Philydrum family
Philydraceae

Image: Wikimedia Commons (See link for license)

Philydrum family

Philydraceae

タヌキアヤメ科

Share on X

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

フィリドルム属(Philydrum)Helmholtzia属(Helmholtzia)

Related Evolution Events

  • Formation of disjunct distribution between East Asia and Australia
  • Adaptation to aquatic and shallow water environments through flat leaves
View on evolution timeline →

Plants in Philydrum family on this site

🌿 View in taxonomy
📚タヌキアヤメ科の図鑑を探す

AI-generated, needs verification