Hemlock dwarf mistletoe
Shea, K.R., Stewart, J.L.
Hemlock dwarf mistletoe - Washington 1972 - 1-6 p. - United States Department of Agriculture, Forest Service. Forest Pest Leaflet No. 135 .
Hemlock dwarf mistletoe - Washington 1972 - 1-6 p. - United States Department of Agriculture, Forest Service. Forest Pest Leaflet No. 135 .