Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood (2014) The eBird/Clements checklist of birds of the world: Version 6.9 http://www.birds.cornell.edu/clementschecklist/download, läst 2015-02-01
doi.org
dx.doi.org
Broekhuysen, G. J. (1963). ”The breeding biology of the orange-breasted sunbird Anthobaphes violacea (Linnaeus)” (på engelska). Ostrich 34 (4): sid. 187–234. doi:10.1080/00306525.1963.9633478. ISSN0030-6525.
Coetzee, A.; Seymour, C.L.; Spottiswoode, C.N. (2018). ”Investigating the origins of flower colour polymorphisms in sunbird-pollinated Erica (Ericaceae)”. South African Journal of Botany 115: sid. 282–283. doi:10.1016/j.sajb.2018.02.029. ISSN0254-6299.
Johnson, Christopher Michael; He, Tianhua; Pauw, Anton (2014-05-15). ”Floral divergence in closely related Leucospermum tottum (Proteaceae) varieties pollinated by birds and long-proboscid flies” (på engelska). Evolutionary Ecology 28 (5): sid. 849–868. doi:10.1007/s10682-014-9712-0. ISSN0269-7653.
Zoeller, K. C.; Steenhuisen, S.-L.; Johnson, S. D.; Midgley, J. J. (2016-03-15). ”New evidence for mammal pollination of Protea species (Proteaceae) based on remote-camera analysis” (på engelska). Australian Journal of Botany 64 (1): sid. 1. doi:10.1071/BT15111. ISSN1444-9862.
Turner, R.C.; Midgley, J.J. (2016). ”Sunbird-pollination in the geoflorous species Hyobanche sanguinea (Orobanchaceae) and Lachenalia luteola (Hyacinthaceae)”. South African Journal of Botany 102: sid. 186–189. doi:10.1016/j.sajb.2015.07.004. ISSN0254-6299.
Broekhuysen, G. J. (1963). ”The breeding biology of the orange-breasted sunbird Anthobaphes violacea (Linnaeus)” (på engelska). Ostrich 34 (4): sid. 187–234. doi:10.1080/00306525.1963.9633478. ISSN0030-6525.
Coetzee, A.; Seymour, C.L.; Spottiswoode, C.N. (2018). ”Investigating the origins of flower colour polymorphisms in sunbird-pollinated Erica (Ericaceae)”. South African Journal of Botany 115: sid. 282–283. doi:10.1016/j.sajb.2018.02.029. ISSN0254-6299.
Johnson, Christopher Michael; He, Tianhua; Pauw, Anton (2014-05-15). ”Floral divergence in closely related Leucospermum tottum (Proteaceae) varieties pollinated by birds and long-proboscid flies” (på engelska). Evolutionary Ecology 28 (5): sid. 849–868. doi:10.1007/s10682-014-9712-0. ISSN0269-7653.
Zoeller, K. C.; Steenhuisen, S.-L.; Johnson, S. D.; Midgley, J. J. (2016-03-15). ”New evidence for mammal pollination of Protea species (Proteaceae) based on remote-camera analysis” (på engelska). Australian Journal of Botany 64 (1): sid. 1. doi:10.1071/BT15111. ISSN1444-9862.
Turner, R.C.; Midgley, J.J. (2016). ”Sunbird-pollination in the geoflorous species Hyobanche sanguinea (Orobanchaceae) and Lachenalia luteola (Hyacinthaceae)”. South African Journal of Botany 102: sid. 186–189. doi:10.1016/j.sajb.2015.07.004. ISSN0254-6299.