This sub-tribe contains many interesting plants They develop many-branched, and in their natural environment they are found growing on trees, or on the ground, in rocky places, from which they hang down. The branches or joints may be cylindrical, or flat and -like, or angular. The spines are mostly absent. The are small, and the berries which are produced are usually the prettiest decoration of the plant. They are white, red, or purple.
ERYTHRORHIPSALIS. This genus differs from Rhipsalis by the minute areoles which are furnished with bristle-like spines. There is only one species in the genus
Erythrorhipsalis pilocarpa. W. Brazil. A very pretty species with thin cylindrical branches. Tht areoles have 3 to 10 greyish bristle-like spines. The berries are wine-red and furnished with bristles.
RHIPSALIS. The genus comprises about 58 species. Being, they require a fairly rich and must be grown in rather humid conditions and in shade. They enjoy frequent spraying.
Rliipsalis paradoxa. W. Brazil. A rather curious species. The branches, sometimes 4 feet in length, are formed of regular joints and look as if composed of pale green three-winged links. The flowering areoles are woolly and bristly when young. The flowers are white and the berries reddish.
Rhipsalis houlletiana. W. Brazil. The branches are leaf-like, flat and thin, the margins being dentate, with pointed teeth. Flowers bell-shaped, yellowish-white, with greenish tips. The berries are round and red.
Rhipsalis warmingiana. E. Brazil. A much-branched plant. Theare long, broad, flat, or with three or four angles. The outer petals of the flower are green, the inner petals white. The berry is dark violet.
Rhipsalis salicornioides , also known as Hariota salicornioides. An erect bush, much branched. The joints are bottle-shaped, green, in whorls of 3 to 5. The areoles have short, white bristles. Flowers, yellow.