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Sea Coast Eurya
Eurya emarginata
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A representative Japanese species of Plumbaginaceae is Limonium tetragonum. It is a perennial growing in coastal salt marshes, bearing numerous small purple flowers on slender stems. It possesses salt glands that excrete excess salts.
Identification Points
- βWhite salt crystals may appear on leaf surfaces (salt glands)
- βStems are multi-branched with wings; flowers are small and pale purple
- βGrows in high-salinity coastal habitats
Habitat
Coastal salt marshes and tidal flat margins
Season
AugustβOctober (flowers)
Morphological TraitsAI-estimated, needs verification
Growth form
Herb
Habitat
Coastal
Leaf arrangement
Alternate
Leaf type
Simple
Petal count
Many
Petal fusion
Free
Flower symmetry
Actinomorphic
Ovary position
Superior
Plant sex
Hermaphrodite
Stamen count
5
Phylogenetic Positionγ€γ½γγη§ β
Phylogenetic Position
Angiosperms > Eudicots > Core Eudicots > Caryophyllales > Plumbaginaceae
Divergence Era
Paleogene to Neogene (ca. 40β30 million years ago)
Evolution Notes
Plumbaginaceae evolved salt glands as a specialized adaptation to saline environments. By secreting excess salts through the leaves, the plants regulate cellular osmotic pressure.
View on evolution timeline βSources & References
AI-generated, needs verification