APPENDIX. 195 



.SiCidium Epilobii, DC. "Willow-herb Clitstee-Cups ; 

 spots obliterated ; peridia scattered, at length OTal, wider above ; 

 spores orange, at length brown. — On the tinder side of leaves of' 

 Epilobiam montanam, B. hirsutum and E. pal-ustre, rarely on the 

 upper. Common. June to August. Said to be a state of 

 Puccinia Fpilobii. 



.Slcidiniu Thesil, Desv. Bastard-Toadelax Clusters 

 Cnps; spots obliterated; peridia scattered or biseriate: short, 

 cylindrical, margin irregularly toothed, erect ; spores yellowish, 

 then dingy. — On Thesium humifusum. Downs near Winchester. 

 July, 1864. Chipstead, Surrey, Oct. 14, 1864. (Plate III. figs. 

 50, 51.) Said to be a state of Puccinia Thesii. 



McidYOia. depauperans, Vize. Scattebed - Violet 

 Clusieb-Cups ; spots none, peridia scattered, at Brst round, 

 becoming elongated, parallel with the length of the stem ; spores 

 yellow. — On Viola eornuta. 



.SjCidium Soldanellse, Homsch. Soldanella Cltjstek- 

 Cups ; spots obliterated ; peridia solitary, scattered over the 

 inferior surface; spores orange. — On the under surface of the 

 leaves of Soldanella alpina. 



^cidium Tragopogonis, Pers. Goatsbeard Clitstek- 

 Cups ; spots obliterated ; peridia scattered, torn, wider above ; 

 spores orange, at length black. — On stems, leaves, and involucres 

 of common Goatsbeard. Very common. May to June. Said to 

 be a state of Puccinia Tragopogonis. (Plate I. figs. 1-3.) 



.aieidiiiin Eupliorbise, Pers. Spurge Cluster- Cups ; 

 spots obliterated, leaf thickened ; peridia scattered or crowded, 

 distinct ; spores orange. — On the under surface of the leaves of 

 Spurge. Common. May to June. Said to be a condition of 



Sect. U. Peridia in tufts or clusters. 



.^cidium Berberidis, Pers. Berberry Cluster-Cups ; 

 spots roundish, bright red ; subiculum thickened ; peridia in 

 subrotund or oval patches, often elongated : spores orange. — On 

 leaves, peduncles, and fruit of the common Berberry. Common. 

 May to July. Said to be a state of Puccinia graminis. (Plate 1. 

 figs. 7-9.) 



^cidiuia Thaliotri, Grev. Meadow- Rue Clustei -Cups; 

 collected in roundish clusters ; peridia oblong ; spores 'bright 

 orange.— On Thalictrum alpinum. Not uncommon in Scotland. 

 o 2 



