Identification of the Economic Woods of the United States: Including a Discussion of the Structural and Physical Properties of WoodWiley, 1919 - Broj stranica: 157 |
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Stranica 8
... Magnolia , Liriodendron , Nyssa , Asimina , and Anona there is often a more or less distinct septation of the continuous pith by plates of stone cells , while in Juglans there is decided septation but the diaphragms are not sclerotic ...
... Magnolia , Liriodendron , Nyssa , Asimina , and Anona there is often a more or less distinct septation of the continuous pith by plates of stone cells , while in Juglans there is decided septation but the diaphragms are not sclerotic ...
Stranica 15
... Magnolia scalari- form , except in Magnolia acuminata . Other characteristics of the vessels are the markings on their walls . In most cases they are abundantly pitted with bordered pits , except in contact with parenchymatous cells ...
... Magnolia scalari- form , except in Magnolia acuminata . Other characteristics of the vessels are the markings on their walls . In most cases they are abundantly pitted with bordered pits , except in contact with parenchymatous cells ...
Stranica 20
... Magnolia acuminata .. 1.75 2.30 1.00 Nyssa sylvatica .... 1.70 2.35 1.05 Platanus occidentalis . 1.90 2.30 1.30 Populus deltoides ... 1.40 2.20 .50 66 grandidentata 1.00 1.35 .65 66 heterophylla .. 1.35 1.80 1.00 66 trichocarpa . 1.15 ...
... Magnolia acuminata .. 1.75 2.30 1.00 Nyssa sylvatica .... 1.70 2.35 1.05 Platanus occidentalis . 1.90 2.30 1.30 Populus deltoides ... 1.40 2.20 .50 66 grandidentata 1.00 1.35 .65 66 heterophylla .. 1.35 1.80 1.00 66 trichocarpa . 1.15 ...
Stranica 22
... Magnolia , and Esculus . In Liriodendron ( Plate VI , Fig . 2 ) and Magnolia the outer limit of the growth ring consists of 2-4 rows of tan- gentially flattened wood - parenchyma cells with very thick , copi- ously pitted radial walls ...
... Magnolia , and Esculus . In Liriodendron ( Plate VI , Fig . 2 ) and Magnolia the outer limit of the growth ring consists of 2-4 rows of tan- gentially flattened wood - parenchyma cells with very thick , copi- ously pitted radial walls ...
Stranica 33
... Magnolia [ Plate VI , Fig . 3 ] , Hamamelis and Liquid- ambar in part ) are merely much - elongated bordered pits which appear as horizontal clefts with only narrow portions of the wall between them ( Fig . 11 , E ) . The pit cavities ...
... Magnolia [ Plate VI , Fig . 3 ] , Hamamelis and Liquid- ambar in part ) are merely much - elongated bordered pits which appear as horizontal clefts with only narrow portions of the wall between them ( Fig . 11 , E ) . The pit cavities ...
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Uobičajeni izrazi i fraze
absent Acer Anatomy Betula bordered pits brown cambium Catalpa Cedar cell walls cells high cells wide Comparative Anatomy cross section DEBARY dense Dicotyledons distinct early wood elements Esculus Forestry Fraxinus grain growth ring Guaiacum Gymnosperms Hardwood Record heartwood heartwood and sapwood Hicoria IRVING W Juglans Juniperus Juniperus virginiana late wood Leitneria lens Liquidambar Liriodendron Magnolia MAXWELL numerous Odor perforations simple phloem Pine Pinus Pith flecks pits into ray Platanus Plate Populus Pores in late portion Quercus radial ray cells half-bordered Ray parenchyma ray tracheids resin resin cells resin ducts Robinia sapwood Sassafras scalariform Sequoia simple pits soft species stem structure surface tangential Taxodium Texture Tilia Timber Toxylon tree tyloses U. S. Dept U. S. Div U. S. Forest Service Ulmus unaided eye usually Vessels without spirals wood fibres Wood parenchyma Wood-using Industries xylem
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