茜草科薄柱草属(Netera)大约有6种,是呈草甸状的多年生草本,喜生于低洼湿地或山上的树林深处。我国南方的湿草地或灌木丛中有野生,东南亚、澳大利亚、墨西哥、南美均有分布。叶片对生,很小,阔卵形或尖矛形;花漏斗形或钟形,也很小,肉质;结梨形或球形小果;有2粒种子;有霜冻的地方宜于室内栽培。植于高山植物室或冷室内可以越冬。在岩石园中可充当地被 There are about 6 species of Netera in the genus Rubiaceae. They are perennial herbs that are meadow-shaped, preferring to be found in low lying wetlands or in the woods deep in the mountains. South China wet grass or shrubs in the wild, Southeast Asia, Australia, Mexico, South America are distributed. Leaves opposite, small, broadly ovate or spikes; flowers funnel-shaped or bell-shaped, also small, succulent; knot pear-shaped or spherical fruit; there are two seeds; frost place should be indoors cultivation. Planting in alpine plants or cold rooms can wintering. In the rock garden can be used as ground cover