NEW CEYLON FUNGI. 301 



and soft, then coriaceous, pale ochraceous with a pinkish 

 tinge, \^'ith broad ochraceous zones, minutely tomentose, and 

 radiately fasciato-rugose ; thin, internally white ; margin thin, 

 entire, incurved when dry. Hynienial surface pale ochraceous, 

 teeth up to 4 mm. long, triangular, flattened. Spores not seen. 



Parasitic on tea {Thea, sp.) entering through the pruned 

 main stem, and killing the branches as it proceeds doAMiwards. 

 The diseased wood is yellow. Uda Pussellawa, Ceylon. 



Exobasidium cinnamomi, Fetch, n. sp. — On Cinnamomum 

 zeylanicum, Bl., and Cinnamomum cassia, Bl., Peradeniya. 

 Causing outgrowths, up to 8 cm. long and 1 cm. thick, slightly 

 flattened laterally, sometimes longitudinally ridged, square or 

 triangular in cross-section, with short (conical branches here 

 and there hke a stag's horn, rough, parenchymatous, pale 

 brown at first, finally covered with a white bloom, arranged 

 in lines along the branches, or in clusters up to 15 cm. diameter 

 on the main stem. 



Basidia 25 /^ long, 13 ^^ diameter, ovate and rounded at the 

 apex, or cylindric and truncate, 4-spored ; spores white, oval, 

 minutely spinulose, 5-6 x 3-4 fi 



Exobasidium zeylanicum, Petch, n. ap. — Causing galls on the 

 under surface of the leaf of Rhododendron arbor eum, Sm. 

 Hakgala, Ceylon. 



Galls spherical, up to 3*5 cm. diameter, on the under surface 

 of the leaf, attached by a narrow base, soft, constantly white 

 or greenish white, then covered with a white bloom. Spores 

 cylindric, straight or slightly curved, 10-15 x 2-3-5 /i, white. 



Apparently differs from the species recorded on other species 

 of Rhododendron in the colour of the gall and the size of the 



spores. 



Uredineae. 



Melampsora acalyphce, Petch, n. sp. — Sori irregularly circular, 

 or elongated and curved, surrounded by the torn epidermis, 

 encirchng small black spots on the lower surface of the leaf, 

 the upper surface marked "w-ith corresponding black spots with 

 a white centre. Uredospores pale brouTi in mass, almost 

 hyaline when magnified, pyriform or subglobose, verrucose, 

 27-34 X 24-28 f^- mixed \nth immature (?) teleutospores, 

 dark gray, oblong, curved or straight, 40-50 x 10-14 fi' 



