Wuite: THe NIDULARIACEAE OF NortH AMERICA 265 
Plants sessile, or sometimes stalked, growing singly or in clusters 
on the earth, on dry chips, twigs, etc. 
New York: Underwood; MAINE: Harvey, Bartle ; ConNnec- 
TicuT: White; PeNnsyLvania: Martin; Avasama: Earle; Inp1- 
ANA: Onderwood; Kansas: Bartholomew, 1032; COLORADO: 
Ravenel; Urau : Harkness ; CaALiFornNiA : Orcutt, Baker ; Texas: 
Young ; Puerto Rico: Goll. 
11. Cyathia rufipes (Ell. & Ev.) 
Cyathus rufipes Ell. & Ev. Bull. Torrey Club, 24: 125. 1897. 
Peridia very slender, obconic, .8-1.5 cm. high, 3-6 mm. wide 
at the top, I-1.5 mm. at the base, outer surface lightish brown or 
tow-colored, very shaggy tomentose, and with a quantity of red- 
dish-brown mycelium adhering at the base, forming a felt-like tuft ; 
mner surface smooth, dark gray, shiny ; sporangioles 2 mm. in 
diameter, dark, almost black, shiny, depressed beneath ; spores 
25-29 w long, 18-22 y» wide, thick-walled, granular within and 
hyaline. re rey, 14-16.) 
On old sods, “ growing head downward.” 
Kansas: Bartholomew ; Nepraska: Bates. 
This species is readily distinguished from the other species of 
Cyathus with a smooth inner surface by its very slender elongated 
Shape and its light densely tomentose peridium, besides the char- ~ 
acteristic feature of the red felt-like mycelial tuft at the base, from 
Which the species derives its name. 
12. Cyathia Wrightii (Berk.) 
Cyathus Wrightit Berk. Grevillea, 2: 34. 1873. 
_ Peridia rather large, cup-shaped, 1.2-1.8 cm. high, .5-1.2 cm. 
wide at the top, contracted somewhat at the base, then bulbose, 
bulb composed of mycelium and adhering earth ; outer surface 
darkish brown, very rough, shaggy and encrusted with earth ; 
iner surface smooth, shiny, darkish ; mouth entire, not fimbriate 
ough the fine hairs circle up about it ; sporangioles dark, 1.5-2 
mm. in diameter, shiny, flattened ; spores 22-25 » long, 15-18 #4 
Wee 2 76.7 7-9.) 
Connecticut : Growing singly on earth, C. Wright. 
: This species is not known to have been reported since the 
Srginal collection. The above description of external characters 
— ¥s based on the cotypes at Harvard University. The spores were 
