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108<br />
NNW of the town Metsovon. 39o 59'N 21o 0?r E (Fig. 1). Ihe altitude is<br />
1230 m and the bedrock is serPentine.<br />
The c1i:nate.<br />
The interior of the Greek mainland is ve<strong>ry</strong> badl-y covered by<br />
meteorological stations (vlafter & Lieth 1960) ' but deduced flom Em<br />
(1962) , Oiris ( L975) , Polunin (1980), and Kotinis-zardbakas et aI. (1984)<br />
the climate of the northern Pindos can roughly be described as folLobts:<br />
The cLimate is continental htj.th more than 20"C difference betxeen sutrmer<br />
and winter averages and a mean aDnual temperatule of about 15"C. The<br />
nean annual precipitation is about 1000 rrm or more, $tith the greater<br />
part falling in the winter time. f,n mid surcner there is a 1-2 nonth dly<br />
period. Much of the preciPitation fal"ls as snow which above 1000 m may<br />
1ay from mid Deceribe! to early March, while above 2000 m continous snow<br />
may Iie til} mid Flay.<br />
c<br />
6r<br />
0<br />
'u-<br />
Fig. 1 . The approximate possition of the village Per j.volion -<br />
'bG