a our plant as a variety, giving it the name X. digitata var. A 
frequent on decaying wood and old prostrate, mossy trunks. = “Eevee 
The following tabular arrangement will exhibit the principal distinguishing 
_ features of the New York species thus far reported : ‘7 
H i A . 
‘ & 59s et 
ek ; -New York Species of Xylaria. ae tes 
” ‘3; Club everywhere fertile, obtuse. Te 
—  ————— Spores .0005'-.0012! long... 2.5 cece eens ceeeee cere eee . XX. polymorpha Grev. 
Spores .0004? long. 6... cece cece eee cece cece cree cees X. corniformis Fr | 
Club sterile above, subacute or attenuated. geet ts 
Sterile apex short, subacute. ; ME 
_ Club irregular, subovate, large. .... 2.2... ++. satel souls) Wee Siem Gas aaa & igo: 
Club regular, subcylindrical..... Ei otsias aig, hela Seararan diate a0) 7) ae it ao 
Sterile apex acuminate or attenuated. Rds Gt": 
Steer short, villose. “Fn 1's 932 )cbes-3 ee ves esee sees ceee X. Hypoxylon Grev. 
Stem not villose. : 
- Perithecia numerous, little prominent. ; 
Stems generally connate at the base or digitately gh}. 
Pee STOCK. «\)ocfacieg ech es arouse evee ss LMT ewe AP diotiaitan Garam (Fe 
Stems always simple............ Sais ola Phase Wierene'ee einen X. graminicola Ger. 
Perithecia few, very prominent..... 0. .seee sees eeeeee Xs filiformis A. @S. 
In X. acuta the short, sterile apex sometimes appears like a short mucro-— ‘ 
nate point, and sometimes it 1s quite obsolete, so that the plant might be mis- 
taken for X. coniformis, but for its larger spores. Its thicker club, simpler ‘Sc. 
habit, and peculiar apex, separate it from X. digitata. pe 
XX. graminicola might easily be taken for a simple form of X. digitata ve. 
Americana. X. Hypowylon is extremely rare with us. 
 Spumera eximra Ph, a 
ie Owing to the delay in the issue of the Twenty-eighth Report, the name of © 
___ this species was antedated by S. amphicornis Ellis. eae 
ah ay 
Spua@ria MorBosa Schi. 25 
fa a This deleterious fungus was found on branches of the wild black cherry, 
‘ee Prunus serotina, in Keene Valley, Essex county. It is now known to occur 
a in Wy E - . Y . ee bY ae AS 
pa on Prunus domestica, P. Americana, P. Cerasus, P. Virginiana, P. 
“oR Pennsylvanica and P. serotina. Two of these are plum-trees—one intro- 
duced, the other native—and the remaining four are cherry trees, of which 
ere. the three last are indigenous. es 
a, 
: ’ ray 
ee’ «In the preceding pages, when no name is added to the station or stations, the 
plant has been found therein by the writer. Dates signify the time when the 
specimens were collected, and therefore indicate, to some extent, the time of the ye iS 
occurrence of the plant. ee, 
Grateful acknowledgements are rendered to those Botanists who have kindly 
aided me by contributions of specimens. Their names appear in the precedmg 
pages. = ae 
Respectfully submitted, a 
¥ CHARLES H. PECK. 
ak ALBANY, January 4, 1878. gay ; 
