Drosera nidiformis
| Drosera nidiformis | ||||||||
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Drosera nidiformis |
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| Scientific name | ||||||||
| Drosera nidiformis | ||||||||
| Debbert |
Drosera nidiformis is a carnivorous plant from the genus sundew ( Drosera ) within the family of sundew plants ( Droseraceae ).
description
Drosera nidiformis is a perennial herbaceous plant with upright leaves arranged like a nest (Latin nidiformis = nest- shaped ) .
Vegetative characteristics
The slightly hairy petioles are 2.5–3 cm long and about 1 mm wide. The leaf blades are 1–1.2 cm long and 0.4 cm wide. They are sparsely covered on the underside with whitish hair approx. 0.5 mm long. 1–2 main roots up to 6 cm long are formed, as well as 4–7 weaker ones arranged in tufts.
Generative characteristics
2–3 inflorescences are formed. The inflorescence stalks are strongly curved at the base. They are 17–35 cm high and about 1 mm thick. 5–16 flowers are in clusters at a distance of 2–3 cm. The five green sepals are obovate and opaque on the underside, they are approx. 2 mm long and 1.1 mm wide. The five, pale purple, obovate petals are approx. 4.5 mm long and 3 mm wide. The five stamens are about 1 mm long, with white stamens . The pollen is light yellow. The three styluses are divided into two branches each. They are approx. 1.8 mm long, pink, white at the base. The wedge-shaped, rounded scars are split into two ends. The approximately 0.7 mm large black seeds are broadly spindle-shaped. The seed coat is grooved like a rectangular net.
Occurrence
The species is endemic to South Africa . It occurs there in the east of the Eastern Cape and in KwaZulu-Natal .
Systematics
Drosera nidiformis was first described by Paul Debbert in 1991.
swell
- ↑ a b c d Paul Debbert: Some new species of the genus Drosera and Pinguicula . In: Communications from the Botanical State Collection, Munich . tape 30 , 1991, pp. 374-375 ( biodiversitylibrary.org ).
- ^ A b Andreas Fleischmann: The correct name for Drosera longiscapa and the mystery of D. madagascariensis from South Africa . In: Carnivorous Plant Newsletter . tape 46 , no. 1 , 2017, p. 7-10 ( carnivorousplants.org [PDF]).
- ↑ Rafaël Govaerts (ed.): Drosera nidiformis. In: World Checklist of Selected Plant Families (WCSP) - The Board of Trustees of the Royal Botanic Gardens, Kew . Retrieved on December 7, 2018.
