206 



TJredo Proteaceae, Crasstdaceae, Leguminosae. 





PROTEACEAE. 



Hakea. 



156. Uredo angiosperma Thuem. 



Thuemen, Symb. Myc. Austr. IV., No. 95 ("1880). 

 Cooke, Handb. Austr. Fung., p. 343 (1892). 

 Sacc. Syll. VII., p. 840 (1888). 



II. Sori on both surfaces, large, commonly disposed about a circle, 



covered by the splitting, torn, and elevated epidermis, powdery, 



brown. 



Uredospores oval or ellipsoid, rounded at the apex, somewhat 



narrowed at the base, 45 x 30 n ; epispore smooth, pale brownish, 



5-7 ju thick. 

 On living leaves of Hakea sp. 



West Australia Oct., 1877 (F. v. Mueller) (Thumen 2 ). 

 Specimen not seen. 



CRASSULACEAE. 



Tillaea. 



157. Uredo tillaeae McAlp. 



McAlpine, Agr. Gaz. N.S.W. VL, p. 757 (1895). 

 Sacc. Syll. XIV., p. 390 (1899). 

 II. Sori hypophyllous, minute, round to oval, sometimes confluent. 



Uredospores variable in size and shape, usually globose or some- 

 what oval, smooth, orange-yellow, about 19 ^t diam. or 20 x 16 p. 

 On leaves of Tillaea sieberiana Schult. 



Victoria Studley Park, near Melbourne (Barnard). 



LEGUMINOSAE. 



Bossiaea. 



158. Uredo bossiaeae McAlp. 



II. Uredosori on both surfaces of leaves but mostly on under, chocolate 

 brown, erumpent, surrounded by ruptured epidermis, compact, 

 scattered or aggregated, sub-globose, 1-1J mm. diam. 



Uredospores elliptic, finely echinulate, golden-brown, epispore 

 about 3 p thick, 24-31 x 17-21 /x. 



On leaves of Bossiaea prostrata R. Br. 



Tasmania Hobart, April, 1893 (Rodway). 



An Aecidium has been found on species of Bossiaea in West Australia, 

 Victoria, New South Wales, and Tasmania, but there is no evidence to con- 

 nect it with this form. It is also noteworthy that a Cronartium is found on 

 species of Bossiaea. 



(Plate XXVIII., Fig. 246.) 



Cassia. 



159. Uredo pallidula Cke. and Mass. 



Cooke and Massee, Grev. XXII, p. 37 (1893). 

 Sacc. Syll. XI., p. 222 (1895). 



II. Sori pallid, convex, gregarious, splitting irregularly and then girt by 

 the ruptured epidermis, on both surfaces. 



Uredospores pulverulent, tawny in the mass, pale-yellow by 

 transmitted light, elliptical to ovoid, finely echinulate, 16-19 X 

 12-13 ji. 



