Evolution of Impatiens (Balsaminaceae) in the Albertine Rift – The endemic Impatiens purpureoviolacea complex consists of ten species

Fig. 2. Distribution map of the eight insect-pollinated species of the Impatiens purpureoviolacea complex. Dots indicate species with hairy ovaries, and stars mark species with glabrous ovaries.

Fig. 6. Seeds of the Impatiens purpureoviolacea complex. A–C, Impatiens ludewigii: A & B, Seed; C, Detail of testa. D & E, Impatiens versicolor: D, Seed; E, Detail of testa. F & G, Impatiens gesneroidea: F, Seed; G, Detail of testa. — Scale bars: A, 600 μm; B, 500 μm; C, 100 μm; D, 400 μm; E, 70 μm; F, 400 μm; G, 100 μm. A–C, Fischer 13912, BG Bonn 37754; D & E, Fischer 13988, BG Bonn 34557; F & G, Fischer 11021, BG Bonn 32578.

Fig. 15. Impatiens versicolor. A, Detail of habit; B, C & E, Flower, frontal view; D & F, Flower, lateral view. — A–F, Fischer 13390, Rwanda, between Pindura and Bweyeye.