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  2. Beech bark disease - Wikipedia

    en.wikipedia.org/wiki/Beech_bark_disease

    Beech bark disease is a disease that causes mortality and defects in beech trees in the eastern United States, Canada and Europe. [ 1 ] [ 2 ] [ 3 ] In North America , the disease occurs after extensive bark invasion by Xylococculus betulae and the beech scale insect , Cryptococcus fagisuga . [ 4 ]

  3. List of Douglas-fir diseases - Wikipedia

    en.wikipedia.org/wiki/List_of_douglas-fir_diseases

    Fungal diseases; Annosus root disease Heterobasidion annosum. Spiniger meineckellum [anamorph] Armillaria root disease Armillaria solidipes. Armillaria spp. Black stain root disease Leptographium wageneri var. pseudotsugae: Blue stain fungus Grosmannia clavigera: Bleeding sap rot Stereum sanguinolentum: Brown crumbly rot Fomitopsis pinicola ...

  4. Eucalyptus sideroxylon - Wikipedia

    en.wikipedia.org/wiki/Eucalyptus_sideroxylon

    Eucalyptus sideroxylon, commonly known as mugga ironbark, [3] or red ironbark [4] is a small to medium-sized tree that is endemic to eastern Australia. It has dark, deeply furrowed ironbark , lance-shaped adult leaves, flower buds in groups of seven, white, red, pink or creamy yellow flowers and cup-shaped to shortened spherical fruit.

  5. Category:Tree diseases - Wikipedia

    en.wikipedia.org/wiki/Category:Tree_diseases

    Pages in category "Tree diseases" The following 33 pages are in this category, out of 33 total. ... Foamy bark canker; Forest pathology; H. Helicotylenchus dihystera;

  6. Douglas fir - Wikipedia

    en.wikipedia.org/wiki/Douglas_fir

    The bark on young trees is thin, smooth, gray, and contains numerous resin blisters. On mature trees, usually exceeding 80 years, [ citation needed ] it is very thick and corky, growing up to 36 cm (14 in) thick with distinctive, deep vertical fissures caused by the gradual expansion of the growing tree.

  7. Citizen scientists to study this tree disease found in ...

    www.aol.com/news/citizen-scientists-study-tree...

    The disease gets its name from the black patches that grow on the trunks of infected trees. In a newly infected tree, branches become denuded and then die off. Eventually, the entire tree succumbs.

  8. Ironbark - Wikipedia

    en.wikipedia.org/wiki/Ironbark

    E. crebra bark. Ironbark is a common name of a number of species in three taxonomic groups within the genus Eucalyptus that have dark, deeply furrowed bark. [1]Instead of being shed annually as in many of the other species of Eucalyptus, the dead bark accumulates on the trees, forming the fissures.

  9. Fusarium circinatum - Wikipedia

    en.wikipedia.org/wiki/Fusarium_circinatum

    Fusarium circinatum is a fungal plant pathogen that causes the serious disease pitch canker on pine trees and Douglas firs (Pseudotsuga menziesii).The most common hosts of the pathogen include slash pine (Pinus elliottii), loblolly pine (Pinus taeda), Monterey pine (Pinus radiata), Mexican weeping pine (Pinus patula), and Douglas fir. [1]

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