Pilea glaberrima (Bl.) Bl.

Herbs perennial, weak, or subshrubs, stoloniferous, glabrous, dioecious, rarely monoecious. Stems gray green, erect, ascending, or scandent, often branched, longitudinally several angled when dry, to 1.5 m tall, woody at base, densely covered with cystoliths. Stipules persistent, triangular, connate at base, ca. 2 mm, papery; petiole unequal in length, 1.5-5 cm; leaf blade adaxially pale green, ovate, elliptic, oblong- or elliptic-lanceolate, asymmetric, unequal in size, 6-15 × 2.5-7 cm, herbaceous, 3-veined, lateral veins many, transverse, reticulate, cystoliths adaxial, minute, often punctate or mixed with shortly fusiform ones, sometimes inconspicuous, base rounded, obtuse or cuneate, margin shallowly serrate or shallowly crenate sometimes subentire from middle part, apex acuminate. Inflorescences solitary, male a paniculate cyme, usually shorter than subtending petiole; female ones much shorter. Male flowers sessile, in bud ca. 1 mm; perianth lobes 4; stamens 4; rudimentary ovary small, subulate. Female flowers subsessile, in bud ca. 0.6 mm; perianth lobes connate at base, unequal, abaxial lobe cymbiform, longer, subapically corniculate; staminodes 3, inconspicuous, scale-like, oblong. Achene brownish red, ovoid, ca. 1 mm, compressed, inconspicuously verrucose. Fl. May-Sep, fr. Oct-Nov.

Guangdong, Guangxi, Guizhou, Yunnan [Bhutan, Indonesia, NE India, Myamar, Nepal, Sikkim].

Himalaya (Nepal, Sikkim), Khasia, Burma, Java.

300-1700 m

Warm wide-leaved forests, shaded wet places by streams, near streams; 500-1300 m.

Urtica glaberrima Blume, Bijdr. Fl. Ned. Ind. 493. 1826; Pilea goglado Blume; P. smilacifolia Weddell.

Pilea glaberrima là loài thực vật có hoa trong họ Tầm ma. Loài này được (Blume) Blume miêu tả khoa học đầu tiên năm 1856.

点乳冷水花（学名：Pilea glaberrima）为荨麻科冷水花属的植物。分布在缅甸、印度尼西亚、印度、锡金、尼泊尔以及中国大陆的广西、广东、贵州、云南等地，生长于海拔500米至1,300米的地区，多生在山谷林下，目前尚未由人工引种栽培。