Cuscuta arvensis var. calycina (Engelm.) Engelm.

POWO follows these authorities in synonymising this name:

• Austin, D.F. in Lasser, T. (1982). Convolvulaceae. Flora de Venezuela 8(3): 15-226. Fundación Educación Ambiental. [Cited as Cuscuta campestris.]
• Butkov, A.Y. (1974). Cuscuta in Fl. USSR. Flora of the USSR 19: 30-57. Science Publishers, Inc. [Cited as Cuscuta campestris.]
• Costea, M. in Costea, Mihai (2011). email 9 Oct 2011 with Cuscuta synonyms. email dated 9 Oct 2011 with more synonyms in Cuscuta pentagona/campestris. [Cited as Cuscuta campestris.]
• Cronquist, A. et al. in Cronquist, A., et al. (1984). Convolvulaceae. Intermountain Flora, vascular plants of the intermountain west, U.S.A. 4: 74-84. New York Botanical garden. [Cited as Cuscuta pentagona.]
• Fang, R.-Z. & Staples, G. (1995). Convolvulaceae. Flora of China 16: 271-325. Missouri Botanical Garden Press, St. Louis. [Cited as Cuscuta campestris.]
• Ooststroom, S.J. van & R.D. Hoogland (1953). Convolvulaceae. Flora Malesiana 4: 388-512. Noordhoff-Kolff N.V., Djakarta. [Cited as Cuscuta campestris.]
• Powell, Dulcie A. (1979). The Convolvulaceae of the Lesser Antilles. Journal of the Arnold Arboretum 60: 219-271. [Cited as Cuscuta campestris.]
• Progel, A. in Martius, C.F.P.von & auct. suc. (eds.) (1869). Cuscutaceae. Flora Brasiliensis 7: 372-389 +406. [Cited as Cuscuta campestris.]
• Scoggan, H.J. in Scoggan, H.J. (1979). Convolvulaceae. The Flora of Canada 4: 1253-1257. National Museum of Natural Sciences. [Cited as Cuscuta pentagona.]
• Yuncker, T.G. (1932). The genus Cuscuta. Memoirs of the Torrey Botanical Club 18: 113-331. New York Botanical Garden. [Cited as Cuscuta campestris.]

This name was accepted following an alternative taxonomy by these authorities:

• Gray, A. in Gray, A. (1878). Convolvulaceae. Synoptical Flora of North America, edit. 1 2(2): 207-224, 394. [Cited as Cuscuta arvensis Beyrich var. calycina.]