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Running Clubmoss
Lycopodium clavatum
ヒカゲノカズラ
A clubmoss (lycophyte) growing on mountain forest floors. Its creeping stems extend long distances, densely covered with small scale-like leaves. The smooth, flammable spores were once used in pyrotechnics and medicine.
Identification Points
- ✓Creeping slender stems extending over 1 m
- ✓Leaves linear, small, densely spirally arranged
- ✓Strobili club-shaped, typically borne in pairs on erect peduncles
Habitat
Mountain forest floors and grasslands
Season
Year-round (spores summer–autumn)
Morphological TraitsAI-estimated, needs verification
Evergreen/Deciduous
Evergreen
Leaf shape
Linear
Habitat
Mountain
Phylogenetic Positionヒカゲノカズラ科 →
Phylogenetic Position
Vascular plants > Lycophyta > Lycopodiopsida > Lycopodiales > Lycopodiaceae
Divergence Era
Devonian to Carboniferous (approx. 400 million years ago onward)
Evolution Notes
Lycopodiaceae originated in the Devonian and represents the living lycophytes, distantly related to the giant Carboniferous tree Lepidodendron.
View on evolution timeline →Sources & References
AI-generated, needs verification