34 NORTH AMERICAN FLORA (VoLumME 3 
color, at maturity consisting of a bright lemon-yellow stroma with a pale, whitish margin, 
the color in dried specimens fairly constant, rarely slightly faded; perithecia entirely immersed 
and appearing as minute glands, slightly darker than the stroma; asci cylindric, 80-1104 
in length; spores about 4 54, subglobose or commonly subcuboid from mutual pressure, 
granular within. 
On bark of various kinds of trees and shrubs, Acer, Alnus, Salix, Ttlia, etc., often on Axidia 
glandulosa (Bull.) Fries. 
TYPE LOCALITY: Salem, North Carolina. 
DISTRIBUTION : Connecticut to North Dakota, Alabama, and South Carolina. 
ExXsiIccaTr: Rav. Fungi Am. 647; Rav. Fungi Car. 3: 52; Wilson & Seaver, Ascom. 57 (as 
AT. citrina). 
9. Hypocrea aurantiaca Peck, Ann. Rep. N. Y. State 
Mus. 51: 295. 1898. 
Stromata effuse, overspreading and entirely covering the hymenium of the host, cottony, 
deep-orange, paler near the margin, staining the host of a similar color; perithecia orange, 
thickly scattered or often crowded near the center of the stroma where the color is much 
darker, partially immersed in the substratum; asci cylindric; spores subglobose or subcuboid, 
3-4 w in diameter. 
On Lyromyces chioneus (Fries) P. Karst. 
TYPE LOCALITY: Gansevoort, New York. 
DISTRIBUTION : Connecticut, New York, and New Jersey. 
10. Hypocrea citrina (Pers.) Fries, Summa Veg. Scand. 383. 1849. 
Sphaeria citrina Pers. Obs. Myc. 1: 68. 1796. 
? Hypocrea lactea Fries, Summa Veg. Scand. 383. 1849. 
?Hypocrea Karsteniana Niessl ; Rehm, Hedwigia 22: 53. 1883. 
? Hypocrea fungicola P. Karst.; Wint. in Rab. Krypt. Fl. 12: 141. 1884. 
Stromata effuse, spreading irregularly often for several cm., occasionally interrupted, 
subfleshy, at first whitish, at length lemon-yellow with the margin cottony and lighter-col- 
ored, within whitish, the whole stroma becoming more or less faded with age, often sub- 
pallid; perithecia immersed, numerous, ovoid, yellowish; asci cylindric, 62-75 » long; 
individual spores 3-4 4 in diameter, the lower of each pair slightly longer. 
On soil, old fungi, and leaf-mould. 
TYPE LOCALITY : Europe. 
DISTRIBUTION : Connecticut to Wisconsin ; also in Europe. 
ExsiccaTi: Shear, N. Y. Fungi 363. 
11. Hypocrea pallida Ellis & Ev. Jour. Myc. 2: 65. 1886. 
Stromata effuse, overspreading and entirely covering the hymenium of the host, cottony, 
at first pallid or pale-yellow or often with a slight tinge of rust-red, paler near the 
margin; perithecia thickly scattered and partially immersed in the substratum with the 
necks projecting, amber, darker than the substratum; asci cylindric, 50-75 & 4-5 4; 
spores 3-4 in diameter, subglobose or slightly cuboid. 
On the hymenium of species of Tyromyces. 
TYPE LOCALITY: Newfield, New Jersey. 
DISTRIBUTION: Ontario to New Jersey, 
12. Hypocrea latizonata Peck ; Ellis & Ev. N. Am. 
Pyrenom. 79. 1892. 
Stromata consisting of a white subiculum which forms a band 5 mm. in diameter, entirely 
surrounding the outside of the cups of the host ; perithecia thickly gregarious, immersed, 
with the necks protruding, darker-colored, brownish-black ; asci cylindric, 60-75 long; 
individual spores 3-4 in diameter, the lower of each pair slightly longer. 
On the outside of the cups of Cyathus striatus (Huds.) Hoffm. 
TYPE LOCALITY: Ohio. 
DISTRIBUTION: Known only from the type locality. 
ILLUSTRATION: Mycologia 1: fl. 20, f. 9-10. 
13. Hypocrea corticiicola Ellis & Ev. N. Am. Pyrenom. 83. 1892. 
Hypocrea corticioides Ellis & Ev. Jour. Myc. 1: 140. 1885. Not #. cortictordes Berk. & Br. 1873. 
Perithecia subglobose, pale, 75-1004 in diameter, buried in the stroma and appearing 
