Rujukan Bayur

  1. Illustration by S. Edwards, Sansum, published 1803, author John Sims, The Botanical Magazine vol 17
  2. Hinsley, Stewart R. (2007) Synonymy of Malvaceae. Retrieved 25 June 2008.
  3. "Plant of the World Online: Pterospermum Schreb". Dicapai pada 27 January 2023.

Berkaitan