BRITISH PYRENOMYCETES. 
9 
Kalmusia. Sporidia 3 or multiseptate. 
X. hemitapha, B. & Br ., Sacc. Syll. 3375 ; HdbTc. 2634. 
On oak. Bath, Shere. 
X. hypotephra, B. fy Br ., Sacc. Syll. 3377 ; HdbTc. 2633. 
On oak and beech. King’s Cliffe ; Leigh Wood, Bristol ; 
Elton, Norths ; Terrington St. Clements. 
Gen. 3. THYRIDIUM. Stroma effused, woody. 
Sporidia muriform. 
T. lividum, Pers ., Sacc. Syll. 3991. 
On dead branches of ivy, etc. Appin, Forres, N.B. 
Fam. 14. OBTECTAE, Fries. Perithecia corticolous, innate, 
covered. 
Gen. 1. MASS ARIA. Sporidia involved in a hyaline mucus, 
oozing out and usually blackening the matrix. 
* Massariella. Sporidia bilocular , dingy. 
M. bufonia, B. Br., Sacc. Syll. 2705 ; HdbTc. 2532. 
On dead branches of oak. Weybridge, Easton, N. Wootton, 
Eltham. 
M. Curreyi, Tul, Sacc. Syll. 2709 ; HdbTc. 2534. 
On lime. Blackheath, Eltham Park, Weybridge ; Morden 
College Garden, Oxford. 
M. scoriadea, Fr., Sacc. Syll. 1127 ; HdbTc. 2615. 
On birch. Orton Wood, Capel Curig. 
** Eumassaria. Sporidia 2 to many septate , brown. 
M. foedans, Fr., Sacc. Syll. 2852 ; HdbTc. 2529 ( =amblyospora, 
B. & Br.). 
On elm. Jedburgh, Batheaston, Tooting, Eltham, Black- 
heath, Trefriew. 
M. pupula, Fr., Sacc. Syll. 2850 ; HdbTc. 2530. 
On Philadelphus. Apethorpe. 
M. gigaspora, FcTcl., Sacc. Syll. 2860 ; HdbTc. 2531 (in part). 
Blackheath, Darenth. 
M. inquinans, Tode, Sacc. Syll. 2861 ; HdbTc. 253 L (in part). 
On Acer. Sydenham, Hampstead, Somerset, Terrington. 
M. argus, B. fy Br., Sacc. Syll. 2868 ; HdbTc. 2528. 
On birch. Spye Park, Wilts; Surrey, Weybridge. 
M. macrospora, Desm., Sacc. Syll. 2880 ; HdbTc. 2521. 
Bath, Bowood, King’s Lynn. 
