Natural History: A perennial sub-shrub from Mexico naturalized in India. Blue, white and pink varieties of flowers are available (Flowers of India, 2022).
Notes: This plant has been recorded as a new larval host for Junonia almana – Peacock Pansy by Priyanka Kumari from Mumbai, Maharashtra in 2020.
Nitin, R., V. C. Balakrishnan, P. V. Churi, S. Kalesh, S. Prakash, and K. Kunte. 2018. Larval host plants of the butterflies of the Western Ghats, India. Journal of Threatened Taxa, 10:11495–11550. DOI: https://doi.org/10.11609/jott.3184.108.40.20695-11550.
WFO (2022): World Flora Online. Accessed on 21 Dec 2022. URL: http://www.worldfloraonline.org/taxon/wfo-0000400995.
Flowers of India (2022). Accessed on 21 Dec 2022. URL: http://www.flowersofindia.net/catalog/slides/Desert%20Petunia.html.
Kumari, P., P. Churi and N. Kawthankar. 2023. Ruellia simplex C.Wright – Desert Petunia. In Kunte, K., S. Sondhi, and P. Roy (Chief Editors). Butterflies of India, v. 4.12. Published by the Indian Foundation for Butterflies. URL: https://www.ifoundbutterflies.org/ruellia-simplex, accessed 2023/11/29.