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Helianthus praecox
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Helianthus
praecox
Engelm. & A. Gray
Published In:
Boston Journal of Natural History 5(2): 221. 1845. (
Boston J. Nat. Hist.
)
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Name
Reference
IPCN Reference
Gametophytic Count
Sporophytic Count
Country
Helianthus praecox Engelm. & A. Gray
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
Helianthus praecox Engelm. & A. Gray
Mohan, G. S. R. & A. Seetharam. 2005. Studies on genetic relationships among cultivated and wild sunflowers through RAPD markers. Cytologia 70: 267–273.
04-06
34
Helianthus praecox Engelm. & A. Gray
De Paula Wilson. 2005. Functionality of major and minor 45S rDNA sites in different diploid wild species and varieties of sunflowers. Caryologia 58(4): 374–379.
04-06
34