APPENDIX. 201 



Xenodochtts, Schl. 



Spores multiseptate, monilifortn, breaking up into mai.j distinct 

 articulations. — Berk. Ontl., p. 328. 



Xenodoolius carbonarius, Schl. Buknet Chain-Brand ; 

 scattered, in small tufts, hypogenous ; spores curved or straight, 

 composed of from 5 to 15 articulations ; obtuse at one extremity, 

 slightly attenuate on the other. — On Burnet. Very rare. (Plate 

 III. fig. 29.) 



Xenodochus curtus, 0. Shout Chain-Brand ; scattered, 

 in very small tufts ; spores abbreviated, obtuse, broad, of from 

 4 to 8 articulations ; on leaves of Valeriana officinalis (?). — Near 

 Manchester (T. Srittaiii), only been found once. 



Pheagmidium, Fr. 



Spores cylindrical, multiseptate, scarcely moniliform, borne on 

 a long peduncle. — Berh. Outl., p. 329. 



Phragmidium. mucronatum, Er. Eosb Bkand ; hypo- 

 genous, scattered over the leaves in minute tufts ; spores 5 to 

 7-septate, terminal joint mucronate; peduncles incrassated below, 

 fusiform. — On leaves of various Roses. Autumn. Frequent. 

 The Uredo spores of this species are those of Lecythea Baste. 

 (Plate III. fig. 38.) 



Phragrtiidmni acuminatum, Fr. Buknet Bkand; hypo- 

 genous, scattered in minute tufts ; spores multiseptate, terminal 

 joint acuminate : peduncles equal. — On Burnet leaves. July. 

 Common. The Uredo spores of this species are Lecyfhea Poierii. 

 (Plate HI. Bg. 32.) 



Phragmidium bulbosum, Fr. Bramble Brand ; hypo- 

 genous, with a dull red stain on the upper surface ; spores in 

 large tufts, 4-septate, terminal joint apiculate ; peduncles incras- 

 sated, and bulbous at the base.— On Bramble leaves. Autumn. 

 Very common. The Uredo spores of this species are Lecythea 

 Buborum. (Plate HI. fig. 41.) 



Phragmidium gracile, Berk. BASPBERRr Brand ; hypo- 

 genous, scattered, in small tufts ; spores 7 to 9-septate, the 

 terminal joint apiculate; peduncles slender. — On Raspberry leaves. 

 Autumn. The Uredo spores of this species are Lecythea gyrosa. 

 (Plate III. fig. 43.) 



Phragmidium obtusatum, Fr. Strawberry Brand; 



