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Yellow-eyed Grass
Xyris pauciflora
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A small perennial herb growing in wetlands of southern Kyushu and the Nansei Islands. Flower scapes emerge from tufts of narrow leaves, bearing small yellow flowers at the tip. It has become rare due to wetland loss.
Identification Points
- βNarrow linear leaves tufted at the base
- βYellow 3-petaled flowers open 1β2 at a time from a globose head atop the scape
- βSmall plant growing in wetlands and moist grasslands
Habitat
Wetlands and moist grasslands (southern Kyushu, Nansei Islands)
Season
AugustβOctober (flowers)
Morphological TraitsAI-estimated, needs verification
Growth form
Herb
Leaf shape
Linear
Habitat
Wetland
Leaf arrangement
Alternate
Leaf type
Simple
Venation
Parallel
Petal count
6 petals
Petal fusion
Free
Leaf dissection
Undivided
Ovary position
Superior
Plant sex
Hermaphrodite
Stamen count
1-2
Phylogenetic Positionγγ¦γ¨γ³γ½γ¦η§ β
Phylogenetic Position
Angiosperms > Monocots > Poales > Xyridaceae
Divergence Era
Paleogene
Evolution Notes
Xyridaceae belongs to the order Commelinales, a family of wetland plants with about 500 species distributed mainly in the tropics.
View on evolution timeline βSources & References
AI-generated, needs verification