Cosmos

Family • Asteraceae / Compositae - Cosmos sulphureus Cav. - COSMOS

Other scientific names

Cosmos sulfureus Cav.

Common names

Cosmos (Tag., Engl.)

Botany
Annual herb growing to 60 cm tall. Leaves are opposite, pinnately cut; with narrow lanceolate lobes. Flower stalk is up to 20 cm long. Ray flowers are 8, spreading, pale to golden yellow, toothed at the marginsw; disk flowers with exerted anthers. Many introduced hybrids with flowers ranging from pink, magenta to white.

Distribution
Cultivated throughout the Philippines.

Parts utilized
Rhizomes.

Additional Sources and Suggested Readings

(1) Plants used traditionally to treat malaria in Brazil: the archives of Flora Medicinal / Journal of Ethnobiology and Ethnomedicine 2007, 3:18doi:10.1186/1746-4269-3-18

(2) Utilization of Cosmos sulphureus Cav. flower dye on wool using mordant combinations / Natural Product Radiance Vol.5, January – February 2006, 19-24

cosmos3

Properties and constituents

• Phytochemical studies yielded 2 ‘-hydroxy-4,4 ‘-dimethoxychalcone from the flowers and quercetine and 3stigmasterol-3-0-beta-D-glucopyranoside from the leaves. source
• Has yielded butein, known for its antioxidant activity.

cosmos2

Uses
Folkloric
No recorded folkloric use in the Philippines.
In Brazil, traditionally used for malaria. source
Others
• Dye: Flower yields a yellow dye with sunlight fastness when used on wool.

cosmos

Study Findings
• Anti-Malarial: An ethnobotanical study showed Cosmos sulphureus to have activity against Plasmodium.
• Butein / Antioxidant: Butein has been isolated from Cosmos sulfureus. Butein has been reported to be a powerful antioxidant against lipid and LDL peroxidation and has also exhibited anti-inflammatory activities, aromatase inhibition, cyclooxygenase inhibition and angiotensin converting enzyme inhibition, etc. source

Availability
Cultivated.