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Rannoch-rush family
Scheuchzeriaceae F.Rudolphi
ホロムイソウ科
A family of aquatic plants distributed in cold wetlands and peatlands of the Northern Hemisphere. A monotypic family consisting of a single species, Scheuchzeria palustris. In Japan, it is rarely found in raised bogs in Hokkaido and Honshu.
Key Characteristics
- ●Leaves elongated and narrow, with a basal sheath
- ●Tepals 6, stamens 6
- ●Fruit a follicle
- ●Grows in specialized peatland and raised bog environments
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
Flower symmetry
Actinomorphic
Petal count
6 petals
Ovary position
Superior
Plant sex
Hermaphrodite
Phylogenetic Position
Angiosperms > Monocots > Alismatales > Scheuchzeriaceae
Divergence Era
Late Cretaceous (ca. 80 million years ago)
Representative Genera
Related Evolution Events
- ・Divergence from the monocot aquatic lineage
- ・Adaptation to cold wetlands of the Northern Hemisphere
Plants in Rannoch-rush family on this site
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