Fróðskaparrit - 01.01.1992, Blaðsíða 95

THE LICHENS OF THE FAROES
99
*P. malacea (Ach.) Funck. Gjov, SS
6322-5. (4: P. polydactyla p.p. (Fámjin,
NSF)).
P. membranacea (Ach.) Nyl. Very com-
mon in heathlands, 21 coll. 8; 1,2,6: P.
canina p.p.; 6: P. rufescens p.p.).
P. neckeri Miill. Arg. Hoyvík, VA 851527.
(8; 6: P. polydactyla p.p.).
P. polydactyla (Necker) Hoffm. Saksun,
VA 85511; E of Vestmanna, VA 85357.
(1,2,3,5,8,24,32,33 p.p.).
P. praetextata (Florke ex Sommerf.) Zopf.
Very common in heathlands, 5 coll.
(5,6,8; 2: P. canina p.p.).
P. rufescens (Weiss) Humb. Common in
sunny places, 5 coll. (4,6,8; 1,2,3: P. can-
ina var. rufescens).
P. venosa (L.) Hoffm. (1,2,3,8,24,32,33).
*Pertusaria chiodectonoides Bagl. ex
Massal. On rock, S-end of Sandoy, VA
851668.
P. corallina (L.) Arn. On rock. Leirvík 450
m, VA 69678; Hoyvík, VA 851541;
S-end of Sandoy, VA 851653. Tórshavn,
GD. Dalá, H&F 83318. Toftavatn, SS
63-31-3. (7; 24: Isidium corallinum).
*P. dactylina (Ach.) Nyl. Somfelli, on
moss, VA 851328.
*P. dealbescens Erichsen. 1 km W of
Kvívík, SS 6269-1; Langasandur, SS 63-
13-2; 2 km N of Svínáir, SS 6320-1;
Toftavatn, SS 6337-3.
*P. flavicans Lamy. On rock. W of
Skopun, VA 851346, SE coast of Hestur,
VA 861684.
P. lactea (L.) Am. Common on rocks, 19
coll. (5).
*P. leucosora Nyl. Common, 5 coll. Th: P+
brown-red, med.: K+ y.
P. oculata (Dickson) Th. Fr. Common on
plant debris, 12 coll. (2: Lecanora ocula-
ta).
*P. pseudocorallina (Liljeblad) Arn. On
rock. S-end of Sandoy, VA 851662.
Tórshavn, GD.
P. xanthostoma (Sommerf.) Fr. Viðareiði,
on moss and Calluna, VA 69817. (2,
10,17).
Phaeophyscia orbicularis (Necker) Mo-
berg. Leirvík, the old school, VA
69806a. Dalá, H&F 83261, 83258. (5:
Physcia o.).
P. sciastra (Ach.) Moberg. On rock. N of
Streymnes, VA 85593, Velbastaður, VA
851589. (5: Physcia s.).
*Phaeospora rimusicola (Leighton ex
Mudd) Hepp. A lichenicolous fungus.
On unknown host, Slættaratindur, VA
851273. On Porpidia sp., Slættaratindur,
GD.
*Pharcidia epiramalina Vouaux. Licheni-
colous fungus on Ramalina, Nes, Ro-
strup 1867. The species was only known
from the Canary Islands.
*P. rivulorum (Kemst.) Sacc. Licheni-
colous fungus, parasitic on Polyblastia
cruenta, Suðuroy, Oyrnafjall, Rostrup
1867. The ascospores are hyaline, with
rounded ends and constricted at the sep-
tum, c. 13x7 pm, and it is therefore sup-
posed to belong to this species otherwise
known from Austria on Verrucaria
hydrela and Staurothele fissa.
*Physcia adscendens (Fr.) H. Oliv. On
twig, Velbastaður 851696. (2: P. stellaris
var. leptalea p.p.; 1: P. stellaris p.p.).
P. aipolia (Ehrh. ex Humb.) Fiimr. (1: P.