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Crumb structure of Ah in profile, at Dunlap Observatory
Crumb structure of Ah in profile of slide #140, at Dunlap Observatory at Richmond Hill woodlot.
Crowns of maritime pine.
Crowns of maritime pine. Les Landes
Crowns of larger loblolly pine.
Crowns of larger loblolly pine. N.B. openness compared with red, jack and white pines. Savannah
Crowns of 85-year-old natural jack pine
Crowns of 85-year-old natural jack pine cf Slide # 1184. Companion Lake Sapawe
Crowns of 80 year old eastern white pine.
Crowns of 80 year old eastern white pine. Dawson Pond, Leslie Frost Centre.
Crowns of 250 years ponderosa pine. Coconino National Forest.
Crown of 250 years. ponderosa pine. Coconino National Forest. Flagstaff, Arizona
Crown of 250-year ponderosa pine. Coconino National Forest.
Crown of 250-year ponderosa pine. Coconino National Forest. Flagstaff, Arizona.
Crown of 200 year old red pine.
Crown of 200 year old red pine. Temagami.
Crown dieback in black spruce after spruce budworm attack
Crown dieback in black spruce after spruce budworm attack & dry year. Terra Nova.
Crown deformed by mistletoe in ponderosa pine 250years.
Crown deformed by mistletoe in ponderosa pine 250years. Cocinino National Forest. Flagstaff, Arizona.