Rasmussen, D. A.; Kramer, E. M.; Zimmer, E. A. (2008). „One size fits all? Molecular evidence for a commonly inherited petal identity program in Ranunculales”. American Journal of Botany96 (1): 96–109. DOI:10.3732/ajb.0800038. PMID21628178.
Chamberlain S.A; Rudgers J.A (2012). „How do plants balance multiple mutualists? Correlations among traits for attracting protective bodyguards and pollinators in cotton (Gossypium)”. Evolutionary Ecology26: 65–77. DOI:10.1007/s10682-011-9497-3.
Rasmussen, D. A.; Kramer, E. M.; Zimmer, E. A. (2008). „One size fits all? Molecular evidence for a commonly inherited petal identity program in Ranunculales”. American Journal of Botany96 (1): 96–109. DOI:10.3732/ajb.0800038. PMID21628178.
phys.org
Physics.org (2012). University of Adelaide. "Flightless parrots, burrowing bats helped parasitic Hades flower". Date Retrieved August 2013. [2]
Science Learning Hub. (2012). The University of Waikato. "Attracting pollinators". Date Retrieved: August 2013. [1]Arhivirano 2016-12-03 na Wayback Machine-u
Science Learning Hub. (2012). The University of Waikato. "Attracting pollinators". Date Retrieved: August 2013. [1]Arhivirano 2016-12-03 na Wayback Machine-u