English Nectar spur (flower) Cited by user Annikals on 25 Apr 2017 In a famous historical story, Darwin predicted the that that Angraecum sesquipedale, an orchid with an extremely long spur, must be pollinated by a pollinator an equally…
English Angraecum sesquipedale Cited by user 50.233.12.119 on 15 Sep 2016 Angraecum sesquipedale, also known as Darwin's orchid, Christmas orchid, Star of Bethlehem orchid, and King of the Angraecums, is an epiphytic orchid in the genus…