Collection: | Pacific Northwest Research Station, Alaska Image Archive |
Keywords: |
plant ecology reproductive behaviour life form, habit post-seedling development and form crown form and crown relations |
Location: | Alaska |
Description: | Crown form of paper birch. |
Date: | 7/1976 |
Collection: | Pacific Northwest Research Station, Alaska Image Archive |
Keywords: |
plant ecology reproductive behaviour life form, habit post-seedling development and form |
Location: | Alaska; Tanana; Tanacross |
Description: | Old growth or over-mature white spruce near Tanacross. M. Mehl. |
Date: | 7/1974 |
Collection: | Pacific Northwest Research Station, Alaska Image Archive |
Keywords: |
plant ecology ecosystems reproductive behaviour life form, habit post-seedling development and form persistence or shedding of branches self-pruning epicormics |
Location: | Alaska; Prince of Wales Island; Karta Bay |
Description: | Epicormic branching on spruce. Thinned plot, Karta Bay. |
Date: | 1956 |