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Philydrum family
Philydraceae
タヌキアヤメ科
A small family growing in wetlands and waterside habitats from East Asia to Australia. Bears yellow flowers in spike inflorescences. Distinct from Pontederiaceae, placed in Commelinales under the APG system.
Key Characteristics
- ●Stems are erect; leaves are elongate, flat, and distichous
- ●Flowers are yellow, zygomorphic with four tepals
- ●Spike inflorescences
- ●Grows in shallow water of wetlands and waterside habitats
Morphological Traits
A family may include species with different trait values — multiple values indicate the range within the family.
Leaf arrangement
Alternate
Leaf type
Simple
Venation
Parallel
Leaf margin
Entire
Growth form
Herb
Evergreen/Deciduous
Deciduous
Leaf dissection
Undivided
Stipules
Absent
Flower symmetry
Zygomorphic
Petal count
6 petals
Ovary position
Superior
Plant sex
Hermaphrodite
Phylogenetic Position
Angiosperms > Monocots > Commelinales > Philydraceae
Divergence Era
Paleogene
Representative Genera
Related Evolution Events
- ・Formation of disjunct distribution between East Asia and Australia
- ・Adaptation to aquatic and shallow water environments through flat leaves
Plants in Philydrum family on this site
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