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Arrowhead
Sagittaria trifolia 'Caerulea'
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An aquatic perennial in the water-plantain family, a cultivar of threeleaf arrowhead. The corm is edible and traditionally served in Japanese New Year dishes. Leaves are distinctively arrow-shaped.
Identification Points
- βLarge arrow-shaped (sagittate) leaves
- βGrows in paddies and shallow water
- βRound corms with horn-like buds
Habitat
Paddy fields, shallow wetlands (cultivated)
Season
July to October (flowers), November to December (harvest)
Morphological TraitsAI-estimated, needs verification
Leaf arrangement
Alternate
Leaf type
Simple
Growth form
Herb
Habitat
Cultivated
Phylogenetic Positionγͺγ’γγ«η§ β
Phylogenetic Position
Angiosperms > Monocots > Alismatales > Alismataceae
Divergence Era
Paleogene (ca. 60β50 Ma)
Sources & References
πWikipedia ζ₯ζ¬θͺηβ
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AI-generated, needs verification