19 
4- cariosa, (Ach.) Spreng. On the earth. 
5 - C. pyxidata, (L.) Fr. On the earth. 
b. pocilium, Ach. Rare. 
6. C. leptophylla, Nyl. On the earth, Dartmouth, 1889. Very 
rare. 
7- C. fimhriata, (L.) Fr., b. tubceformis, Fr. On the earth. 
8. C. gracilis, (L.) Nyl. On the earth. Common. 
a. verticillata , Fr. 
**symphyca rpta , Tuck. Very rare. 
b. hybrida, Schser. 
c. elongata , Fr., f. macroceras. Very rare. 
9. €. turgida, (Ehrh.) Hoffm. Earth about rocks, Acushnet and 
Dartmouth. Rare and sterile. 
10. C. papillaria, (Ehrh.) Hoffm. On the earth. 
11. C. cenotea, (Ach.) Schger., b. furcellata, Fr. On the earth 
under the shade of trees, hardly fertile. Wainio, in Monogr. Cla¬ 
rion.. I, p. 489, (I have seen only" this volume), considers our plant to 
he a f. of C. glauca , Flk., which he places next to cenotea. 
12 . C. squamosa, Hoffm. On rotting wood in swamps. Wainio, 
op. cit. p 430. considers the f. botryoiries. Tuck., Syn. I, p. 246, to 
be a distinct species. Our plants belong mostly to the f. multibraeh- 
iata , Flk. ( ventricosa , Tuck. Syn.) , but one specimen, in which 
the podetia are scarcely one-half inch long, may be referred to the f. 
nutricella. (Del.) Wain., (attenuata, Tuck., Syn.) 
13. c. delicata, (Ehrh.) Fr. On rails and the bark of coniferous 
trees in swamps. 
14. ('. caespiticiil, (Pers.) FI. On the earth and at the base of 
trees. 
1^. C. furcata, (Huds.) Fr. On the earth. Common. 
a. crispata, Flot. 
raceniosa, Flot. A part of this belongs to v. pinna fa, (Flk.) 
Wain., f. foit'osa , Delis. 
c. subulata, Flot. 
16. C. rangiferina, (L.) Hoffm. On the earth and dead wood. 
Verv common, but seldom fertile. It is said sometimes to occur with 
a thin, crustaceous thallus of subglobose or depressed verruca ’, and 
1 have thought I detected traces of this in a specimen on dead wood. 
b. sylvatica, L. 
c. alpestris , L. Less common. 
