NEW BRITISH FUNGI. 
99 
width is not increased. The paraphyses are very thick. The pits 
of the pileus half an inch in diameter, and equally deep. The 
stem densely but shortly tomentose. Specimen preserved in the 
Herbarium of the Royal Gardens, Kew. 
Tilletia sphaeirococca, F. de Waldh. Bull. Mosc. 1867 p. 255. 
Mycelium black. Spores globose or obtiise-ovoid ('026-*03 mm.) 
dark brown reticulations of the epispore more prominent than in 
Tilletia caries. — Mem. sur les Ustilag. p. 254. 
In the ovaries of Agrostis pumila. Glen Cluny (F. C. S. 
Roper). 
Entyloma canescens, Sehrdter, Beitr. z. Biol. Pflanzen ii., 372. 
Leafspots (1-3 mm. diam.) at first whitish, then turning brown 
or black. Spores nearly sphEerical (•008-*012 mm. diam.), smooth 
almost colourless, and rather thin-walled. Scottish Naturalist 
Ap. 1884, p. 125 and 181. Protomyces Fergussoni. B. Br. 
Herb. Berk. No. 5247. 
On leaves of Myosotis. New Pitsligo and Aberdeen. 
Entyloma Calendulse, Be Bary, Bot. Zcit. 1874. 
Spores rounded or angular •008-*012 mm. (mostly •Ql-’012 
mm.) with a sporoderm of two membranes, yellowish. Fisch. 
de Waldh. Ustilag. p. 246. Scottish Naturalist Jan.y 1884, 
p. 124. Protomyces Hieracii Berk, in Herb. No. 5248. 
On leaves of Hieracium. Noran woods. 
Doassansia alismatis, Cornu. Ann. 8ci. Nat. (1883) xv., 285. 
Effused, circinating, on both surfaces of the leaves. Sori 
•2--28 mm. diam. x*16-*2 mm. deep. Spores numerous, nearly 
sphgerical (*008 mm. diam.) pale brown, and thin-walled. Cells of 
outer wall brown, and about *02 mm. x *008-*01 mm. Scottish 
Naturalist Ap. 1884,^9. 180. Protomyces macularis Fckl. Symb. 
Myc.p. 75. Tham. Myc. Univ. No. 1417. Protomyces Sagit- 
tarise Fckl. Vize Micr. Fungi. Protomyces Alismatis, Berk, in Herb. 
.^cidium incarceratum. Berk, in Rahh. Fung. Eur. No. 1492. 
Uredo Sagittari». West, and Wall. Herb. Beige. Physoderma 
maculare ( R^a//r.) in Thum. Myc. Univ. No. 1417. 
On leaves of Alisma plantago^ and Sagittaria. 
Oidium pactolinum, Cooke. 
Tenuiter effusum, aiireo-fulvum. Hyphis brevissimis, tenuis, 
vix conspicuis. Conidiis subglobosis, concatenatis, utrinque polo 
primo truncatis, demum (liberis) rotundatis, plasmate aureo, sub- 
granuloso repletis (*01 mm. diam.). 
Forming a thin stratum, as if sprinkled with gold powder. 
Threads so short as scarce to be detected. Conidia in chains of 
from 6 to 10 nearly globose cells, at first longer than broad, and 
truncate at the ends, but at maturity, and when detached, becoming 
globose, with a thin hyaline membrane, and granular golden yellow 
contents. 
On living leaves of Jasminum sambac in stove. Isleworth (G. 
Nicholson). 
