Tag Archives: Ratnapura District

Thelypteris thwaitesii (Hook.) C. F. Reed

Thwaites’ Maiden Fern (Thelypteris thwaitesii)

Thwaites’ Maiden Fern is endemic to the island of Sri Lanka where it is known from only three localities.

The species has not been found since the 19th century and might be extinct. [1]

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References:

[1] R. H. G. Ranil; C. R. Fraser-Jenkins; D. K. N. G. Pushpakumara; D. S. A. Wijesundara; B. S. Parris: The endemic pteridophyte flora of Sri Lanka: Taxonomy, geographical distribution and conservation status. Indian Fern Journal 33: 1-36. 2016

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edited: 21.09.2020

Sonerila tomentella Thw.v

Saffragam Sonerila (Sonerila tomentella)  

The Saffragam Sonerila, described in 1859, was restricted to the Ratnapura District in the Sabaragamuwa Province of Sri Lanka.  

The plant reached a height of up to 45 cm, the leaves were ovate to oblong ovate, and slightly hirsute on both sides, the flowers were white to light pink.  

The Saffragam Sonerila is considered most likely extinct. [1][2]

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References:  

[1] Roger Lundin: Taxonomy of Snerila (Melastomataceae) in Ceylon. Nordic Journal of Botany 3: 633-656. 1983
[2] MOE 2012. The National Red List 2012 of Sri Lanka; Conservation Status of the Fauna and Flora. Ministry of Environment, Colombo, Sri Lanka. VIII + 476 pp  

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edited: 28.01.2020

Anaphalis fruticosa Hook. f.

Bushy Pearly Everlasting (Anaphalis fruticosa)

The Bushy Pearly Everlasting was described in 1881, the species was apparently restricted to Adam’s Peak, a 2243 m high mountain in the Ratnapura District of the Sabaragamuwa Province of Sri Lanka.

The species is now considered likely extinct.

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edited: 26.09.2019

Sonerila wightiana Arn.

Wight‘s Sonerila (Sonerila wightiana)

This species was described in 1837, it was restricted to the montane forests at Adam’s Peak in the Ratnapura District, Sabaragamuwa Province in southern Sri Lanka.

Wight‘s Sonerila was a erect herb, reaching a size of about 30 to 50 cm, it had 1,5 to 3,5 cm long and 0,7 to 1,7 cm wide leaves and few- to many-flowered inflorescences with pink flowers.

The species is now considered as most likely extinct. [1]

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References:

[1] Roger Lundin: Taxonomy of Snerila (Melastomataceae) in Ceylon. Nordic Journal of Botany 3: 633-656. 1983

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edited: 28.01.2020