The Status of the Genus Actinomeris Nutt. (=Verbesina L.) as Revealed by Experimental Hybridization

Chromosome Numbers in Verbesina (Asteraceae, Heliantheae, Verbesininae)

“…A. Heller. n ¼ 17, Coleman (1968Coleman ( , 1971Coleman ( , 1974 Heiser & Smith (1955); Coleman (1971); Keil & Stuessy (1977). All collections were gathered in the U.S.A. Verbesina heterophylla (Chapman (A.…”

“…2n ¼ 34, Coleman (1971Coleman ( , 1974 Zhao (1996), Mexico. Turner (1966); Weedin & Powell (1977), Olsen (1979), Zhao & Turner (1993) Solbrig et al (1972), Robinson et al (1981b).…”

“…2n ¼ 17 II, Strother (1983 (1968), Jones (1970), Solbrig et al, (1972). All collections were gathered in the U.S.A. Verbesina walteri L. n ¼ 17, Coleman (1971), U.S.A. Verbesina warei L. n ¼ 17, Coleman (1968), U.S.A. n ¼ ca. 17, Turner & Flyr (1966), U.S.A. Verbesina zaragosana B. L. Turner.…”