Dioecy distributed in 157 flowering plant families and 959 flowering plant genera.
Feifei eZhai, Jinmei eMao, Jinmei eMao, Junxiang eLiu, Xiangyong ePeng, Lei eHan,Zhenyuan eSun 2016, 'Male and Female Subpopulations of Salix viminalis Present High Genetic Diversity andHigh Long-term Migration Rates between Them', Frontiers in Plant Sciencehttp://journal.frontiersin.org/Journal/10.3389/fpls.2016.00330/full. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Functional dioecy of fluted pumpkin was confirmed, whereas none of the studied genotypes was monoecious.
Lawrence Stephen FAYEUN, Alexander Chukwunweike ODIYI, Ayodele Moruf ADEBISI, LateefAkinkunle HAMMED, David Kolawole OJO 2016, 'Floral Biology of Fluted Pumpkin (<i>Telfairia occidentalis</i> Hook.F.)', Notulae Scientia Biologicaehttp://www.notulaebiologicae.ro/index.php/nsb/article/view/9895. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
This raises the possibility of this species moving towards dioecy.
Isabel C. Machado, Ariadna V. Lopes, Marlies Sazima 2010, 'Contrasting bee pollination in two co-occurring distylic species of Cordia (Cordiaceae,Boraginales) in the Brazilian semi-arid Caatinga: generalist in C. globosa vs. specialistin C. leucocephala', Anais da Academia Brasileira de Ciênciashttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652010000400010. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)