References

For Thamnosma

Woodruff, L.P. 2020. Notes on Thamnosma texana (Rutaceae) with the description of a new variety. Phytoneuron 2020-37: 1-5. Published 15 May 2020. ISSN 2153 733X Google Scholar

Woodruff, L.P. 2024. Thamnosma. In Flora of North America Editorial Committee. 2024. Flora of North America north of Mexico. Volume 13, Magnoliophyta: Geraniaceae to Apiaceae. Oxford Univ. Press, New York, NY. 566 pp. Google Scholar