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Aristolochia macrophylla, Dutchman's pipe or pipevine, is a perennial vine native to the eastern United States. [2] A. macrophylla belongs to the plant family Aristolochiaceae and is found primarily along the Cumberland Mountains and Blue Ridge Mountains in the eastern portion of the United States, as well as Ontario , Canada.
Aristolochia (English: / ə ˌ r ɪ s t ə ˈ l oʊ k i ə /) is a large plant genus with over 500 species that is the type genus of the family Aristolochiaceae.Its members are commonly known as birthwort, pipevine or Dutchman's pipe and are widespread and occur in the most diverse climates.
Aplysina archeri, also known as a stove-pipe sponge because of its shape, is a species of tube sponge that has long tube-like structures of cylindrical shape. Although they can grow in a single tube, they often grow in large groups of up to 22 tubes. [2] A single tube can grow up to 5 feet (1.5 m) high and 3 inches (7.6 cm) thick.
It sends out new green heart-shaped leaves after it blooms. The bloom period is January through April. [3] The plant produces large, green-to-pale-brown, curving pipe-shaped flowers, with purple veins and a yellow-to-red lining. [5] The U-shaped flowers produce winged capsular green fruits. [5]
It is a deciduous woody vine growing to 30 m tall or more given suitable support, attaching itself by means of numerous small branched tendrils tipped with sticky disks. The leaves are simple, palmately lobed with three lobes, occasionally unlobed or with five lobes, or sufficiently deeply lobed to be palmately compound with (usually) three leaflets; the leaves range from 5 to 22 cm across.
The leaves are narrow and fixed. The lower leaves are broad and round with backwardly directed lobes, 50–80mm × 0.5–3mm. Stem leaves are linear, entire, growing whitish with 2-fid hairs; 21–43mm × 1.5–2mm. Flower clusters grow at intervals on short equal stalks along the stem, with bright yellow to red or pink bilateral flowers ...
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The plants usually have underground rhizomes or tubers. The leaves are arranged in two rows with the petioles having a sheathing base. The leaf blade is narrow or broad with pinnate veins running parallel to the midrib. The petiole may be winged, and swollen into a pulvinus at the base. [citation needed]