Tree of Heaven
Ailanthus altissima
Observed near Page Springs, Yavapai Co., Arizona, USA. August 2011.
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LEAVES: Long (often > ½ m) compound leaves with serrated
margins.
FLOWERS: Large groups of small yellow-green flowers.
TREE: A medium sized tree in Arizona's riparian habitats.
RANGE: Here and there in Arizona having escaped cultivation into
stretches with moist soil conditions. It is considered usually to be a very
unwelcome exotic and invasive weed. A welcome tree in some cities and widely
spread throughout North America having originated from China.
FRUIT: The single seeds are surrounded by a wide and elongate wing of
tissue that allows seed to sail far in the wind.
UNARMED
Simaroubaceae -- A Small, Mostly Tropical Family
More Information:
- Wikipedia
- Southwest Environmental Information Network
- USDA Plant Profile
- ITIS Taxonomic Report
- Google Images
- Google Scholar Literature Search