은룡-[정명] Euphorbia tithymaloides L.

Euphorbia tithymaloides is a perennial succulent spurge native to the tropical and subtropical areas of North America and Central America. An erect shrub, the plant is also known by the scientific name Pedilanthus tithymaloides. However, the genus Pedilanthus has been subsumed into the genus Euphorbia, and is more correctly known by its new name (Euphorbia tithymaloides).

Names

Euphorbia tithymaloides has a large number of household names used by gardeners and the public. Among them are redbird flower, devil's-backbone, redbird cactus, Jewbush, buck-thorn, cimora misha, Christmas candle, fiddle flower, ipecacuahana, Jacob's ladder, Japanese poinsettia, Jew's slipper, milk-hedge, myrtle-leaved spurge, Padus-leaved clipper plant, red slipper spurge, slipper flower, slipper plant, slipper spurge, timora misha, and zig-zag plant.

In other parts of the world, it is known as gin-ryu (Japan); pokok lipan and penawar lipan (Indonesia); airi, baire, and agia "rang chita" (Bengal), (India); aperejo (Yoruba); sapatinho do diabo (Brazil); ítamo real (Cuba and Puerto Rico); pantoufle (France); and zapatilla del diablo (Mexico).

Description

The shrub can grow to 1.8 to 2.4 metres (6 to 8 ft) in height and generally is about 45 to 60 cm (18 to 24 in) in width. The leaf is a simple angiosperm leaf, arranged oppositely on the stem. Each leaf is sessile (attaching directly to the plant), and about 35 to 75 mm (1.4 to 3 in) in length. The leaves are glabrous (smooth) and acuminate in shape, with entire (smooth) edges. The veins in the leaves are pinnate.

Inflorescences

The plant terminates in a dichotomous cyme, with a peduncle supporting each flower. The floral leaves are bifid (split in two parts) and ovate, while the involucral bracts are bright red, irregularly acuminate in shape (e.g., like a slipper), and about 1.1 to 1.3 mm (0.043 to 0.051 in) in length with a long, thin tube. The flower is void of scent. The male pedicel is hairy, while the female is glabrous. The plant generally flowers in mid-spring.

The seed pod is about 7.5 mm (0.30 in) long and 9 mm (0.35 in) wide, and ovoid in shape (with truncated ends).

Euphorbia tithymaloides - Wikipedia

https://youtu.be/A4neew9HRMM?t=1579