2.5. 2. Echinopterys A. Juss., Arch. Mus. Hist. Nat. 3: 342. 1843.

Fig. 10 W

= Bunchosia sect. Coelostylis A. Juss., Ann. Sci. Nat., Bot., sér. 2, 13: 325. 1840 ≡ Coelostylis (A. Juss.) Kuntze, Revis. Gen. Pl. 1: 87. 1891, nom. illeg., non Coelostylis Torr. & A. Gray. Type species: Coelostylis glandulosa Kuntze [= Echinopterys eglandulosa (A. Juss.) Small].

Type species.

Echinopterys lappula A. Juss. [= Echinopterys eglandulosa (A. Juss.) Small].

Notes.

Echinopterys comprises only two currently accepted species of shrubs or lianas endemic to the seasonally dry tropical forests of Mexico (POWO 2024). For an identification key for all species of Echinopterys, see Pool (in prep.).