BRITISH PYRENOMYCETES. 
117 
Sub.-Gen. 6. Calosphaeria, Tul. Perithecia nearly free beneath 
the loosened epidermis. 
a. Eu-calosph^jria. Perithecia rostellate. 
V. pulchella, P., Sacc. Syll. 391 ; Hdbk. 2481. 
On cherry bark. Wey bridge, Albury, Ringstead, Bristol. 
Y. pusilla, Wahl., Sacc. Syll. 393. 
On bark. Batheaston. 
y. dryina, Curr ., Sacc. Syll. 397 ; Hdbk. 2469. 
On oak. Weybridge, N. Wootton. 
b. Erostella. Perithecia not rostrate. 
y. vibratilis, Fr., Sacc. Syll. 411. 
On dead branches. Andley End ; Essex, Norths. 
B. Sporidia ovate or fusiform, or rod-like, 
Sub.-Gen. 7. Cryptosporella, Sacc. Sporidia ovate or fusiform. 
y. hypodermia, Fr., Sacc. Syll. 1801 ; Hdbk. 2483. 
(3n elm branches. Kidbrooke, Batheaston, Terrington, &c. 
y. aurea, Fckl., Sacc. Syll. 1803 ; Hdbk. 2474 (= amygdalina, 
Cke.). 
On hornbeam. Hampstead. 
y. platanigera, B. fy Br., Sacc. Syll. 1817 ; Hdbk . 2477. 
On plane. Leicestershire. 
Sub.-Gen. 8. Cryptospora, Tul. Sporidia cylindrical or rod- 
shaped. 
y. suffusa, Fr., Sacc. Syll. 4116 ; Hdbk. 2485. 
On alder. Irstead. 
On beech. Spye Park, Southgate, 
y. intexta, Curr., Sacc. Syll. 4119 ; Hdbk. 2486. 
On oak. Weybridge. 
y. corylina, Tul., Sacc. Syll. 4120 ; Hdbk. 2487 (= versatilis, 
Fr., Sacc. Syll. 4144). 
On hazel. Shere. 
y. betulse, Tul., Sacc. Syll. 4124. 
On Betula alba. Kew Gardens, North Wootton, near 
Bristol. 
C. Sporidia one or many septate. 
Sub.-Gen. 9. Chorostate, Nike. Sporidia uniseptate. 
y. conjuncta, Nees, Sacc. Syll. 2353. 
On bramble. Batheaston. 
y. tritorulosa, B. $ Br.. Sacc. Syll. 2535 ; Hdbk. 2494. 
On hornbeam. Highgate. 
V. carpini, Pers ., Sacc. Syll, 2357. 
On walnut, hornbeam, sycamore. Scotland, 
y. aceris, Fckl., Sacc. Syll. 2363. 
On maple. Darenth, Norfolk. 
