5 
the connection of the two stages in the mind of any one who saw 
the tree : the proof was as conclusive to the observer as any that 
could be given by artificial cultures, and even more so vie 
some. ; 
ALPHABETICAL List oF SPECIES. 
C. Abietis Sacc. Syll. iii. 269. Allesch. vi. 573. Diedicke, 
Pilz. Brand. p. 329. C. Pini Fckl. p.p. 
Stromata 500-750 p diam., convex, with a thick round truncate 
neck, disclosing a grey or yellowish disc, which afterwards becomes 
brownish-black and is pierced by a single flat open pore (rarely 
two), multilocular within, the loculi very minute and densely 
crowded without order. Spores* 5-6x1 p (3-41 p, Sacc.), 
issuing in dingy yellow masses; sporophores subulate, 12-16 yp 
long, verticillately branched (sparingly branched, Sacc.) 
On small branches of Larix europaea. Eastham Wood, Cheshire 
{Ellis). Dec. Said to be the pycnidial stage of Valsa Abietis 
Nits; in other countries it is recorded also on Picea (Abies) excelsa, 
and. on Sequoia. 
Distrib. Europe generally. 
C. Ailanthi Berk. & a. oh Amer. Fungi. no. 3432 ; 
Grevill, ii. 99. Sace. Syll. iii 
Stromata rather ecwand coe p diam., totally immersed, 
then bursting the epidermis by a minute pore and disclosing a 
blackish disc, but scarcely prominent. Spores 5-6 x 1 
On twigs of Ailanthus glandulosa. Kew Gardens (Cooke). Apr. 
The specimens are young and somewhat doubtful. Not the 
spermogone of Hutypella Ailanthi Sacc., for that is said to be 
Cytosporina Ailanthi Sacc., with as 15 p long. 
Distrib. United States of America 
C. ambiens Sacc. Syll. iii. 268. Allesch. vi. 567. Died. 
p. 332. 
Stromata subgregarious or densely scattered, 0- 5-1 mm. diam., 
conico-depressed, often extending along a whole branch, covered, 
then erumpent, blackish-grey, with a roundish flat dise which is 
paler or brownish, but never white except at first; ostiole black, 
usually one only, scarcely protruding; loculi several, but often 
confluent into one, the walls composed of dark brownish tissue. 
Spores 5-7 x 1, exuding in a white, then yellowish mass; sporo- 
phores often much branched, 20-30 » long, branches forked or 
verticillate, acicular. 
On bark of twigs and branches of Acer, see Sgn. 
Corylus, Cotoneaster, Fagus, Fraxinus, ubus, 
Quercus, Ulmus, ete. Oct.-May. Very common, fee no. doubt 
* In the descriptions ie bie the spores are always to be taken 
as sausage-shaped, unless some other term is eaplies to them. All the 
species recorded have ee “ceietinas: except where “(n.v.)” is added, 
‘but in —— eases the specimens were too poor or too scanty to permit 
of cert. 
