AUSTRALIAN FUNGI. 
349 
1827. Phoma plagia. Cooke <J- Mass. Grev. xvn., 55. 
Spots determinate, glaucous, elliptic or confluent, margin cir- 
cumscribed by a distinct line ; perithecia very minute, black, 
emergent ; sporules elliptic, binucleate, hyaline, 8-9 X 5 p. 
On palm leaves. Queensland. (Fig. 273.) 
** On Monocotyledons. 
1828. Phoma alliicola. Sacc. Syll. m., 940. 
Perithecia gregarious, epidermis falling away and then super- 
ficial, sphasrical, black, very small (scarcely 130 p diam.), obtuse, 
pierced at the apex ; sporules oblong, biguttulate, 4-5 X 2-2^ p, 
hyaline. 
On scapes of A Ilium. Victoria. 
1829. Phoma cordylines. Thum. Sacc. Syll. in. 
Perithecia numerous, densely gregarious, on the under surface, 
a long time covered, pustular, then free, pierced at the apex with 
a central pore, quite black ; sporules long, elliptic, rounded at the 
ends, nucleate or grumous, continuous, hyaline, 13-15x6-8 p; 
basidia fasciculate, short, nearly straight, hyaline. 
On dead leaves of Cordyline australis. Queensland. 
1830. Phoma graminis. West in Kickx. FI. Fland. 441. 
Sacc. Syll. 998. 
Perithecia globose or angular, black, disposed in series, and 
forming elongated pustules, rugulose, dark-grey ; ostiolum 
papillate ; sporules ovoid, 1-2 guttulate, hyaline, expelled when 
moist in tendrils. 
On grass culms. Queensland. 
1831. Phoma nitida. Fob. in Desm. Exs. Sacc. Syll. 997. 
Epiphyllous, scattered, minute, shining ; perithecia hemis- 
pherical, white within, covered by the epidermis, which splits 
longitudinally ; ostiola papillate ; sporules rather ovoid, 5 p long. 
On grass. Victoria. 
*** On Acotyledons. 
1832. Phoma portentosa. Cooke tf Mass. Grev. xvi., 2.. 
Scattered ; perithecia innate, covered by the blackened cuticle, 
variable, papillate, black, shining ; sporules cylindrical, obtuse at 
the ends, continuous, hyaline, 8 X 2 p. 
On pileus of Polyporus portentosus. Victoria. 
Genus 3. APOSPHJERIA. Berk. 
Perithecia rather carbonaceous, superficial, or with the base 
buried in the matrix ; sporules continuous, hyaline. 
1833. Aposphaeria leptospermi. Cke. Grev. x ix., 91. 
Perithecia scattered, erumpent, then superficial, minute, black, 
papillate, white within ; sporules minute, oval, hyaline, 3 X 1 p. 
On bark of Leptospermum. Victoria. (Fig. 365.) 
