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Stage 6 of 7 of Seed Maturation: Abies fraseri Poir. (Fraser’s fir), pine cone seed maturationOctober 1974
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Populus deltoides (eastern cottonwood), dispersed seeds and comaJune 1975
Kohout, John
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Stage 4 of 7 of Seed Maturation: Abies fraseri Poir. (Fraser’s fir), pine cone seed developmentOctober 1974
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Populus deltoides (eastern cottonwood), dangling fruit cluster with leaves and seedsApril 1978
Kohout, Kitty