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(First upload on December 23 2007. Last on October 21 2018) [ 日本語 | English ]

Gynostemma pentaphyllum (Thunb.) Makino






Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

Gynostemma Blume (アマチャヅル)
Over 19 species, native to easern Asia
One species in Japan
Ama·cha·zuru (アマチャヅル, 甘茶蔓), sweet tea vine

ama = sweet, cha = tea, zuru = vine

Distribution: Japan (from Hokkaido to Ryukyu), Korea, China, Malaysia, India
Habitat: grasslands, forest edges, and gaps

HUSTEP: Plants and Plant communities in Japan (flora list)

Leaf: 3-5 leaflets ↔ Schizopepon bryoniifolius = simple

sparse hair on the face ↔ Cayratia japonica (ヤブガラシ)

Use: medicine, because of containing saponin
var. maritimum Kitam. (ソナレアマチャヅル), seacoasts in Kouchi Prefecture
f. simplicifolium (Blume) W.J. de Wilde et Duyfjes (ナンゴクアマチャヅル)
索引

Gynostemma pentaphyllum in Hokkaido


ST1 ST2 ST3
ST4 ST5
[1] in Hokkaido University Campus on September 19 2007. [2/3] near a transplanted forest of Fraxinus mandshurica in the Experimental Forest of the University of Tokyo, Furano, central Hokkaido, on June 28 2017. [4] in the Uryu Experimenta Forest of Hokkaido University, used for a field training, northern Japan, on June 25 2018. [5] near the experimental farm of Hokkaido University on September 8 2018, just after a huge earthquake, when the tree damages by typhoon was investigated,.

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