Fróðskaparrit - 01.01.1992, Side 94

98
THE LICHENS OF THE FAROES
Stangl. Common in heathlands, 8 coll.
(60: O.flavá).
O. hudsoniana (Jenn.) Bigel. Common in
heathlands. (1,2: Normandina laete-
virens).
O. umbellifera (L.: Fr.) Quel. Common in
heathlands, 8 coll. (60; 60: O. pseudoan-
drosacea).
*Opegrapha abscondita Th. Fr. On rock,
Toftavatn, VA 85856.
O. atra Pers. (1,10,33).
O. calcarea Tumer. ex Sm. On mortar and
basalt stone, Kirkjubøur, VA 851-414,
8414166. S-end of Sandoy, VA 851348.
Saksun, VA 85582. (1,2: Opegrapha
atra var./f. virescens: 2: O. atra var. cal-
carea).
*0. gyrocarpa Flotow. Very common on
rocks, 15 coll.
O. lithyrga Ach. (2: O. vulgata f. lithyrga).
O. multipuncta Coppins & P. James.
Common on trees and plant materials, 6
coll. (10).
*Ophioparma ventosa (L.) Norman var.
lapponicum (Ras.) Lynge. Toftavatn, VA
85824.
Pannaria hookeri (Borrer ex Sm.) Nyl.
Very common on rocks, 9 coll. (2,5,36;
1: P. leucolepis', 33: P. hookeri b. leu-
colepis).
P. leucophaea (Vahl) P. M. Jørg. Common
on rocks, 15 coll. (1,2,33: P. microphyl-
la).
P. pezizoides (Weber) Trev. Very common
on moss and turf, 22 coll. (5; 1,2, 33: P.
brunnea; 1: P. brunnea var. demissa).
Parmelia omphalodes (L.) Ach. ssp.
omphalodes. Very common on rocks
and also on trees, 32 coll. (44; 4,5,6,32:
P. omphalodes; 1,2,24,33: P. saxatilis
var. o.; 12: Lichen omphalodes; 5: P. o.
var. caesia).
*P. omphalodes ssp. pinnatifida (Kurok.)
Skult. Akslen ved Fámjin, Feilberg &
Rostrup 1867 (1,2: P. saxatilis var. pan-
niformis).
P. saxatilis (L.) Ach. Very common on
rocks, also trees. (1,2,4,5,6,7,10,24,
32,33; 12: Lichen saxatilis).
P. sulcata Taylor. Common on sunny rocks
and on a wooden fence post, 6 coll.
(5,10).
Parmotrema crinitum (Ach.) Choisy.
(1,2: Parmelia saxatilis var. laevis; 6:
Cetraria glauca).
Peltigera aphthosa (L.) Willd. In heath-
lands. NE Leynavatn, not coll. Okna-
dalur, VA 85506. Kollur, H&F 83210.
(1,2,3,5,6,8,24,32,33; 4: Peltidea aph-
thosa p.p.; 12: Lichen aphthosus).
*P. britannica (Gyelnik) Holtan-Hartwig
& Tønsberg. Common in heathland. (4,
8,18: P. aphthosa p.p.).
P. canina (L.) Willd. Very common, 23
coll. (1,2,3,4,6,8,10,24,32,33,43; 12:
Lichen caninus).
*P. elizabethae Gyelnik. SW-coast of
Hestur, in ravine, VA 85418, 85419;
Dam E of Vestmanna, VA 85891; N of
Skálavík, VA 851392.
P. lactucifolia (With.) Laundon. Very com-
mon, 20 coll. (8; 1,2,4,6,32,43: P. poly-
dactyla p.p.; 5: P. polydactyla var. poly-
dactyloides).
P. leucophlebia (Nyl.) Gyelnik. Ryskivatn,
VA 85455, Toftavatn, VA 85837. (8;
1,2,4,6: P. aphthosa p.p.; 4: Peltidea
aphthosa p.p.).