232 MICEOSCOPIC FUNGI. 



mass of spores clear yellow-brovrn ; clusters globose or OToid, 

 composed of from 2 to 8 spores ; spores globose, flattened at the 

 united surfaces, yellow-brown; epispore spinulose. — On Calystegia 

 Soldanella, C. sepitim, and other species. 



TJeocystis, iSffliA. 



Masses of spores containing coloured spores in the centre, 

 surrounded by hyaline spores in the periphery ; epispore 

 smooth. 



TTrocystis Golchici, Tul. MEADOw-SAri'RON Smut ; sori 

 elongated, bursting irregularly ; spores smooth or slightly papil- 

 lose. — On leaves of Meadow Saffron. Not common. 



Urocystis pompholygodeSj L6t. Buttercup Smut 

 sori varied in form, bullate; epidermis inflated, at first entire, then 

 bursting irregularly, its remains surrounding the clusters ; spores 

 copious, subglobose, black, opaque or pellucid. — On Banunculas 

 repens and other Bananculacene. Summer. Very common. (Plate 

 IX. figs. 183, 184 ) 



XJrooystis parallela, B. and Br. Eye Smut ; sori very 

 long, linear ; epidermis bursting longitudinally ; spores globose, 

 with several projecting nodules, dark brown. — On culms and 

 sheaths of B,ye and on the leaves of Carices. (Plate IX. figs. 

 187, 188.) 



TTrocystis Violse, B. and Br. Violet Smut ; sori scat- 

 tered, elongated, on both surfaces of the leaves and petioles ; 

 spores more or less globose, consisting of several cells surronndeU 

 by a common irregular crust. — On leaves and petioles of \riolet3. 

 August. Common. (Plate IX. figs. 185, 186.) 



TTrocystis sorosporioidesj Kcem. Meadow-rub Smut ; 

 mass of spores black, in the form ot pustules; glomerules rounded, 

 oblong oval, obtuse-ovoid, composed of 8 or more central spores, 

 dark-yellow, almost opaque ; cells of the periphery numerous, 

 large, clear olive-brown. — On leaves of Thalictrum minus. 



TTrocystis Gladioli, Sm. Gladiolus Smut ; sori obli- 

 terated, or effused; glomerules large, rounded, consisting of 3 

 to 6 inner brown cells, and a larger indefinite number of nearly 

 transparent outer cells ; both series fertile. — Within corms of 

 Oladiolus. 



