Aristolochia tomentosa Sims - Dutchman's Pipe

Aristolochia tomentosa plant

Family - Aristolochiaceae

Stems - No info yet.

Aristolochia tomentosa stem

Leaves - No info yet.

Aristolochia tomentosa leaf

Aristolochia tomentosa leaf2

Aristolochia tomentosa leaf surfaceAbaxial leaf surface.

Inflorescence - No info yet.

Flowers - No info yet.

Aristolochia tomentosa flower

Aristolochia tomentosa flower

Flowering - May - June.

Habitat - Bottoms, mesic upland forests, less commonly on gravel bars, sand prairies, disturbed floodplain areas.

Origin - Native to U.S.

Other info. - This species can be found in the southern half of Missouri. The plant is easy to identify becasue of its climbing stems (which are pubescent on the young growth), its big leaves, and its distinctive flowers. The flowers are commonly overlooked as they are typically hidden by the large leaves or produced high above the ground. The big fruits are more easily seen and have many flat seeds. The plant typically is seen as below:

Aristolochia tomentosa plant

Photographs taken along the Current River, Shannon County, MO., 6-5-03, and in Auburn, AL., 4-12-06.


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