Pamphlets on Forestry, Volume 41991 |
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Page 339
... young , gla- brous at maturity , veins prominent aments large , upon lateral shoots 6-8 cm . long , .75-1 cm . thick , often three borne on a single branch , very densely flowered , six to ten leaves on the peduncle , flowering in July ...
... young , gla- brous at maturity , veins prominent aments large , upon lateral shoots 6-8 cm . long , .75-1 cm . thick , often three borne on a single branch , very densely flowered , six to ten leaves on the peduncle , flowering in July ...
Page 341
... young vigorous shoots , remotely dentate , the teeth narrow , sometimes quite spinulose : stipules conspicuous , ear - shaped , ob- scurely denticulate , deciduous aments of late spring on short lateral peduncles , which bear four to ...
... young vigorous shoots , remotely dentate , the teeth narrow , sometimes quite spinulose : stipules conspicuous , ear - shaped , ob- scurely denticulate , deciduous aments of late spring on short lateral peduncles , which bear four to ...
Page 404
4. SHRUB AND YOUNG TREE SOCIETY . Aronia arbutifolia , Ilici- oides mucronata , Rosa caroliniana , Ilex verticillata ; young specimens of Larix laricina , Betula pumila , Picea Mariana , and Acer rubrum . Beneath these occur a ...
4. SHRUB AND YOUNG TREE SOCIETY . Aronia arbutifolia , Ilici- oides mucronata , Rosa caroliniana , Ilex verticillata ; young specimens of Larix laricina , Betula pumila , Picea Mariana , and Acer rubrum . Beneath these occur a ...
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 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