Sea Campion - Silene uniflora

Common Name : Sea Campion.
Binomial Name : Silene uniflora
Family : Caryophyllaceae
Photo Taken : Ireland



Sea Campion, Silene uniflora, Ireland, Caryophyllaceae



Botanical Identity

Silene uniflora, commonly known as sea campion or white campion, is a low-growing perennial plant in the Caryophyllaceae family. It is native to coastal regions of western and northern Europe, including the British Isles, Iberian Peninsula, and parts of Scandinavia. This species is well adapted to salty, windswept habitats and is often found in rocky coastal cliffs, dunes, and sea walls. Its name "uniflora" refers to the typically solitary flowers borne on each stem.


Sea Campion, Silene uniflora, Ireland, Caryophyllaceae



Plant Description

Silene uniflora grows close to the ground, forming mats or low clumps up to 20 centimeters high. The grey-green, fleshy leaves are narrow and smooth, an adaptation to its often dry, salty habitat. Its creeping stems allow it to spread over rocks and soil surfaces, stabilizing fragile coastal ecosystems. It is tolerant of harsh conditions, including salty air, strong winds, and poor soils, making it a resilient ground cover in maritime settings.


Sea Campion, Silene uniflora, Ireland, Caryophyllaceae



Flowers and Fruit Characteristics

The plant produces delicate, white, bell-shaped flowers with five slightly notched petals, sometimes tinged with pink. These flowers are usually solitary but may occasionally appear in small clusters. The inflated calyx—veined and papery—is one of its most distinctive features, giving the flowers a balloon-like appearance. After flowering, it forms small capsules filled with tiny seeds that are dispersed by wind or water.


Sea Campion, Silene uniflora, Ireland, Caryophyllaceae



Uses and Cultural Significance

While not commonly used in modern herbalism or cuisine, Silene uniflora plays an important ecological role in coastal environments, helping to prevent erosion and supporting insect populations. It is appreciated in coastal garden designs for its beauty and hardiness. In folklore, members of the Silene genus were sometimes associated with fairies or spirits, and their delicate blooms continue to inspire admiration for their quiet charm in harsh landscapes.


Sea Campion, Silene uniflora, Ireland, Caryophyllaceae



Photos of this Sea Campion (Silene uniflora) were taken from the following locations:
1) April 2016: Bray, Ireland. It was during the cliff walk in Bray.


Written by Lonely Traveler,
For blog icflora.blogspot.com



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