. The Canadian field-naturalist. 132 The Canadian Field-Naturalist [Vol. XXXIX. TWINING FIRS Figure No. 1.—Grand fir. Abies Grandis, Lindley. Twine to the left by one Grand fir around another tree of the same species. The "Gorge Park", Victoria, being healed over by a callus formation from the parent tree. The explanation of the multiple leader formation may be that it is a case where the leader of the young fir was destroyed and the lower branches all tried to become substitute leaders. (See The Canadian Field Naturalist, Vol. XXXIX, No. 5, Fig 5, p. 99, Fig 6, p. 100.) One of
. The Canadian field-naturalist. 132 The Canadian Field-Naturalist [Vol. XXXIX. TWINING FIRS Figure No. 1.—Grand fir. Abies Grandis, Lindley. Twine to the left by one Grand fir around another tree of the same species. The "Gorge Park", Victoria, being healed over by a callus formation from the parent tree. The explanation of the multiple leader formation may be that it is a case where the leader of the young fir was destroyed and the lower branches all tried to become substitute leaders. (See The Canadian Field Naturalist, Vol. XXXIX, No. 5, Fig 5, p. 99, Fig 6, p. 100.) One of them may have dominated and now form the trunk around which the twiner has .tried to circle. The twiner, in that case, would be one of the competing branches which, being out- distanced in the vertical race, resorted to twining. The stub probably belonged to another competing branch which was also being left behind in the vertical race at the time it was cut away. Figure 5 and Figure 5a. In the woodland portion of the new Inter-Municipal Burial Park at Royal Oak, in the Saanich Municipality, I have. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Ottawa Field-Naturalists' Club. Ottawa, Ottawa Field-Naturalists' Club
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