Barclaya hirta

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Barclaya hirta
Scientific classification OOjs UI icon edit-ltr.svg
(disputed)
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Order: Nymphaeales
Family: Nymphaeaceae
Genus: Barclaya
Species:
B. hirta
Binomial name
Barclaya hirta
(Kurz ex Teijsm. & Binn.) Miq. [1]
LocationSumatra.svg
Barclaya hirta is native to Sumatra, Indonesia [2]
Synonyms [2]
  • Nymphaea hirta Kurz ex Teijsm. & Binn.

Barclaya hirta is a species of aquatic plant native to Sumatra, Indonesia. [2] It is disputed. By some, it is treated as synonym of Barclaya motleyi , [1] but by others it is regarded as a separate species. [2] [3]

Contents

Description

Vegetative characteristics

Barclaya hirta is an aquatic plant with villous, stoloniferous, slim, 2–5 cm long, and 0.5–1 cm wide rhizomes. The 10-15 petiolate, rounded to ovate leaves with an obtuse apex are 5–10 cm long, and 4–8 cm wide. The petioles are 5–20 cm long. [2] The leaves exhibit brownish pubescence. [3]

Generative characteristics

The nocturnal, 4 cm wide flower is attached to a 5–20 cm long peduncle. The outer tepals are 2.5–3 cm long, and the 6-8 inner tepals are 2 cm long. [2] The androecium consists of 30-40 stamens. [3] The stigmatic cup has 7-9 carpellary appendages. Fruits were not observed. [2]

Cytology

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

Reproduction

Vegetative reproduction

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

Generative reproduction

The flowers are likely nocturnal. [2]

Taxonomy

Publication

It was first described as Nymphaea hirta Kurz ex Teijsm. & Binn. by Wilhelm Sulpiz Kurz but validly published by Johannes Elias Teijsmann and Simon Binnendijk in 1864. Later, it was transferred to the genus Barclaya Wall. as Barclaya hirta (Kurz ex Teijsm. & Binn.) Miq. by Friedrich Anton Wilhelm Miquel in 1870. [4] [5] [1] [2]

Type specimen

The type specimen was collected by Johannes Elias Teijsmann in Sumatra, Indonesia. [2]

Classification status

The status of this species is disputed. It is rejected by some, [1] but accepted by others. [2] [3]

Etymology

The specific epithet hirta, from the Latin hirtus, means hairy. [6]

Conservation

It is classified as data deficient (DD) under the IUCN criteria. [2]

Ecology

Habitat

It occurs in small streams. [2]

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References

  1. 1 2 3 4 "Barclaya hirta (Kurz ex Teijsm. & Binn.) Miq". Plants of the World Online . Royal Botanic Gardens, Kew . Retrieved 13 January 2024.
  2. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 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. 1 2 3 4 Miquel, F. A. W. (1871). Illustrations de la flore de l’archipel Indien. p. 44. Retrieved from https://books.google.com/books?id=6kAAAAAAQAAJ
  4. ↑ Barclaya hirta | International Plant Names Index. (n.d.). Retrieved January 13, 2024, from https://www.ipni.org/n/605257-1
  5. ↑ Nymphaea hirta | International Plant Names Index. (n.d.). Retrieved January 13, 2024, from https://www.ipni.org/n/605578-1
  6. ↑ Euphorbia hirta | CasaBio. (n.d.). Retrieved January 13, 2024, from https://casabio.org/taxa/euphorbia-hirta
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