458 
PYRENOMYCETES. 
HypocrREA AURANTIO-CERVINA E. & E. 
On bark, Louisiana (Langlois), Comm. C. G. Lloyd, no. 3049. 
Stroma effused, orbicular, 1-2 cm. diam., thin (1 mm. or less), 
orange-red when fresh, stag-color when dry, with a pale-red layer just 
beneath the surface, the lower layer slaty black, margin appressed ; 
perithecia in a single Jayer, oblong-elliptical, 300200 yp, black, 
crowded, seated on the black, carnose basal layer, their minute 
punctiform ostiola barely visible under the lens as black dots in 
the surface of the stroma; asci slender, p. sp. 50-55X5-6, or 
including the slender stipe, 100-110 # long; sporidia uniseriate, 
subnavicular, brown, obtuse, 2-nucleate, 7-9X3-3% yp, mostly 
overlapping. 
From A. bicolor E. & E. it differs in the character of the 
stroma and smaller perithecia. | 
THYRONECTRIA SAMBUCINA E. & E. 
On dead stems of Saméucus, Buena Vista, Colo., June, 1897. 
(Bethel, no. 315 a.) 
Perithecia 6-12 in a cortical stroma, globose, about 1% mm. 
diam., brown and coriaceous, their minute papilliform inconspicu- 
ous ostiola united in a flat or slightly concave dark-brown disk — 
which raises the whitened epidermis into distinct pustules and 
soon bursts through it ; asci cylindrical, p. sp. 130-150 18-20 p, 
8-spored, short-stipitate, with abundant but evanescent filiform 
paraphyses; sporidia uniseriate, oblong-elliptical, about 7-sep- 
tate, and muriform, slightly constricted in the middle, straw-yel- 
low, 20-25 X 12-14 pw. 
In company with Coryneum sambucinum E. & E. and Tubercu- 
lavia Sambuci Cda. 
SORDARIA OSTIOLATA E, & E. : 
On rabbit’s dung, Rooks County, Kansas, August, 1897. (Bar- 
tholomew, no. 2424.) 
Perithecia scattered, immersed, then semiemergent, glabrous, 
ovate, brown, 200-250 diam., the black, conical or short-cylin- 
drical ostiolum erumpent ; asci cylindrical, short-stipitate, paf- 
aphysate, 80-190X12 y, 8-spored ; sporidia uniseriate, elliptical, — 
12-15 X8-I10 2. 5 
Allied to S. leucoplaca B. & R. but asci and sporidia larger: : 
MELANOPSAMMA ALPINA E, & E. 
On decaying spruce wood, San Juan Mountains, Colorado, 
_ July, 1897. (Bethel, no. 352 partly.) 
