Santalaceae
Thesium costatum
- Family
- Santalaceae
- Genus
- Thesium
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Flowers
- In flower
- September to October (from 7 flowering iNaturalist observations worldwide)
Photos
FlowerPhoto: Kenneth Oberlander, CC BY 4.0, from iNaturalist 
Photo: Jimmy Whatmore, CC0, from iNaturalist 
Photo: Andrew Hankey, CC BY-SA 4.0, from iNaturalist 
Photo: Andrew Hankey, CC BY-SA 4.0, from iNaturalist 
Photo: Andrew Hankey, CC BY-SA 4.0, from iNaturalist 
Photo: Robert Taylor, CC BY 4.0, from iNaturalist 
Photo: Antoinette Eyssell Knox, CC BY-SA 4.0, from iNaturalist 
Photo: Andrew Hankey, CC BY-SA 4.0, from iNaturalist 
Photo: Andrew Hankey, CC BY-SA 4.0, from iNaturalist
More in Thesium
- Thesium pyrenaicumSantalaceae
- Thesium ebracteatumSantalaceae
- FlaxleafThesium linophyllonSantalaceae
- Thesium alpinumSantalaceae
- Thesium humileSantalaceae
- Bastard toadflaxThesium humifusumSantalaceae
- Thesium bavarumSantalaceae
- Thesium dollineriSantalaceae
- Thesium chinenseSantalaceae
- Thesium rostratumSantalaceae
- Thesium divaricatumSantalaceae
- Thesium refractumSantalaceae
Sources: classification from World Flora Online Plant List (2026-06, CC0 1.0); popularity from Wikidata (2026-10-26, CC0 1.0). About our plant data.