FIGURE 4 in Aspidoglossum albocoronatum (Apocynaceae, Asclepiadoideae), a new species with a remarkable petaloid corona from the northern provinces of South Africa

FIGURE 4. Variation in morphological expression of the staminal corona-lobes of Aspidoglossum albocoronatum. A–E: dorsal view of the five corona-lobes from a single flower showing the variation in expression of the main lobe to the back and the ventral appendage, Bester 5591. F–K, each pair showing one corona-lobe from different flowers (different collections), F 1 –K 1, ventral side; F 2 –K 2, dorsal side. F, Balkwill & Balkwill 9610; G, Maserumule 367; H, Swelankomo 189; I, Winter 4630; J, Bester 5546; K, Bester 5591. Scale bar: 0.6 mm. Artist: G. Condy.