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  2. Gymnosporangium sabinae - Wikipedia

    en.wikipedia.org/wiki/Gymnosporangium_sabinae

    Like many rusts, G. sabinae requires two different hosts to complete its life cycle from year to year. Juniper is the winter host and pear is the summer host. Spores (called aeciospores) are produced from the fungal lantern-shaped growths which protrude from the blisters on the underside of the pear leaf which become airborne and infect junipers.

  3. Why do Bradford pear trees smell so awful? And why are ... - AOL

    www.aol.com/why-bradford-pear-trees-smell...

    The Callery pear, or Bradford pear, is one of those vampires. Over the years, Callery pear (Pyrus calleryana) has become one of the most widely planted ornamental trees in the US. But over that ...

  4. Black Worcester pear - Wikipedia

    en.wikipedia.org/wiki/Black_Worcester_pear

    The black Worcester pear (also known as Parkinson's Warden and the Worcester Black Pear) is a cultivar of the European pear (Pyrus communis), it may have come to the British Isles via the Romans, but also has been used in heraldry and around the city of Worcester. The dark fruit is mainly used for cooking or culinary uses.

  5. List of pear diseases - Wikipedia

    en.wikipedia.org/wiki/List_of_pear_diseases

    Black rot, leaf spot and canker Botryosphaeria obtusa Sphaeropsis malorum [anamorph] Black spot (of Japanese pear) Alternaria alternata. Blister canker Helminthosporium papulosum. Blister disease Coniothecium chomatosporum: Blue mold rot Penicillium spp. Penicillium expansum. Botrytis spur and blossom blight Botrytis cinerea

  6. Bradford pear trees have invaded Kansas City, and ... - AOL

    www.aol.com/bradford-pear-trees-invaded-kansas...

    The Callery pear tree, also known as the Bradford pear tree, pops up around the area in the early spring. The Kansas Department of Agriculture ordered a quarantine against these trees, which will ...

  7. Dacryodes edulis - Wikipedia

    en.wikipedia.org/wiki/Dacryodes_edulis

    Dacryodes edulis is a fruit tree in the family Burseraceae native to Africa.Its various regional names include safou (Republic of the Congo, Democratic Republic of the Congo and Angola), messa, plum (), atanga (Equatorial Guinea and Gabon), ube, elumi/rukuki (), [2] [3] African pear, bush pear, African plum, nsafu, bush butter tree, or butterfruit.

  8. Chondrostereum purpureum - Wikipedia

    en.wikipedia.org/wiki/Chondrostereum_purpureum

    Chondrostereum purpureum is a fungal plant pathogen which causes Silver leaf disease of trees. It attacks most species of the rose family Rosaceae, particularly the genus Prunus. The disease is progressive and often fatal. The common name is taken from the progressive silvering of leaves on affected branches.

  9. Pyrus calleryana - Wikipedia

    en.wikipedia.org/wiki/Pyrus_calleryana

    Pyrus calleryana, also known as the Callery pear or Bradford pear, is a species of pear tree native to China and Vietnam, [2] in the family Rosaceae. It is most commonly known for its cultivar 'Bradford' and its offensive odor, widely planted throughout the United States and increasingly regarded as an invasive species .