APPENDIX. 217 



confluent ; sporidia ovoid or subglobose, orange. — On leaves of 

 Tropceolum aduncum. Shere. October, 1865. {Dr. Capron.) 



Uredo Alliorum, DC. Garlic Uredo ; spots obliterated; 

 sori linear, oblong, and oval, on both surfaces ; spores ovoid or 

 subglobose, yellow or whitish. — On various species of Allium. 

 Common. 



* * Spores brown. 



Uredo Statices, Desra. Sea-Lavender Uredo; sori few 

 and scattered, orbicular or oval ; spores sessile, globose, brown. — 

 On various species of Statice. 



Uredo Circsese, A. and S. Nightshade Uredo; sori 

 minute, crowded, subrotund, slightly confluent, on the under 

 surface ; spores irregular, ovate, small, ochraceous. — On leaves of 

 Circcea luietiana. June, July. Common. Said to be the conidia 

 of Puccinia Circcea. (Plate VII. figs. 135, 136.) 



Uredo bifrons, Grev. Twin-faced Uredo. On both 

 surfaces of the leaves, often opposite, scattered, round, light- 

 brown, girt with the remains of the epidermis ; spores globose. — 

 On Sorrel-leaves {Rumex acetosa and R. acetosella). July, Sep- 

 1 ember. Common. (Plate VII. figs. 137-139.) 



Coleosporium, Lev. 



Spores cylindrical, septate, some separating at the joints, some 

 of a different nature, persistent. — Berk. Outl., p. 333. 



Coleosporium Tussilaginis, Lev. Coltsfoot Rust ; 

 on the under surface, prominent, crowded, generally forming 

 circles, becoming very confluent ; spores numerous, subovate, 

 orange-vellow. — On Tusnlago Farfara. Summer. Common. 

 (Plate VIII. figs. 180, 181.) 



Coleosporium Petasitis, Lev. Butterbur Rust; on 

 the under surface, minute, depressed, spreading, somewhat ag- 

 gregate, sub-confluent, irregular in form ; spores oval, orange, 

 or orange-red. — On Tussilago Petasites. Autumn. Common. 



Coleosporium pingue, Lev. Tawny-Rose Rust ; spots 

 obliterated ; sori effuse, on the nerves and petioles of the leaves ; 

 spores ovoia, yellowish-brown. — On Roses, &c. 



Coleosporium miniatum, Pers. Orange-Rose Rust ; 



