Of paddles, soup plates, and clubs: the taxonomy of the southern and southtropical African Kalanchoe sect. Raveta (Crassulaceae subfam. Kalanchooideae; Kalanchoe subg. Kalanchoe) and its constituent species Author Smith, Gideon F. text Phytotaxa 2022 2022-10-11 568 1 8 26 http://dx.doi.org/10.11646/phytotaxa.568.1.2 journal article 163384 10.11646/phytotaxa.568.1.2 1d8efeab-9049-47a4-90e0-aa3272c9e6a2 1179-3163 7184224 Updated identification key to species included in Kalanchoe sect. Raveta , i.e., those species with large, obovate to round leaves and dense-flowered, club-shaped inflorescences 1a. Leaves basally distinctly auriculate .................................................................................................................................... K. winteri 1b. Leaves basally cuneate, sometimes slightly flared ........................................................................................................................... 2 2b. Plants tomentose, rarely glabrous ................................................................................................................................... K. montana 2a. Plants glabrous ................................................................................................................................................................................. 3 3a. Corolla lobes bright yellow .............................................................................................................................................................. 4 3b. Corolla lobes white, pale yellowish green, or pale pink to reddish ................................................................................................. 5 4a. Corolla tubes narrowly-urceolate, 9–10 mm long; 8 anthers exserted at anthesis .......................................................... K. crouchii 4b. Corolla tubes cylindrical, 12–20 mm long; 4 anthers exserted at anthesis .................................................................. K. thyrsiflora 5a. Corolla lobes pale pink to reddish ................................................................................................................................ K. benbothae 5b. Corolla lobes white or pale yellowish green .................................................................................................................................... 6 6a. Nectar scales cuneiform-quadrangular, 3-lobate above ...................................................................................................... K. luciae 6b. Nectar scales rectangular, distinctly wider than long, entire above ...................................................................................... K. wildi