Pl.cell.aph. 7. PROTOMYCE. 157. Diceeoma. 543 
Puccinia polygoni aviculariz, Persoon Syn, 227. 
Puccinia aviculariz, De Cand. Syn. 45. 
On the stem and leaves of knotgrass. 
8. Diceoma adore. Moscatell diceome. 
Sporidia oblong, blunt; pedicells short; tufts brown, 
irregularly confluent. 
Puccinia adoxe, De Cand. Syn. 45. 
On the stem and leaves of tuberous moscatell. 
9. Diceoma lbuxi. Boxtree diceome. 
Sporidia oblong, lanceolate, cells rather acute; pedicells 
long; tufts black, orbicular, convex. 
Puccinia buxi, Sowerby Fungi, 439. 
On box-leaves. 
VIII. 158. PUCCINIA. Micheli. Puccini. 
Sporidia cylindrical, many-celled, pedicelled, free, upon 
the epidermis of living plants. 
1. Puccinia rose. Rose puccini. 
Sporidia cylindrical, 3 to 5-celled, pointed ; pedicells 
white, threadlike, thicker at the bottom; tufts black, rather 
powdery. 
Ascophora disciflora, Zode Meckl. 3, 26. 
Puccinia mucronata, Persoon Syn. 230, 
Puccinia rose, De Cand. Syn. 44. 
On the lower face of rose-leaves. 
2. Puccinia rubi. Bramble puccini. 
Sporidia cylindrical, 3 to 5-celled, bluntly pointed; pe- 
dicells white, threadlike, thicker at the bottom; ¢ufts black, 
rather powdery. 
- Ascophora disciflora 8, Z'ode Meckl. 3, 27. 
Puccinia mucronata 2, Persoon Syn, 230. 
Puccinia rubi, De Cand. Syn, 44; Sowerby Fungi, 400, 9. 
On the lower face of the leaves of blackberry bushes. 
3. Puccinia potentille. Cinquefoil puccini. 
Sporidia cylindrical, 4-celled, blunt; pedicells white, 
threadlike; tufts black, compact. 
Puccinia potentille, Persoon Syn, 229, 
On dry leaves of vernal cinquefoil. 
