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branches, bright cinnamon, at length powdery ; teleutospores 
spheroid, depressed, on long pedicels, cinnamon, 20-24 x 18-20 /x, 
thickly channelled and striate, margin crenulate, pedicels rod-like, 
densely fasciculate, 40-60 x 3-5 fx, hyaline. 
On living branches of Acacia salicina. Victoria. 
1740. Uromyces microtidis. Che. Grev. xiv., 12. Sacc. 
Syll. 2066. 
On both surfaces. Sori gregarious, rather hemispherical, dark 
brown, girt by the epidermis ; teleutospores oval, rough with 
warts, with a hyaline apiculus at the apex, brown, 30x16 jx, in- 
cluding the apiculus, on very short deciduous peduncles. 
On leaves of Microtis pornfolia. N. 8. Wales. 
1741. Uromyces orchidearum. Che. Mass. Grev. xvi., 74. 
Sacc. Syll. 2071. 
Epiphyllous, crumpent. Sori bullate, at length erumpent, 
brown ; teleutospores subglobose, on long pedicels, bright brown, 
apiculate at the apex, 40 x 30 fi ; epispore thick, hyaline, pedicels 
rather thick, twice as long as the spore, attenuated downwards. 
On leaves of Chiloglottis diphylla. N. 8. Wales. 
1742. Uromyces puccinioides. Berk, (j- Mull. Linn. Journ. 
xm., 173. Sacc. Syll. 2100. 
•ZFlcidia aggregate, on brown orbicular spots, opposite ; pseudo- 
peridia scattered, not circinate, margin short ; recidiospores orange. 
(AEcidium Goodeniacearum, Berk.) Sori bullate ; teleutospores 
brown, apiculate, sometimes with the apex, oblique or dentate, 
pedicellate. 
On Goodenia and Selliera. Victoria. S. Australia. Kang 
Island. 
Genus 12. MELAMPSORA. Cast. 
Spermogones forming a minute orbicular, flattened stratum. 
iEcidia destitute of a pseudoperidium ; secidiospores in chains ; 
uredospores solitary at the apices of sterigmata, aculeolate, 
included in more or less developed pseudoperidia ; teleutospores 
one-celled, obovate, wedge-shaped, intercellular, coalescing in a 
plane, firm black, or dark brown stratum. Sporidia globulose, 
yellow, then orange. 
1743. Melampsora lini. Tul. Ann. Sci. Nat. 1854. Sacc. 
Syll. 2107. 
Uredospore sori scattered, covered with a deciduous pseudo- 
peridium, rounded, orange, minute ; uredospores subsphairoid or 
obovoid, pedicellate, echinulate, 15-24 x 14-18 p, orange yellow ; 
paraphyses curved, apex thickened in a sphseroid or ovoid manner, 
17-20 y. thick; teleutospore sori flattened, at first red-brown, 
then nearly black ; teleutospores densely crowded beneath the 
epidermis, cylindrically prismatic, 45-60 X 17-20 /x. 
On leaves of Linum marginale. S. Australia. Victoria. 
N.S. Wales. Hume River. 
