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Shiro TSUYUZAKI
Plant community ecology / Environmental conservation

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

(Update on October 17 2009)

Chinese hog-peanut
Amphicarpaea bracteata (L.) Fernald
subsp. edgeworthii (Benth.) H. Ohashi
var. japonica (Oliv.) H. Ohashi
[Fabaceae]

Yabumame (ヤブマメ, 藪豆)

Lifeform: annual vine
Distribution: India - Nepal - China - Japan
Habitat: grasslands and forest edges
Chromosome number: 2n = 22

Varieties

Synonyms

Amphicarpaea bracteata (L.) Fernald subsp. edgeworthii (Benth.) H. Ohashi (s.l.)
Amphicarpaea edgeworthii Benth. var. japonica Oliv.
Amphicarpaea edgeworthii Benth. var. trisperma (Miq.) Ohwi


Amphicarpaea Elliot ex Nutt. in Japan

  • Amphicarpaea edgeworthii Benth. var. trisperma (Miq.) Ohwi (ウスバヤブマメ) [when this type is separatetd from A. bracteata, recently not adopted]
  • Amphicarpaea bracteata (L.) Fernald subsp. edgeworthii (Benth.) H. Ohashi var. japonica (Oliv.) H. Ohashi (ヤブマメ)

Amphicarpaea bracteata in Hokkaido

Commelina Commelina Commelina
[Left] a community. [Center] legumes and leaves. [Right] flowers. At Toya Marine Station, Hokkaido University, on September 8 2009.


References

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