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Tree-of-Heaven (Ailanthus altissima) - http://www.nps.gov/plants/alien/fact/aial1.htm
Description of the plant, its distribution and the problems it causes, plus detailed information on management techniques. From the Plant Conservation Alliance. |
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Ailanthus altissima - http://www.ppws.vt.edu/scott/weed_id/ailal.htm
Information and several photographs of the Tree of Heaven at different stages of growth. |
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Ailanthus altissima (Tree-of-heaven) - http://project.bio.iastate.edu/trees/campustrees/Ailanthus_text.html
Brief description, photograph of large specimen in Iowa. |
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Ailanthus altissima (Tree of Heaven) - http://omega.cc.umb.edu/~conne/jennjim/ailanthus.html
Brief description and references, map showing the progressive distribution of the species in Massachusetts from 1860 to 1978. |
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Tree-of-heaven, Ailanthus altissima (Simaroubaceae) - http://www.forestry.auburn.edu/samuelson/dendrology/simaroubaceae_pg/tree_of_heaven.htm
Brief description, several detailed photographs. |
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Ailanthus altissima - http://www.hort.uconn.edu/plants/a/ailalt/ailalt1.html
Information on the Tree of Heaven. Click thumbnails to enlarge photographs of form, foliage, flowers, fruits and bark. |
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Ailanthus altissima, Tree-of-heaven - http://www.ces.ncsu.edu/depts/hort/consumer/factsheets/trees/images/AilanAl1.htm
North Carolina State University fact sheet, photograph by Alice B. Russell. References A Tree Grows in Brooklyn. |
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Ailanthus altissima (Tree-of-Heaven) - http://tncweeds.ucdavis.edu/esadocs/ailaalti.html
Stewardship document provides history of the plants' migration from China to the Americas, associated ecological problems, management tactics, extensive bibliography and several detailed photographs. From The Nature Conservancy. |
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Ailanthus altissima - http://www.botany.hawaii.edu/faculty/carr/images/ail_alt_fr.jpg
Close-up image of leaves. |
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Ailanthus altissima - http://www.botany.hawaii.edu/faculty/carr/images/ail_alt_fl_cu.jpg
Close-up image of flowers. |