Appendix 



Poplars — Populus spp. 

 Eucalyptus — Eucalyptus spp. 

 Catalpa— Ca/a//)a spp. 

 Osage Orange — Toxylon pomijerum 

 Pitch Pine — Pinus rigida 

 Shortleaf Pine— P/nui echinata 

 Hickory (shagbark) Hicoria ovata 

 Walnut (black) Juglans nigra 

 Redwood — Sequoia sempervirens 

 Ailanthus — Ailanthus glandulosa 



TREES PREFERRING WET SOIL 



Red Maple — Acer ruhrum 



Silver Maple — Acer saccharinum 



Sweet Gum — Liquidamhar Styracifua 



Red Birch — Betula nigra 



White Birch — Betula populifolia 



Big Shell-bark Hickory — Hicoria laciniosa 



Tupelos — Nyssa spp. 



Bald Cypress — Taxodium distichum 



Pin Oak — ^uercus palustris 



Swamp White Oak — ^uercus platanoides 



Willow Oak — Sluercus Phellos 



Poplars — Populus spp. 



Willows — Salix spp. 



Alders — Alnus spp. 



Black Ash — Fraxinus nigra 



Black Spruce — Picea Mariana 



Blue Beech — Carpinus CaroUniana 



Sycamore — Platanus occidentalis 



Swamp Bay — Magnolia glauca 



Tamarack — Larix Americana 



TEN BROAD-LEAVED TREES HAVING WEEPING 

 FORMS 



Silver Maple — Acer saccharinum, var. Wieri 



White Birch — Betula alba, var. pendula 



Beech — Fagus Americana, var. pendula 



Ash — Fraxinus excelsior, var. pendula 



Plum — Prunus pendula 



Cherry — Prunus serotina, var. pendula 



Willow — Salix Babylonica 



Linden — Tilia petiolaris 



Elm — Ulmus scabra, var. pendula 



Oak — ^uercus pedunculata, var. pendula 



TEN TREES FOR SMOKY CITIES 



(Evergreens cannot endure smoke) 



Honey Locust — Gleditsia triacanthos 



American Elm — Ulmus Americana 



White Ash — Fraxinus Americana 



Cottonwood — Populus deltoidea 



Ailanthus — Ailanthus glandulosa 



Horse Chestnut — JEsculusHippocastanum 



Buttonwood — Platanus occidentalis. 



Lindens — Tilia spp. 



Maples — Acer spp. 



Balm of Gilead — Populus balsamifera 



TREES WITH LARGE SPREADING CROWNS 



(Suitable for wide streets and roadways.) 



American Elm — Ulmus Americana 



Silver Maple — Acer saccharinum 



Honey Locust — Gleditsia triacanthos 



Tulip Tree — Liriodendron TuUpijera 



Sycamore — Platanus occidentalis 



Cottonwood — Populus deltoidea 



Red Oak — ^uercus rubra 



Black Oak — i^uercus velutina 



Live Oak — ^uercus Virginiana 



White Oak — ^uercus alba 



White Ash — Fraxinus Americana 



Chestnut — Castanea dentata 



Horse Chestnut — Msculus Hippocastanutn 



Silver Poplar — Populus alba 



Black Walnut — Juglans nigra 



TEN VERY TALL DECIDUOUS TREES 



(Suitable for avenues and parks) 



Buttonwood — Platanus occidentalis 

 Black Walnut — Juglans nigra 

 Tulip Tree — Liriodendron TuUpijera 

 Pin Oak — Quercus palustris 

 Red Oak — ^uercus rubra 

 Black Oak — Qjiercus velutina 

 Cottonwood — Populus deltoidea 

 American Elm — Ulmus Americana 

 Bald Cypress — Taxodium distichum 

 Honey Locust — Gleditsia triacanthos 



TEN VERY NARROW PYRAMIDAL TREES 



(Suitable for formal gardens.) 



Red Cedar — Juniperus Virginiana 



Firs — Abies spp. 



Spruces — Picea spp. 



Larches — Larix spp. 



Bald Cypress — Taxodium distichum 



Arbor Vitae — Thuya spp. 



Lombardy Poplar — Populus nigra, \aT. Italica 



Yellow Cypress — Chamacyparis Nootkatensis 



Port Orford Cedar — Chamacyparis Law 



soniana 

 Ginkgo — Salisburia adiantijoUa 



TEN TREES UNDESIRABLE FOR STREET PLANT- 

 ING 



Box Elder — Short-lived; easily broken by 



wind. 

 Silver Maple — Short-lived; easily broken by 



wind. 

 Virgilia — Low branched; easily broken; 



flowers stolen. 

 Carolina Poplar — Short-lived, coarse; easily 



broken. 

 Mountain Ash — Too small; branches broken 



by thieves. 



576 



