BRITISH SPHiERIACEI. 
83 
•03-‘04 mm. long; sporidia very minute, hyaline, sausage- shaped 
about *005 mm. long. 
On branches of Beech (C. B. P.) 
The asci and sporidia are the smallest in any British Valsa. 
II. LEUCOSTOMA. Ostiola even, disc white. Species, 2,463, 
2,464, 2,465, 2,476. 
Ill LEIOSTOMA. Ostiola even, disc coloured or obsolete. 
Species, 2,460 to 2,483, except as above. 
Valsa Curreyi. Nice. 
Sporidia -012--016 x 003 mm., or twice as large as those of 
Valsa Abietis , Fr. 
On fir branches. Perth, N.B. 
Valsa ceuthospori. Cke. — Grevillea iv., 113, as Valsa Lauro- 
cerasi , Tul., but the sporidia differ from the species described by 
Tulasne. See Fungi Britt, ii., 468. 
Valsa cypri. Tul.— Grevillea i., 155. On privet twigs. 
Valsa abrupta. Cke. 
Pustules orbicular, flattened. Perithecia immersed in a brownish 
pulverulent stroma, necks short. The cuticle being deficient 
around the pustules leaves a distinct brown ring formed by the 
inner bark round the disc ; asci clavate ; sporidia sausage-shaped, 
about *012 mm. long. 
On twigs of Salix caprcea. Shere. 
Valsa cornicola. Cke. 
Disc erumpent, orbicular, brown ; perithecia small, black, with 
converging necks ; ostiola forming a more or less regular ring ; 
asci clavate ; sporidia sausage-shaped, *012 mm. long. 
On twigs of Cornus. Darenth. 
Quite distinct from Valsa fallax , Nke. 
Valsa resecans. Nice. (Valsa Sy ring ce, Fungi Britt, i., 492). — 
Grevillea iv., p. 124. 
On Syringa vulgaris. 
Valsa Fuckelii. Nke. 
Perithecia 10-20, small, crowded, with small black shining 
ostiola, which are closely collected into an erumpent disc ; asci 
clavate; sporidia sausage-shaped, hyaline, *009-*012 X ‘0025 mm. 
On Corylus avellana. Shere. 
Genus 4. CUCURBITARIA. Gray. — Handbk., p. 840. Species, 
Handbk., Nos. 2,516 to 2,524. 
Cucurbitaria rhamni. Fckl. — Grevillea vi., p. 26. On branches 
of Rhamnus. 
Cucurbitaria euonymi. Cke. — Grevillea iii., p. 67. On 
Euonymus. 
Cucurbitaria dulcamarae. .Fr .— Grevillea ii., p. 188. On 
Solanum dulcamara. 
Cucurbitaria syringae ( Otthia syringce. Niessl). — Hedwigia, 
1876, p. 2. On lilac twigs. 
