Treasure Flower
Gazania linearis (Thunb.) Druce
Asteraceae
Location in our garden
Principal
Synonym
Gorteria linearis Thunb.
Meridiana linearis (Thunb.) Kuntze
Mussinia linearis (Thunb.) Willd.
Habitus
Herbaceous. Annual herb, height 20-25 cm
Part Used
- Leaves
- Flowers
- The Whole Plant
- Rhizome
Growing Requirements
- Full Sunshine
Habitat
- Mountains
Overview
Originated from the grassy slopes and rocky cliffs of the Drakensberg mountains in South Africa. Gazania linearis, commonly called the "treasure flower". This plant produces large, daisy-like composite flowers in brilliant shades of yellow and orange. They are often grown as a drought-resistant ground cover, as an ornamental and have been reported in traditional medicine.
Vernacular Names
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Agroecology
Gazania linearis grows well in full sun and well-draining soil, spacing several plants 12 to 18 inches (30-45 cm) apart to form a ground cover mat. These flowers can tolerate almost any type of alkaline, acidic, loam, loamy and sandy soil as long as the soil is well draining, although they prefer well-drained loam.
Morphology
- Leaves - varies from narrow, intact ellipses to deep lobes, up to 4 inches (10 cm) long, up to 0.8 inches (2 cm) wide, dark green on top and white hairy on bottom.
- Flowers - produces large, daisy-like, bright yellow and orange flower heads up to 3 inches (8 cm) in diameter.
- Fruits - small achenes, covered with very long hairs.
Cultivation
This plant is propagated by seeds, stem cuttings or division of clumps.
Chemical Constituents
Lupeol-3-O-stearate, costunolide, 11,13-dihydro-costunolide, santamarine, in addition to lupeol, b-amyrin, and b-sitosterol-3-O-b-D-glucopyranoside.
Traditional Medicinal Uses
- Prevents miscarriage, toothache, and as a laxative.
Part Used
Reference Sources
- Royal Botanic Gardens. Plants of the World Online: Gazania linearis (Thunb.) Druce. https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:208700-1. 31-05-22.
- Plant Right. Gazania linearis. https://plantright.org/watch/gazania-linearis/. 31-05-22.
- Missouri Botanical Garden. Gazania linearis 'Colorado Gold'. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=256532&isprofile=0&pt=8. 31-05-22.
- Ehab Saad Elkhayat. 2016. Chemical constituents from Gazania linearis cultivated in Egypt. Bulletin of Faculty of Pharmacy, Cairo University. https://www.researchgate.net/publication/306389899_Chemical_constituents_from_Gazania_linearis_cultivated_in_Egypt.
- World of Floweringp Pants. 2022. Gazania linearis (Treasure Plants). https://worldoffloweringplants.com/gazania-linearis-treasure-flower/. 31-05-22.