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Common BeanπΏ
Phaseolus vulgaris
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An annual in the legume family, Phaseolus genus. Native to Central and South America and spread worldwide after the 15th century. Introduced to Japan in the early Edo period, traditionally attributed to the Zen priest Ingen via China (though some argue he introduced hyacinth bean instead). Cultivated as green beans (immature pods), kintoki-mame, tora-mame, te-bΕ-mame, and many other dry-bean cultivars. A major source of plant protein.
Identification Points
- βClimbing and bush-type cultivars exist
- βTrifoliate pinnate leaves with ovate leaflets
- βPapilionaceous 5-petaled flowers in white, pink, red, or purple; slender pods
Habitat
Cultivated (fields)
Season
June to October (harvest)
Morphological TraitsAI-estimated, needs verification
Leaf arrangement
Alternate
Leaf type
Compound
Compound type
Pinnate
Growth form
Herb
Flower color
White
Habitat
Cultivated
Phylogenetic Positionγγ‘η§ β
Phylogenetic Position
Angiosperms > Eudicots > Core eudicots > Fabales > Fabaceae
Divergence Era
Late Cretaceous to Paleogene (approx. 70β60 million years ago)
Sources & References
AI-generated, needs verification