Height of lichen, marked by arrow, verso Image Read more about Height of lichen, marked by arrow, verso
Height of lichen on slope in snow conditions, verso Image Read more about Height of lichen on slope in snow conditions, verso
Height of lichen on slope in snow conditions Image Read more about Height of lichen on slope in snow conditions
Height of lichen on level ground in snow conditions, verso Image Read more about Height of lichen on level ground in snow conditions, verso
Height of lichen on level ground in snow conditions Image Read more about Height of lichen on level ground in snow conditions
Patch of snow on trees to indicate height of lichen, verso Image Read more about Patch of snow on trees to indicate height of lichen, verso
Patch of snow on trees to indicate height of lichen Image Read more about Patch of snow on trees to indicate height of lichen
