TABLE 2 in Expanding and subdividing the southern and south-tropical African Kalanchoe [subg. Kalanchoe] sect. Raveta (Crassulaceae subfam. Kalanchooideae): description of K. [sect. Raveta] ser. Raveta, K. [sect. Raveta] ser. Longiflorae, and K. [sect. Raveta] ser. Rotundifoliae

TABLE 2. Comparison of the vegetative and reproductive morphologies of the three series, Kalanchoe ser. Raveta, K. ser. Longiflorae, and K. ser. Rotundifoliae, recognised in K. sect. Raveta.
#OrganK. ser. RavetaK. ser. LongifloraeK. ser. RotundifoliaeA.Vegetative1.Growth formGenerally medium-sized to large, pseudo-rosulate plants with robust but often weak, leaning stemsSmall to medium-sized, herbaceous shrublets with ‘hard’, erect to leaning stemsLow-growing, single-stemmed or multi-branched, herbaceous plants with thin, weak stems2.Plant size at reproductive maturity (m)± 1.0(–2.5)0.5–1.0(–1.5), rarely>2± <13.Stem in cross-sectionRound or vertically ridged, but hardly angledDistinctly angled; usually 4-, 5-, or 6-angledRound4.Leaves (size; shape)Large; round to obovateMedium-sized; ellipticSmall; round to obovate5.Leaf marginsEntireCrenateEntire to crenate6.White-waxy farinaPresentAbsentAbsentB.Reproductive7.Inflorescence (shape in outline)ClavateDiffuseDiffuse8.Inflorescence (floral density)DenseSubdenseSparse9.Flower dispositionOmnidirectional, erect to horizontal to ± pendentGenerally erectErect10.Flowers in outlineVariously ellipticGradually urceolateAbruptly urceolate11.White-waxy farinaPresentAbsentAbsent12.Corolla lobes (colour of adaxial surface)Generally dull; whitish, to faded yellowish, to greenish, or to pinkish redBright yellowVarious shades of red, to orange, to yellow13.Corolla lobes (general shape)Broadly ellipticOften nearly roundLanceolate-narrowed14.Nectar scales (shape)Cuneiform square to transversely oblong± Linear± Linear15.Diurnal movement (closing at night)Absent± AbsentPresent16.Corolla twisting post-anthesisAbsentAbsentPresent17.Production of plants on an inflorescenceInfrequent, but common in some speciesOccasionalInfrequent, but common in some species18.Chromosome number2 n = 342 n = 342 n = 34