alpinia jianganfeng

Echinolaena is a genus of plants in tribe Paspaleae of the grass family, native to the New World tropics. It includes only two species after the referral of former members to the related genera Hildaea, Ichnanthus, Oedochloa and the more distant Chasechloa (tribe Paniceae) in a 2015 revision.

SpeciesEchinolaena gracilis - from Yucatán to Bolivia

Echinolaena inflexa - Guyana, Suriname, French Guiana, Venezuela, Colombia, Bolivia, Mato Grosso, Mato Grosso do Sul, Minas Gerais, Bahia, Goiás, D.F., ...