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Helianthus paradoxus
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Helianthus
paradoxus
Heiser
Published In:
Rhodora 60(718): 272–274, f. 1. 1958. (
Rhodora
)
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Name
Reference
IPCN Reference
Gametophytic Count
Sporophytic Count
Country
Helianthus paradoxus Heiser
Powell, A. M. & S. A. Powell. 1978. Chromosome Numbers in Asteraceae. Madroño 25(3): 160–169.
75-78
17
Helianthus paradoxus Heiser
Seiler, G. J. 1982. In IOPB chromosome number reports LXXVII. Taxon 31: 776.
82-83
17
Helianthus paradoxus Heiser
Chandler, J. M., C. C. Jan & B. H. Beard. 1986. Chromosomal differentiation among the annual Helianthus species. Syst. Bot. 11: 354–371.
86-87
17