plants irregularly glo- 
bose or pyriform, § to lin. (15 to 25 mm.) diameter, exteriorly reddish-brown and 
dull, smooth but wrinkled when dry. Peridium compact, (iO to 110 g thick, of strongly 
gelatinized, densely woven hyphae. Gleba ochraceous when dry, firm, cells some- 
what elliptical or slightly labyrinthiform, empty, variable in size, 2 to 4 to 1 mm., 
larger below; sterile base present or absent; tramal plates (55 to' 75 ;/j. thick, 
of densely woven gelatinized hyphae, firm, not scissile; basidia 4-spored. S])ores 
globose, liyaline, S to 10 fj. (including reticulations), sliortly pedicellate, strongly 
reticulated, wings to 1.5 g tall, iirranged in the form of striae. — Gunningliam. 
South Australia — Mount Lofty. New South Wales. May, June. 
Octaviania levispora Rodw. (Tasm.) ; 0. Clelandi (Rodw.) Gunn. (Tasm.) ; 0. 
Hinshyi (Rodw.) Gunn. (Tasm.); 0. seminuda ( Massee et Rodw.) Gunn. 
(Tasm.); 0. flava (Rodw.) Gunn. (Tasm.); 0. tasmcniim. (Kalchb.) Gunn. 
(Tasm., N.Z.) ; and 0. denm (Rodw.) Gunn. (Tasm.) — have not yet been 
reeord('d for S('utli Australia. 
Sectiox IV. — Peridium rvith radicate strands, traversed by a definite dendrohl 
columella; spores globose, verruoose. 
HYDNANGroM Wallroth. (Syn. ARCANGELIELLA Gav.) 
(Gr., hydnon, a truffle; angeion, a vessel.) 
Plants subglobose or pyriform, attached by radicate strands. Peridium simple, 
often reiluced, of woven' gelatinized hyphae. Gleba of permanent tramal plates 
anastomosed to enclose labyrinthiform cavities, lineil with a permanent palisade 
