Английская Википедия:Heliophila pusilla
Шаблон:Short description Шаблон:Speciesbox
Heliophila pusilla, the dainty sunspurge, is a species of plant in family Brassicaceae. It is endemic to the Cape Provinces of South Africa.[1]
Description
This slender annual grows up to Шаблон:Convert tall.[2] The hairless stems are be soft and wiry or flaccid.[3] The leaves are thread-like or lance shaped, with the widest portion near the tip.[2] They are Шаблон:Convert long and Шаблон:Convert wide.[3]
Flowers are present between August and October, forming dense racemes.[2][3] They range from white to mauve in colour.[2] The petals, which range from Шаблон:Convert in length, sometimes have basal appendages.[3] They have 3-12 ovules.
The fruits have a submoniliform shape and are Шаблон:Convert long.[2] The bead-like structures are either continuous or joined by narrow waists.[3]
Subspecies and varieties
Four subspecies and varieties are accepted:[1]
- Heliophila pusilla var. lanceolata Шаблон:Small
- Heliophila pusilla subsp. macrosperma Шаблон:Small
- Heliophila pusilla subsp. pusilla
- Heliophila pusilla var. setacea Шаблон:Small
Distribution and habitat
The dainty sunspurge is found growing between the Kouebokkeveld Mountains and De hoop in South Africa.[2] It has also been introduced in Australia.[4] It prefers clay soils.[2]
Conservation
Although the species as a whole is considered to be of least concern, Heliophila pusilla var. lanceolata is considered to be rare.[5][6] It is found in damp, sheltered areas on south- and west-facing slopes on Karbonkelberg, Chapman's Peak, and the Noordhoek Mountains.
References
- ↑ 1,0 1,1 Ошибка цитирования Неверный тег
<ref>; для сносокpowoне указан текст - ↑ 2,0 2,1 2,2 2,3 2,4 2,5 2,6 Шаблон:Cite book
- ↑ 3,0 3,1 3,2 3,3 3,4 e-Flora of South Africa. v1.36. 2022. South African National Biodiversity Institute. http://ipt.sanbi.org.za/iptsanbi/resource?r=flora_descriptions&v=1.36
- ↑ Шаблон:Cite journal
- ↑ Шаблон:Cite web
- ↑ Шаблон:Cite web
