REVISION OF THE NoRTH AMERICAN HYDNACEAE 145 
more careful field notes, which in this group of plants are particu- 
larly lacking. 
The plant appears to be chiefly southern in its distribution, 
which accounts for its remarkable seasonal range. In Alabama 
the fleshy fungi are most luxuriant in December and January. 
7. SARCODON IMBRICATUS (L.) Karsten, Rev. Myc. 3': 20. 1881. 
Hydnum cervinum Persoon, Obs. Myc. 1: 74. 1706. 
Hydnum imbricatum L. Sp. Pl. 2: 1178. 1753. 
Phaeodon imbricatus Schroeter, Krypt. Fl. von Schles. 3: 460. 
1888 ы 
Plants terrestrial, mesopodous, light to dark brown or fuscous, 
large, 5-10 cm. high; pileus broad, subplane, depressed, subeven, 
somewhat irregular, 5-10 cm. wide; margin thin, decurved, fertile, 
subrepand ; surface.subpubescent, scaly, scales larger and thicker 
toward center of disk usually wanting toward margin, 2-8 mm 
wide, subimbricate, often zonately arranged, pale brown to dark 
brown, darker on the scales; substance fleshy, pale brown to 
whitish ; stem stout, usually uneven, often inclined, more or less 
excentric, solid or perforate, concolorous with pileus, 2-9 cm. 
long, 1.5-3 cm. wide; teeth coarse, terete, tapering, acute, some- 
tines forked ; usually decurrent, brown, light brown or cinereous, 
1-10 mm. long, 0.25-0.7 mm. wide, I or 2 to one millimeter ; 
spores subglobose, tuberculate, 5.5—7 м wide, brown. 
Has.: In woods. July—Aug. 
RANGE: Connecticut, Underwood & Earle 1154; New York, 
Peck; Alabama, Underwood & Earle, Burton ; Wyoming, Nelson 
4197 ; Montana, Tweedy б. 
Icon.: Вапа, Les Champ. de la Prov. de Nice, p/. 38. f. 1-4; 
Fl. Dan. р/. 176; Harzer, Naturg. Abb. der Pilze, p/. 3. f. 6-8 ; 
Fries, Sverig. atl. Svamp. ^. 33: Patouillard, Tab. Analyt. Fung. 
pl. 245; Greville, Scot. Crypt. Fl. ^. 71; Atkinson, Mush- 
rooms, etc., ed. 1900; f. 199; Jdem, ed. 1901 ; f. 200; Dietrich, 
Forstflora, ed. 1840; 2: f. 187; Гат, ed. 1860; 2: pl. 201. 
ға 
Exsicc.: Krieger, Fung. Ѕах., 419; Linhart, Fung. Hung., 
347; Roumeguere, Fung. Select. Exsicc., 5328; Sydow, Myc. 
March., 105; Herpell, Samml. prap. Hutp., 75. 
The plants referred to this species present considerable variation 
and the segregation here effected is not wholly satisfactory. They 
