Polypodium Dryopteris (brittle polypody).

Woodsia Ilvensis (rusty woodsia), Kineo.

Lycopodium lucidulum (toothed club-moss).

Usnea (a parmeliaceous lichen), common on various trees.


IV. LIST OF BIRDS

which I saw in Maine between July 24 and August 3, 1857

A very small hawk at Great Falls, on Webster Stream.

Haliæetus leucocephalus (white-headed or bald eagle), at Ragmuff, and above and below Hunt’s, and on pond below Mattawamkeag.

Pandion haliaëtus (fish hawk or osprey), heard, also seen on East Branch.