Cuscuta salina |
Cuscuta approximata |
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goldenthread, inland salt-marsh dodder, salt dodder, saltmarsh dodder |
alfalfa dodder, cluster dodder, smallseed alfalfa dodder, smoothseed alfalfa dodder |
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Stems | orange-yellow, slender. |
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Inflorescences | loose to dense, corymbiform; bracts at base of clusters 1, at base of pedicels 0 or 1, ovate-lanceolate to lanceolate, membranous, margins entire, apex acute. |
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Pedicels | (0.5–)1–5 mm. |
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Flowers | 5-merous, 2.5–4.5 mm, membranous, not papillate or corolla lobes papillate; calyx yellow, cylindric to narrowly campanulate, equaling corolla tube length, divided 1/2 its length, not reticulate, ± glossy, lobes lance-ovate to lanceolate, bases not overlapping, margins entire, midvein not carinate, apex acute to acuminate; corolla white, drying creamy white, 2.2–4 mm, tube cylindric-campanulate to obconic, 1.2–2 mm, not saccate, lobes spreading to reflexed, lance-oblong to lance-ovate, equaling corolla tube length, margins entire or irregular, apex acute to acuminate or cuspidate, sometimes appearing tridentate, straight; infrastaminal scales oblong to obovate, 1–1.7 mm, 4/5 corolla tube length, bridged at 0.2–0.4 mm, rounded, uniformly densely fimbriate, fimbriae 0.1–0.3 mm; stamens exserted at full anthesis, shorter than corolla lobes; filaments 0.3–0.7 mm; anthers 0.3–0.7 × 0.2–0.5 mm; styles uniformly filiform, 0.4–0.9 mm, shorter than ovary. |
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Capsules | ellipsoid-ovoid, 1.6–2.5 × 1.7–2.4 mm, thickened and raised around relatively small interstylar aperture, not translucent, surrounded or capped by withered corolla, indehiscent. |
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Seeds | 1, ± obcompressed, broadly ellipsoid to subglobose, 1.3–1.5 × 1.2–1.4 mm, hilum region subterminal. |
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2n | = 30. |
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Cuscuta salina |
Cuscuta approximata |
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Phenology | Flowering Mar–Nov. | |
Habitat | Hosts: Atriplex, Centromadia, Cressa, Frankenia, Jaumea, Plantago, Salicornia, Salsola, Suaeda, Trichostema, Wislizenia. | |
Elevation | 0–1000 m. (0–3300 ft.) | |
Distribution |
AZ; CA; NV; UT; Mexico (Baja California, Baja California Sur, Sonora)
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Europe; Asia; n Africa; Atlantic Islands [Introduced in North America]
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Discussion | Varieties 3 (1 in the flora). Variety episonchum (Webb & Berthelot) Yuncker is known from western Europe, northern Africa, and Atlantic Islands (Canary Islands); var. schiraziana (Boissier) Yuncker is known from Europe and northern Africa. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Source | FNA vol. 14. | FNA vol. 14. |
Parent taxa | Convolvulaceae > Cuscuta > subg. Grammica | Convolvulaceae > Cuscuta > subg. Cuscuta |
Sibling taxa | ||
Subordinate taxa | ||
Name authority | Engelmann in W. H. Brewer et al.: Bot. California 1: 536. (1876) | Babington: Ann. Mag. Nat. Hist. 13: 253, plate 4, fig. 3. (1844) |
Web links |
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