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Transcription
Pine trunks,
4
P. physodes (L.) Ach. Fr. lichenogr. p. 624, Tuck. exs. n. 72. On trees and rocks, Valley
of Wind river Mountains, Hayden.
P. caperata (L.) Ach. Syn. p. 196. Tuck. exs. n. 75. On trunks and stones. Nebraska,
Hayden.
P. conspersa (Ehrh.) Ach. Syn. p. 209. Rocks and stones. Fort Clark, Nebraska,
Hayden. Red Buttes, North Platte, The same.
P. molliuscula, Ach. lichenogr. p. 492; Syn. p. 211. Nyl. Syn. p. 393. P. chlorochroa, Tuck.
Obs. Lich. l. c. 4, p. 385. On the earth. Near Fort Clark, and near Can-
non-ball river, on the Upper Missouri; Deer Creek, North Platte; Valley
of the Big Horn; and West side of Wind river Mountains, Hayden. Black
(Herb. Gray.)
water of the Platte, and head of the Platte, D. H. Engelmann.
Inscr-
iption Rock (U. S. Pacif. R. Surv.) D. Bigelow (Herb. Torr.) First found by
Tilesius, in Kamtschatka (Herb. Flerck.) but the lichen is pronounced
above-cited
by Dr. Nylander, l. c., to be identical with the Acharian species, which
was found by Thunberg at the Cape of Good Hope. It is unknown
in a fertile state, and is confined, in this country, to the regions
cit named above.
Physcia parietina (L.) Nyl. Syn. p. 410.
var. polycarpa, Fr. Tuck. Obs. Lich. l. c. 4, p. 385. On dead bran-
ches of Sarcobatus, Deer Creek, North Platte, Hayden.
var. lychnea, Schær. Tuck. l. c. On cedars, Inscription Rock (U.S.
Pacif. R. Surv.) Dr. Bigelow (Herb. Torr.)
P. ciliaris, (L.) DC., var. angustata, Tuck. Synops. p. 32. Ejusd. Obs. Lich. l. c. p. 388. Rocky Moun-
tains, fertile, Herb. Hook.
P. pulverulenta (Schreb.) Nyl. Syn. p. 419. On the earth, infertile (with the aspect of var.
muscigena, Schær.) Nebraska; and Black Hills, Hayden.
Umbilicaria cylindrica (L.) Delis. Tuck. Synops. p. 71, var. microphylla, pumila aggregata.
Hayden. The same.
Rocks. Base of Big Horn Mountains, Red Buttes, North Platte. Very small
and closely crowded fronds, which are often fertile.