Abstract
Senna seymeria [Seymeria cassioides (Walt.) Blake], a native root parasite of the South, was grown in crocks with 10 western conifers. Haustorial attachments were found on the roots of all hosts, but they were more numerous on pines than on firs, spruce, and cedar.
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Mann, W. F., Jr., B. C. Williamson, and J. M. McGilvray. 1971. Parasitic weed—a new pine problem. Forest Farmer 30: 6–8.
Musselman, L. J., and W. F. Mann, Jr. 1978. Root parasites of southern forests. U.S.D.A., For. Serv. Gen. Tech. Rpt. SO-20, 76 p. South. Forest Exp. Sta., New Orleans, La.
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Mann, W.F., Musselman, L.J. Senna Seymeria Parasitizes Western Conifers. Econ Bot 33, 338–339 (1979). https://doi.org/10.1007/BF02858264
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DOI: https://doi.org/10.1007/BF02858264