Silene antirrhina

From Puget Prairie Plants
  • Scientific Name: Silene antirrhina
  • Family: Caryophyllaceae
  • Common Names: sleepy catchfly, sleepy campion, sleepy silene
  • Codon: SILANT

Photo by Ben Legler, also featured on Main Page


Scientific classification
Kingdom: Plantae
Subkingdom: Viridiplantae
Phylum: Tracheophyta
Subphylum: Spermatophytina
Class: Magnoliopsida
Subclass: Caryophyllanae
Order: Caryophyllales
Family: Caryophyllaceae
Genus: Silene L.
Species: Silene antirrhina L.
  • Silene antirrhina var. confinis Fernald
  • Silene antirrhina var. depauperata Rydb.
  • Silene antirrhina var. divaricata B.L. Rob.
  • Silene antirrhina var. laevigata Engelm. & A. Gray
  • Silene antirrhina var. subglaber Engelm. & A. Gray
  • Silene antirrhina var. vaccarifolia Rydb.



Erect, annual herb with white to pink flowers, growing to 80 cm tall.[2] Stems simple to branched, glabrous above and puberulent below,[2] often with internodal glandular bands.[3] Leaves opposite,[3] proximal margins ciliate; basal leaves spatulate to oblanceolate; cauline leaves linear to narrowly oblanceolate, 1-9 cm long.[4] Inflorescence cymose,[3] few to many flowered.[2]Flowers actinomorphic; calyx glabrous, 10-nerved, not papery;[3] petals 5, with a long, narrow claw and 2-lobed limb;[2] stamens 10, epipetalous;[3] styles 3,[4] ovary superior, becoming a 3-celled capsule.[2]

Bloom Period



Distributed widely throughout Washington; occurring across North America from low elevations to 10,000 feet. [2]


Widespread in open, often disturbed areas.[2]


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  1. Integrated Taxonomic Information System. Retrieved from
  2. 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 WTU Herbarium, Burke Museum, & University of Washington. Retrieved from
  3. 3.0 3.1 3.2 3.3 3.4 Hitchcock, C. L., Cronquist, A., Giblin, D., & Legler, B. et al. (2018). Flora of the Pacific Northwest: an illustrated manual. Seattle: University of Washington Press. pp. 350-351.
  4. 4.0 4.1 Flora of North America. Retrieved from