Scots pines at my study site (5 km west of Sjöbo, Sweden, May 15, 1997). The spring was rather "late" this year so the birch (center bottom) are just leafing out.
Images © 1996 by John A. Byers,
Chemical Ecology
.
Scots pines at my study site (5 km west of Sjöbo, Sweden, May 15, 1997). The spring was rather "late" this
year so the birch (center bottom) are just leafing out.