PRASINA Brown, 1904
Type : Nyasaland [Malawi], cultivated in Kew Gardens, 6 February 1904, Brown s.n.
Distribution : Eastern and south-tropical Africa (northern Mozambique, southern Tanzania and Malawi).
Description (by Gideon F. Smith 2020) :
Perennial, small to medium-sized, low-growing, glabrous, branched from a rather woody base,leafy shoots tuft-like with a rosulate appearance, succulent, to 4 (-15) cm tall.
Branches sturdy, more or less erect, purplish to yellowish green, internodes generally short.
Leaves few to many, erect to spreading, hardly glaucous, light green, densely and somewhat regularly purple-spotted, spots sparsely or densely confluent into ribcage-like patterns, petiole absent or to 5 - 7 mm long, blade 4 - 8 (-14) x 2 - 4 (-5) cm, upper surface flat or convex, lower surface convex, obovate to spathulate, succulent, base cuneate, apex rounded, margins smooth or irregularly scalloped with softly rounded crenations along entire length.
Inflorescence a diffuse, terminal, branched, rather few-flowered cyme, 12 - 25 cm tall, pedicels (2-) 3 - 5 mm long.
Flowers 4 - 5 mm long, basally stiitate, hardly opening, dull green (base of tube) to white very lightly purplish-infused (upper part of tube), sepals purple, 1 - 1.5 mm long, acute, very much clasping the corolla tube, corolla tube 3 - 4 mm long, hardly 4-angled, basally conspicuously broadened, petals 1 - 2 x 0.75 - 1 mm, ascending.
Cytology possibly 2n = 34
Note :
K. prasina has also been found on the Montagora Hills and on Litenga Hill in the Songea District in the south of Tanzania beteen rocks in 1200 - 1410 m. It was distributed under the name 'Kalanchoe spec. Kenya', however it has never been collected there.