Pamphlets on Forestry, Volume 41991 |
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Page 417
... facts certain criticisms by Professor Groom of the results secured by Eames and the writer are of interest . Professor ... fact that the foliar ray has reached varying stages of aggregation and fusion in different species of the Fagales ...
... facts certain criticisms by Professor Groom of the results secured by Eames and the writer are of interest . Professor ... fact that the foliar ray has reached varying stages of aggregation and fusion in different species of the Fagales ...
Page 417
... facts pointed out by the writer in a former paper , that the depressed segments of the oak stem are produced ( see Pl ... fact that in the majority of woody Angiosperms this primitive type of foliar ray has been changed structurally or ...
... facts pointed out by the writer in a former paper , that the depressed segments of the oak stem are produced ( see Pl ... fact that in the majority of woody Angiosperms this primitive type of foliar ray has been changed structurally or ...
Page 417
... fact that the rays related to the lateral leaf- traces are persistent at the node . Owing to the phyllotaxy of the plant the three remaining segments ( x ) are less strongly depressed . Fig . 14 shows a cross - section of the mature ...
... fact that the rays related to the lateral leaf- traces are persistent at the node . Owing to the phyllotaxy of the plant the three remaining segments ( x ) are less strongly depressed . Fig . 14 shows a cross - section of the mature ...
Contents
The Huron River valley | 402 |
their development and ecological conditions | 360 |
The bogplant societies | 429 |
4 other sections not shown
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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 piñon 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