Barclaya rotundifolia

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Barclaya rotundifolia
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Order: Nymphaeales
Family: Nymphaeaceae
Genus: Barclaya
Species:
B. rotundifolia
Binomial name
Barclaya rotundifolia
M.Hotta [1]

Barclaya rotundifolia is a species of perennial aquatic plant native peninsular Malaysia, and Borneo. [1]

Contents

Description

Vegetative characteristics

Barclaya rotundifolia is an aquatic plant with stoloniferous, short, and thick rhizomes. The stolons are 2 mm wide. The green, rounded leaves are 4-7 cm wide. [2]

Generative characteristics

The nocturnal, 5 cm wide flowers are attached to 5-10 cm long peduncles. The flowers have 30-50 anthers. The gynoecium consists of 10-12 carpels. The globose, 1 cm wide fruit bears echinate, brown, ellipsoid, 2 mm long seeds. [2]

Cytology

The diploid chromosome count is 2n= 36. [2]

Reproduction

Vegetative reproduction

It can reproduce vegetatively through the formation of stolons. [2]

Taxonomy

Publication

It was first described by Mitsuru Hotta in 1966. [1]

Type specimen

The type specimen was collected by Mitsuru Hotta in Sungai Beangang, Bintulu, Sarawak, Malaysia, on the 23rd of November 1963. [2]

Etymology

The specific epithet rotundifolia, from the Latin rotundus and folium, means round-leaved. [3] [4] [5]

Conservation

It is classified as data deficient (DD). [2]

Ecology

Habitat

It occurs in streams, and pools beneath tropical forest. It can grow in a submerged or emerged state. [2]

Related Research Articles

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References

  1. 1 2 3 "Barclaya rotundifolia M.Hotta". Plants of the World Online . Royal Botanic Gardens, Kew . Retrieved 12 January 2024.
  2. 1 2 3 4 5 6 7 Jacobsen, N., Ganapathy, H., Ipor, I., Jensen, K. R., Komala, T., Mangsor, K. N., ... & Ørgaard, M. (2022). "A reassessment of the genus Barclaya (Nymphaeaceae) including three new species." Nordic Journal of Botany, 2022(5), e03392.
  3. Flora of Zambia: Species information: Tithonia rotundifolia. (n.d.). Retrieved January 12, 2024, from https://www.zambiaflora.com/speciesdata/species.php?species_id=160470
  4. Burnham, R. J. & University of Michigan. (2016, September 4). Smilax rotundifolia | CLIMBERS. Retrieved January 12, 2024, from https://climbers.lsa.umich.edu/smilax-rotundifolia/
  5. Selliera rotundifolia. (n.d.). New Zealand Plant Conservation Network. Retrieved January 12, 2024, from https://www.nzpcn.org.nz/flora/species/selliera-rotundifolia/