Supplementary information
Aquatic herb, with stout creeping rhizome 1 -5m, rhizomes with many constricted nodes and stout internodes, bearing many black scale-like leaves and foliage leaves. Foliage leaves peltate, orbicular; petioles 1 -2m, with scattered small prickles. Flower with many carpels, carpels immersed in the pits of a sponge, obconical, accrescent receptacle; stamens numerous, with clavate appendages at apex; pedicels as long as or longer than petioles, also scattered with small prickles.
Links to database for literature reviews :
References
- Flora of Hong Kong:
Agriculture, Fisheries and Conservation Department, Government of the Hong Kong Special Administrative Region
- Flora of Guangdong:
Guangdong Science and Technology Press
- Flora of China. Vol 9 (2003):
Science Press, Beijing
Missouri Botanical Garden Press, St. Louis
- Flora Republicae Popularis Sinicae (中國植物志):
Science Press, Beijing