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Rock-rose family
Cistaceae Juss.
ใใณใใใใ็ง
A family of shrubs and herbs distributed mainly around the Mediterranean and in western Asia. Approximately 8 genera and 200 species are known. In Japan, some species are cultivated or have escaped as naturalized plants. The ephemeral flowers, lasting only a day (or just a morning), give the Japanese name meaning 'half-day flower.'
Key Characteristics
- โFlowers 5-merous, petals dropping after 1 to 2 days (ephemeral flowers)
- โPetals appearing crumpled
- โLeaves opposite or alternate, often with glandular or stellate hairs
- โShrubs or perennial herbs
Morphological Traits
A family may include species with different trait values โ multiple values indicate the range within the family.
Leaf arrangement
Alternate / Opposite / Whorled
Leaf type
Simple
Venation
Pinnate / Palmate
Leaf margin
Entire
Growth form
Shrub / Herb
Evergreen/Deciduous
Deciduous
Leaf dissection
Undivided
Stipules
Present / Absent
Aromatic
Aromatic / None
Flower symmetry
Actinomorphic
Petal count
6 petals
Petal fusion
Fused
Ovary position
Superior
Stamen count
3-4 / 5
Plant sex
Hermaphrodite
Phylogenetic Position
Angiosperms > Eudicots > Core eudicots > Malvales > Cistaceae
Divergence Era
Paleogene (ca. 55 million years ago)
Representative Genera
Related Evolution Events
- ใปDrought adaptation to Mediterranean climate (summer-dry conditions)
- ใปEstablishment of ephemeral flowering as a pollination strategy
Plants in Rock-rose family on this site
AI-generated, needs verification