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Icacina
Gomphandra tetrandra
ヤエヤマカツラギ
An evergreen shrub to small tree found in forests of the Nansei Islands (Yaeyama Islands, etc.). Icacinaceae is primarily distributed in the tropics, with a few species occurring in the Nansei Islands of Japan.
Identification Points
- ✓Simple leaves elliptic to ovate, alternate
- ✓Small white to pale yellow flowers in cymes
- ✓Grows in lowland to montane forests of the Nansei Islands
Habitat
Forests of the Nansei Islands
Season
Spring to early summer (flowers)
Morphological TraitsAI-estimated, needs verification
Growth form
Tree
Evergreen/Deciduous
Evergreen
Leaf arrangement
Alternate
Leaf type
Simple
Leaf shape
Round
Stipules
Absent
Ovary position
Superior
Stamen count
3-4
Phylogenetic Positionクロタキカズラ科 →
Phylogenetic Position
Angiosperms > Eudicots > Asterids > Incertae sedis (Icacinaceae)
Divergence Era
Late Cretaceous to Paleogene (ca. 70 million years ago)
Evolution Notes
Icacinaceae is a relatively primitive lineage within the asterid superorder, distributed mainly in tropical Asia and Africa.
View on evolution timeline →Sources & References
AI-generated, needs verification