Pamphlets on Forestry, Volume 41991 |
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Page 257
... occur in Sequoia and Taxodium as weak bundles with the form of the fibers essentially different from that of the secondary bast fibers . Inner bark . The secondary bark of Sequoia , Tarus , Tax- odium , Cupressus , Thuja , Libocedrus ...
... occur in Sequoia and Taxodium as weak bundles with the form of the fibers essentially different from that of the secondary bast fibers . Inner bark . The secondary bark of Sequoia , Tarus , Tax- odium , Cupressus , Thuja , Libocedrus ...
Page 343
... occur in elongated clusters . The pistillate form is easily distinguished by short stalks . Both sorts are very plentiful in seed years , but are scarce during other years . The mature cone is short , top - shaped , 19 to 50mm ( 0.75 to ...
... occur in elongated clusters . The pistillate form is easily distinguished by short stalks . Both sorts are very plentiful in seed years , but are scarce during other years . The mature cone is short , top - shaped , 19 to 50mm ( 0.75 to ...
Page 441
... occur among the shrubby growth . THE DELHI MUSKEAGS . In the bog north of Delhi which has already been described occur two areas , somewhat to the west of the lakes , which seem to represent a later stage in the history of a bog than ...
... occur among the shrubby growth . THE DELHI MUSKEAGS . In the bog north of Delhi which has already been described occur two areas , somewhat to the west of the lakes , which seem to represent a later stage in the history of a bog than ...
Contents
The Huron River valley 351 | 351 |
their development and ecological conditions | 360 |
The bog plant societies | 429 |
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2d whorl 4th whorl abundant acidity aggregate ray Alnus aments annual ring apex Aronia basin bast fibers Betula bog areas bog plants bog societies bog water branches cambial activity cambium cassandra conifers creosote crystals cutting depressions diameter increase Dicotyledons drainage drained factors Fagales fiber bundles foliar ray forest formation glacial growth habitats HARTIG heartwood hickory Huron June lake larch Larix layers leaves lower 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 tyloses undrained uniseriate rays vegetation vessels Viola blanda walls white oak wood xerophilous xylem zone μ μ μ