Facts about Woolly Dutchman's Pipe (Aristolochia tomentosa)

United States

Origin: Native

Regularity: Regularly occurring

Currently: Present

Confidence: Confident

Type of Residency: Year-round

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Aristolochia tomentosa Sims:
United States (North America)

Anonymous. 1986. List-Based Rec., Soil Conserv. Serv., U.S.D.A. Database of the U.S.D.A., Beltsville. http://www.tropicos.org/Reference/1103
Gleason, H. A. 1968. The Choripetalous Dicotyledoneae. vol. 2. 655 pp. In H. A. Gleason Ill. Fl. N. U.S. (ed. 3). New York Botanical Garden, New York. http://www.tropicos.org/Reference/1704
Barringer, K. A. 1994. Aristolochiaceae. 55 pp. http://www.tropicos.org/Reference/46149
Correll, D. S. & M. C. Johnston. 1970. Man. Vasc. Pl. Texas i–xv, 1–1881. The University of Texas at Dallas, Richardson. http://www.tropicos.org/Reference/1493
Small, J. K. 1933. Man. S.E. Fl. i–xxii, 1–1554. Published by the Author, New York. http://www.tropicos.org/Reference/1515
Great Plains Flora Association. 1986. Fl. Great Plains i–vii, 1–1392. University Press of Kansas, Lawrence. http://www.tropicos.org/Reference/637
Fernald, M. 1950. Manual (ed. 8) i–lxiv, 1–1632. American Book Co., New York. http://www.tropicos.org/Reference/1327
Pfeifer, H. W. 1966. Revision of the North and Central American hexandrous species of Aristolochia (Aristolochiaceae). Ann. Missouri Bot. Gard. 53(2): 115–196. http://www.tropicos.org/Reference/44838
Godfrey, R. K. & J. W. Wooten. 1981. Aquatic Wetland Pl. S.E. U.S. Dicot. 933 pp. Univ. Georgia Press, Athens. http://www.tropicos.org/Reference/1711

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Aristolochia hirsuta L.:
Peru (South America)

SPECIMEN BASED RECORD. 1986. Field Museum Type Record. http://www.tropicos.org/Reference/1104

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Morphology

Comments

Aristolochia tomentosa has escaped from cultivation in various places, including Virginia; this is not documented.

Flora of North America @ eFloras.org

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Description

Lianas , twining, to 25 m, woody. Young stem ribbed, tomentose. Leaves: petiole 1-5.5 cm. Leaf blade ovate to reniform, 9-20 × 8-15 cm, base cordate, sinus depth 1-2 cm, apex obtuse to acute; surfaces abaxially tomentose; venation palmate-pinnate. Inflorescences on new growth, axillary, solitary flowers; peduncle not bracteolate, 1-7 cm. Flowers: calyx yellow-green, sharply bent; utricle pendent, globose to cylindric, 0.5-1 × 0.5-0.8 cm; syrinx absent; tube bent, cylindric, 1-3 × 0.5 cm; annulus rugulose; limb yellow, 3-lobed, lobes triangular, 2 × 2 cm, glabrous; gynostemium 3-lobed, globose, 3 mm; anthers 6; ovary 6-locular, 1-7 cm. Capsule ellipsoid to cylindric, 6-8 × 4-6 cm, dehiscence basipetal; valves 3; septa entire, not attached to valves. Seeds flat, triangular, 1 × 1 cm. 2 n = 28.

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Diagnostic Description

Synonym

Isotrema tomentosa (Sims) H. Huber

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Habitat

Habitat & Distribution

Flowering late spring-summer. Alluvial soils along rivers and streams; to 500 m; Ala., Ark., Fla., Ga., Ill., Ind., Kans., Ky., La., Miss., Mo., N.C., Okla., Tenn., Tex.

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Associations

Flower-Visiting Insects of Dutchman's Pipevine in Illinois

Aristolochia tomentosa (Dutchman's Pipevine)
(Insects apparently suck nectar; observations are from Robertson)

Flies
Ceratopogonidae: Atrichopogon websteri sn; Phoridae: Megaselia fungicola sn; Sciaridae: Sciara atrata sn, Sciara vulgaris sn

Beetles
Scraptiidae: Canifa pallipes sn

Hilty, J. Editor. 2010. Insect Visitors of Illinois Wildflowers. World Wide Web electronic publication. flowervisitors.info, version (09/2010).
See: Abbreviations for Insect Activities, Abbreviations for Scientific Observers, References for behavioral observations H

Source: Insect Visitors of Illinois Wildflowers

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Molecular Biology

Statistics of barcoding coverage: Aristolochia tomentosa

Barcode of Life Data Systems (BOLDS) Stats
Public Records: 3
Species: 3
Species With Barcodes: 1

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Source: Barcode of Life Data Systems (BOLD)

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Conservation Status

NatureServe Conservation Status

Rounded Global Status Rank: G5 - Secure

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National NatureServe Conservation Status

United States

Rounded National Status Rank: N4 - Apparently Secure

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Aristolochia tomentosa

Aristolochia tomentosa is a species of flowering plant in the Aristolochiaceae family.

References

C. Neinhuis, S. Wanke1, K. W. Hilu, K. Müller and T. Borsch, (2004). Phylogeny of Aristolochiaceae based on parsimony, likelihood, and Bayesian analyses of trnL-trnF sequences. Plant Systematics and Evolution, Volume 250, Numbers 1-2. pp. 7-26.

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