ry rtu

Fig. -f-. The location of the study area. * = the locality of pamelia
pastillifera (Hann. ) Schub. & XIem.
In L946 Eklund described one islet with P. tiliacea as follows
(Ioosely translated from Geman): rrSmall, treeless , grazed, by sheep.
Rich1y - Palil. scor. on several small rocktops roanurLd by birds and
sporadically elsewhere, obviously due to nitfate influence of sheep. r'
(Eklund L958-) .. Today the islet is stilI alnost treeless, only i"w
snall downy birches (Betula pubescens) and rowans (Sorbus aucudaria)
are growing here and there. A11 the signs of grazing have vanished
and juniper: (Juniperus comunis) and - heathei (cafluna rmlgaris)
cover densely the low areas between naked rocks. The total area.of
the islet is ca 2,5 ha and the maximum height is ca 5 m a.s.I.
Several thalli of P. tiliacea, at least in three separate places,
were, indeed, found. They occurred just around the topl of the rocks
manured by birds, which is a typical habitat for the species in
Finland- In one place the habitat was, however, different. The thal1i
Tig . 2. The polymorphic
isidia of parme]-ia
pastillifera (Harm. )
Schub. & KLen.
Del. Merja pitkinen
*
eJ..,.
lmm