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Garden Cosmos🌸
Cosmos bipinnatus
コスモス
An annual herb native to Mexico. A quintessential autumn flower, producing pink, white, and red blooms. The leaves are finely divided into thread-like segments. Also written as 'autumn cherry blossom' in Japanese, it is a beloved symbol of autumn in Japan.
Identification Points
- ✓Leaves finely dissected into thread-like pinnate segments
- ✓Typically 8 ray florets per flower head
- ✓Flower colors vary: pink, white, red, and bicolored
- ✓Stems are slender and sway in the breeze
Habitat
Flower beds, fields, roadsides
Season
July to November (flowers)
3D Specimen Model
Kyushu University, Shikano Lab (CC0)
View on Sketchfab→Morphological TraitsAI-estimated, needs verification
Leaf arrangement
Alternate
Leaf type
Simple
Venation
Pinnate
Leaf margin
Serrate
Leaf shape
Ovate
Growth form
Herb
Petal count
5 petals
Petal fusion
Fused
Flower color
Pink
Flowering season
Autumn
Habitat
Cultivated
Ovary position
Inferior
Stamen count
1-2
Phylogenetic Positionキク科 →
Phylogenetic Position
Angiosperms > Eudicots > Core eudicots > Asterales > Asteraceae
Divergence Era
Late Cretaceous to Paleogene (approx. 80–70 million years ago)
Sources & References
AI-generated, needs verification