Passiflora rosacea, Kuethe & Justiniano, 2023

Kuethe, J. R. & Justiniano, Hermes, 2023, Establishing the true identity of Passiflora nephrodes (Passifloraceae), resulting in Passiflora rosacea, a new species from Santa Cruz, Bolivia, Phytotaxa 600 (2), pp. 84-94 : 92

Key to Passiflora rosacea and related species in Bolivia, Brazil and Peru.

1. Leaves and stems densely hirsute to pilose ........................................................................................................................................2

1’. Leaves and stems glabrescent to sparingly hirsute.............................................................................................................................4

2. Flowers purple to lavender purple, stipular margins serrate-dentate..................................................................................................3

2’. Flowers rose-pink to bright pink, stipular margins smooth................................................................................................. P. rosacea

3. Corona filaments arranged in series with distinct differences in length. Inner series <2 mm followed by an elongated, well-marked operculum............................................................................................................................................................... P. menispermifolia

3’. Corona filaments rather bushy and indistinctive in length. Inner series> 3 mm becoming gradually longer towards the base of the flower. Operculum somewhat obscured .......................................................................................................................... P. nephrodes

4. Stems essentially glabrescent to very sparingly hirsute. Lobation about half the length of the blade. Flowers pinkish-purple. Central Brazil...................................................................................................................................................................... P. gardneri

4’. Stems sparingly hirsute. Lobation from the lower one-third of the length of the blade. Flowers white. Sub-Amazonian Peru......... ........................................................................................................................................................................................... P. hastifolia