Fróðskaparrit - 01.01.1992, Síða 84

88
THE LICHENS OF THE FAROES
fumarprotocetraric acid. The two speci-
mens represent a new chemical strain of
C.foliacea, if not a new taxon.
*C. fragilissima Østhagen & P. James.
Toftavatn, VA 85841.
C. furcata (Huds.) Schrader. Common in
heathlands, 23 coll. (1,2,4,5,6,25-
, 47: incl. var. pungens p.p.; 1,2,25: C.
furcata var. subulata).
C. gracilis (L.) Willd. ssp. gracilis. Very
common in heathlands, 19 coll.
(1,2,4,5,6,32,33,47,48; 6: C. ecmocyna).
*C. gracilis ssp. nigripes (Nyl.) Ahti.
SE-coast of Hestur, VA 851695. (2: C.
gracilis p.p.).
C. luteoalba Wilson & Wheldon. (7).
*C. macilenta Hoffm. W of Skopun, VA
85665 (2: C.floerkeana, Sandoy).
*C. macrophyllodes Nyl. Common in
heathlands, 7 coll. N of Skálavík a va-
grant form was found, VA 851384. (2: C.
cervicornis p.p.).
*C. merochlorophaea Asah. var.
merochlorophaea. 9 coll., all with
fumarpro-tocetraric acid as well as the
characteristic substances. (7; 6: C. pyx-
idata p.p.; 4,6 p.p.: C. chlorophaea).
*C. merochlorophaea var. novochloro-
phaea Sipman. 5 coll., two with
fumarprotocetrarie acid as well as the
characteristic substances, and three with
only sekikaic acid and fumarprotocetrar-
ic acid„ conf. T. Ahti. (6: C. pyxidata
p.p., Hvítanes and Miðvágur).
C. mitis Sandst. In heathland. (1 p.p.,
Strømø; 25: C. rangiferina p.p., 26:
Cladina mitis).
C. cfr. ochrochlora Florke. Tjømdalsá,
ESH 366, det. Tønsberg 1984. (5).
C. pleurota (Flórke) Schaerer. Trælavatn,
VA 69755. (6: C. coccifera var. pleuro-
ta).
*C. pociilum (Ach.) O.-J. Rich. (2: C. cer-
vicornis p.p., Strømø and Kalsø).
C. portentosa (Dufour) Coem. Common in
heathlands, 10 coll. (4,5,6,27,28,43: C.
impexa p.p.; 26: Cladina p.; 2: C.
rangiferina p.p., 1: C. mitis p.p.).
C. pyxidata (L.) Hoffm. Very common in
heathlands, 26 coll., 2 with atrano-rin in
addition to fumarprotocetraric acid and
one with unknown substance in ref. 2
(tlc). (1,2,5,6,10; 25,47 p.p.: C. cervicor-
nis, C. macrophylla).
*C. ramulosa (With.) Laundon. Leyna-
vatn, VA 85314. (1: C. degenerans var.
lepidota).
C. rangiferina (L.) Weber. Common in
heathlands, 8 coll. (5,6,25,32,33,42,
43,47; 12: Lichen rangiferinus).
C. rangiformis Hoffm. Common, 16 coll.
(4,5,6,43; 1: C. pungens; 2: C. furcata
var. pungens p.p.).
C. squamosa (Scop.) Hoffm. var.
squamosa. Rare. Gøta, VA 69606;
Viðareiði, VA 69820. (5,6,7,33 p. p.).
C. squamosa var. subsquamosa (Nyl. ex
Leighton) Th. Fr. (5: C. subsquamosa; 1:
C. degenerans var. lepidota, Sandágerði;
2: C. decorticata p.p.).
*C. strepsilis (Ach.) Vainio. Toftavatn, VA
85835. (2: C. alcicornis, Nólsoy).
C. subcervicornis (Vainio) Du Rietz. Very
common in heathlands, 38 coll. (4,5, 6,7;
1,2 p.p.: C. cervicornis, C. alcicornis, C.
alcicornis var. firma, C. macrophyl-
lodes).
C. cfr. subulata (L.) Weber (7).