200 MICEOSCOPIC FUNGI. 



Pueeinia Violarum, Lk. Yiolet Beand ; spots yellowish ; 

 sori liypogenous, small, crowded, covered with the epidermis, 

 then surrounded bv it ; spores brown, elliptic or broadly elliptic, 

 slightly constricted. — On Yiolets. Autumn. Common. 



Pueeinia Lyelinidearum, Lk. Lychnis Bhand; spots 

 yellowish; sori subrotund or oblong, unequal, scattered, rarely 

 confluent ; spores white, at length brown, elongated, oblong, 

 slightly constricted.— On leaves and stems of Lychiidce^ Sagina 

 procumhem. Autumn. Common. 



Pueeinia umbiliei, Guep. Penny -woet Beand ; seated on 

 pallid spots ; sori round, convex, compact, at length confluent in 

 large orbicular patches ; spores subglobose, not constricted, shortly 

 pedicellate. — On Cotyledon umbilimis. Penzance, Guernsey, Cor- 

 wen, N. Wales. TF. Pamplin, (Plate lY. flgs. 80, 8L) 



Pueeinia HhodioliB, B. and Br. Stoneceop Beand ; spots 

 orbicular, brown ; sori minute, crowded ; spores shortly pedicel- 

 late, articulations depressed, sometimes spuriously subdivided. 

 — On leaves of Sediim Rhodiola. Summer. Not common. 



Pueeinia Saxifragarum, Schl. Moschatel Beand ; spots 

 obliterated; sori subrotund, scattered, crowded and confluent, 

 when young surrounded by the epidermis; spores red-brown, 

 rather short, oblong, slightly constricted. — On both surfaces of 

 the leaves of Adoxa moscJiatellina. Not uncommon. Summer. 



Pueeinia Clirysosplenii, Grev. Golden-saxifeageBeand; 

 sori of various sizes, few together and confluent, pale brown; 

 spores long, somewhat waved, much attenuated at either ex- 

 tremity; peduncle elongated. — On the under surface of the leaves 

 of Chrysosplemuni oppositifolium. Bare. 



Pueeinia Epilobii, DC. Willow-heeb Beand; spots 

 pale ; sori hypogenous, subrotund, crowded ; epidermis evanescent; 

 spores effuse, cinnamon, broadly elliptic, strongly constricted ; 

 peduncles very short. — On the leaves of Epilohmm palustre. 

 Not common. 



Pueeinia pulverulenta, Grev. Geeat Willow-heeb 

 Beand ; sori hypogenous, dark-brown, scattered or subconfluent, 

 open concentric; spores minute, obovate, slightly constricted, 

 lower cell rather attenuated ; peduncle not very short. — On the 

 leaves of Epilobmm monta?ium and E. hirsutum. August and Sep- 

 tember. Common. (Plate lY. figs. 78, 79.) 



Pueeinia Ciresese, Pers. Nightshade Beand ; spots obli- 

 terated ; sori minute, semiglobose, crowded into subrotund patches, 

 occasionally confluent, generally covered with the epidermis ; 

 spores brown, oblong, often acute, sometimes^ obtuse ; peduncles 

 long, thick. — On the leaves of Circcea hdetiana and C, alpina. 

 Autumn. Not common. 



