Tham khảo và Liên kết ngoài Metastelmatinae

  1. ↑ Meisner C.D.F. 1840. Pl. Vasc. Gen.: Tab. Diagn. 257, 267, Comm. 174.
  2. 1 2 Endress M. E., Liede-Schumann S. & Meve U. 2014. An updated classification for Apocynaceae. Phytotaxa 159(3): 175–194. doi:10.11646/phytotaxa.159.3.2
  3. ↑ Govaerts R. et al., 2018. Ampelamus in World Checklist of Selected Plant Families. The Board of Trustees of the Royal Botanic Gardens, Kew. Published on the internet. Accessed: 2019 June 15.
  4. ↑ Fontella Pereira J., Pinheiro Santos R. G., Britto de Góes M. & Caceres Moral S. A., 2014. Notas taxonómicas sobre Hemipogon subgen. Astephanopsis, y descripción de un nuevo género (Apocynaceae, Asclepiadoideae, Asclepiadeae, Metastelmianae). Bonplandia 23(1): 25-31.
  5. ↑ Liede-Schumann S. & Meve U., 2015. Synonymy of three South American genera in Apocynaceae, and new combinations in Oxypetalum and Tassadia. Phytotaxa 202(1): 35-44. doi:10.11646/phytotaxa.202.1.4