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Platanus occidentalis, also known as American sycamore, American planetree, western plane, [2] occidental plane, buttonwood, and water beech, [3] is a species of Platanus native to the eastern and central United States, the mountains of northeastern Mexico, extreme southern Ontario, [4] [5] and extreme southern Quebec. [6]
The leaves may fall prematurely but the vigour of the tree is little affected. [53] Sycamore leaf spot, caused by the fungus Cristulariella depraedans, results in pale blotches on leaves which later dry up and fall. This disease can cause moderate leaf loss but trees are little affected in the long run. [46]
Statuesque sycamore trees are tough, shade tolerant and versatile choices for the modern landscape, coping well with pollution and carbon capture Sycamore care and growing guide: how to grow these ...
The leaves are simple and alternate. In the subgenus Platanus they have a palmate outline. The base of the leaf stalk (petiole) is enlarged and completely wraps around the young stem bud in its axil. The axillary bud is exposed only after the leaf falls off. [citation needed]
Platanus racemosa is the dominant species in the globally and state endangered sycamore-alluvial woodland habitat. Examples of the reddish and yellowish green achenes on the Platanus racemosa. The large palmately lobed leaves may be up to 25 centimetres (9.8 in) centimeters wide and have three or five pointed lobes. [4]
Robert Rowllins of Salisbury, N.H., finishes up a four-hour session of raking leaves out front of his Salisbury, N.H. home, Thursday, Oct. 29, 2009.
Cristulariella depraedans, commonly known as gray mold spot, sycamore leaf spot or bull's eye spot, is a fungal pathogen that affects maple trees (genus Acer) and certain other woody and herbaceous species. In maples, the foliage becomes affected by small grey lesions which expand and coalesce, the leaves later wilting and falling from the tree ...
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