Pamphlets on Forestry, Volume 41991 |
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Page 470
... swamp sedges , swamp shrubs , and swamp trees gain the ascendency , and these not only show an order of succession among themselves , but are genetically related to the broad - leaved trees of the region . The bog societies are part of ...
... swamp sedges , swamp shrubs , and swamp trees gain the ascendency , and these not only show an order of succession among themselves , but are genetically related to the broad - leaved trees of the region . The bog societies are part of ...
Page 417
... swamp " flora . In other cases irregular arms , extending away from the main body of the lake and protected from wind and wave action , doubtless supported a bog vegetation during the tundra dominance . Since then they have been ...
... swamp " flora . In other cases irregular arms , extending away from the main body of the lake and protected from wind and wave action , doubtless supported a bog vegetation during the tundra dominance . Since then they have been ...
Page 417
... swamp area opens up a new territory for occupa- tion , either by the bog plants or the swamp plants . The pres- ervation of the underground stems of many of the bog species makes their chances more favorable for capturing the area in ...
... swamp area opens up a new territory for occupa- tion , either by the bog plants or the swamp plants . The pres- ervation of the underground stems of many of the bog species makes their chances more favorable for capturing the area in ...
Contents
The Huron River valley | 402 |
their development and ecological conditions | 360 |
The bogplant societies | 429 |
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2d whorl 4th whorl abundant acidity Alnus aments apex apical shoot Aronia average basin bast fibers Betula bog areas bog plants bog societies bog water branches cambial activity cambium cassandra conifers creosote crystals cutting depressions diameter increase Dicotyledonous drainage drained factors Fagales fiber bundles foliar ray forest formation genera glacial growth habitats HARTIG heartwood hickory Huron June lake larch Larix layers leaves lobes lower mature Michigan moraine occur parenchyma parenchyma cells peat perianth periderm phloem pine Pinus piƱon Pinus rigida pith rays plant societies Platanus plates present Quercus radial region resin canals roots rows Salix sapwood scattered sclerenchyma sclerotic sedge shrubs sieve tubes soil species specimens sphagnum stem stone cells substratum surface swamp tamarack temperature thick tissue tracheids trees trunk twigs tyloses undrained uniseriate rays vegetation vessels Viola blanda walls white oak wood xerophilous xylem zone