Part 1, 1910] NECTRIACEAE 21 
6. Creonectria rubicarpa (Cooke) Seaver, 
Mycologia 1: 187. 1909. 
Nectria rubicarpa Cooke, Grevillea 7: 50. 1878. 
Perithecia cespitosein small, dense clusters, 1-2 mm. in diameter, minutely roughened, 
bright-red becoming darker with age, collapsing and becoming deeply pezizoid ; asci cylin- 
dric to clavate, 55-60 6, 8-spored ; spores 1-seriate or partially 2-seriate above, ellipsoid, 
hyaline, 1-septate, 10-13 & 44.5, scarcely constricted. 
On dead limbs of Gelsemium and stems of Jlex. 
TYPE LOCALITY: Aiken, South Carolina. 
DISTRIBUTION : New Jersey to Alabama. 
ILLUSTRATION: Myclceie 1: Al. 13, f. 11, 22. 
ExsiccaTi: Ellis, N. Am. Fungi 80 ; Rav. Fungi Am, 347, 
7. Creonectria mammoidea (Phill. & Plow.) Seaver, 
Mycologia 1: 188. 1909. 
Nectria mammoidea Phill. & Plow. Grevillea 3: 126. 1875. 
Perithecia cespitose in clusters 1-3 mm. in diameter, or more or less scattered, surround- 
ing a brownish stronia, very large, averaging about 500 in diameter, ovoid, tapering above: 
into a large, obtuse ostiolum, bright-red, with ostiolum often darker, shining, entire; asci 
cylindric or slightly clavate, 1007-8, 8-spored; spores 1-seriate or partially 2-seriate 
above, oblique, subfusoid, 1-septate, usually slightly unequal-sided, 18-20 < 6-7 #. 
On wood and bark. 
TYPE LOCALITY: England, 
DISTRIBUTION: Ontario to New Jersey ; also in Europe. 
ILLUSTRATION : Grevillea 3: pl. #2, f. 5. 
8. Creonectria coccinea (Pers. ) Seaver, 
Mycologia 1: 188. 1909. 
? Sphaeria decidua Tode, Fungi Meckl. 2: 31. 1791. 
Sphaeria coccinea Pers. Ic. Descr. Fung. 47. 1800. 
Nectria coccinea Fries, Summa Veg. Scand. 388. 1849. 
Nectria ditissima Tul. Fung. Carp. 3: 73. 1865. 
Stromata yellowish, springing from the crevices of bark in irregular patches; perithecia 
cespitose in dense, irregular clusters often several millimeters in diameter, or occasionally 
scattered around the stroma; individual perithecia ovoid with a prominent ostiolum, bright- 
red, almost scarlet (color somewhat variable), smooth or very minutely roughened, mostly 
entire, about 300 in diameter ; asci cylindric or clavate, 80-90 « 8-10, 8-spored; spores 
1-seriate, fusoid, 12-16 X 4-5. 
On bark or more rarely on decorticated wood of various deciduous trees and shrubs. 
TYPE LOCALITY: Europe. 
DISTRIBUTION: Vermont to North Dakota and West Virginia, probably extending over a much 
wider range ; also in Europe. 
ILLUSTRATION: Pers. Ic. Descr. Fung. pi. 12, f. 2. 
ExsiccaTi: Ellis, N. Am. Fungi 761, 618 ; ‘Bllis & Ev. Fungi Columb. 2043; Barth. Fungi 
Columb. 2238. 
9. Creonectria nipigonensis (Ellis & Ev.) Seaver, 
Mycologia 1: 189. 1909. 
Nectria nipigonensis Ellis & Ev. Proc. Acad. Phila. 1893: 129. 1893. 
Stromata depressed, yellowish, about 0.5 mm. in diameter ; conidia minute, allantoid, 
3-4 X 1; perithecia cespitose, nearly globose, about 2504 in diameter, reddish, becoming 
darker with age, finally collapsing at the apex, smooth; asci cylindric, 50-55 X 6-7 u, 8- 
spored; spores 1-seriate, fusoid or occasionally subellipsoid, 1-septate, usually not constricted 
at the septum, 10-12 X 5-6z. 
On the erumpent disc of Diatrypelia. 
TyPE LOCALITY : Lake Nipigon, Ontario. ; 
DISTRIBUTION : Known only from the type locality. 
