Cuscuta rostrata Shuttleworth. Common name: Appalachian Dodder, Beaked Dodder. Phenology: Jul-Sep. Habitat: High elevation hardwood forests and thickets, especially on Asteraceae (Rudbeckia, Solidago, Symphyotrichum, Eurybia, Eupatorium), but also reported on Collinsonia canadensis, Diervilla, Hydrangea arborescens, Impatiens, Laportea, Rubus, Salix, Urtica, and Symphoricarpos. Distribution: A Southern Appalachian endemic: WV and MD south through w. VA, e. KY, e. TN, w. NC to n. GA.
Origin/Endemic status: Endemic
Synonymy ⓘ: = C, F, FNA14, G, K4, RAB, S, Tn, Va, W, WV, Costea et al (2023), Musselman (1986), Spaulding (2013a); = Grammica rostrata (Shuttlew.) Hadač & Chrtek. Basionym: Cuscuta rostrata Shuttlew. 1845
Links to other floras: = Cuscuta rostrata - FNA14
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Heliophily ⓘ: 4
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© Alan M. Cressler
© Alan M. Cressler | Original Image ⭷
© Gary P. Fleming | Original Image ⭷
© Alan Weakley source | Original Image ⭷
© Gary P. Fleming | Original Image ⭷Feedback
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Horticultural Information
Intro: Annual herbaceous, parasitic vine, lacking roots and chlorophyll, of high-elevation hardwood forests and thickets.
Stems: Stems coarsely thread-like, yellowish-green to bright orange, climbing, forming twining networks, with numerous small suckers (haustoria) that attach to the host plant.
Leaves: Leaves tiny and scaly or absent.
Inforescence:
Flowers: Flowers clustered in small umbels, lacking surrounding bracts, white, 1/8-1/4 in. wide, the corolla bell-shaped and with 5 broadly triangular to oval lobes, very fragrant.
Fruits: Fruit a broadly oval, beaked capsule surrounded by the withered flower.
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description: Annual herbaceous, parasitic vine, lacking roots and chlorophyll, of high-elevation hardwood forests and thickets.
stems: Stems coarsely thread-like, yellowish-green to bright orange, climbing, forming twining networks, with numerous small suckers (haustoria) that attach to the host plant.
leaves: Leaves tiny and scaly or absent.
inflorescence:
flowers: Flowers clustered in small umbels, lacking surrounding bracts, white, 1/8-1/4 in. wide, the corolla bell-shaped and with 5 broadly triangular to oval lobes, very fragrant.
fruits: Fruit a broadly oval, beaked capsule surrounded by the withered flower.
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