Maxillaria ringens Rchb.f., Ann. Bot. Syst. 6(4): 523. 1863.
SYNTYPES: Costa Rica. A. R. Endres 8, W, designated as lectotype by Atwood (1999); Guatemala. Warsewicz s.n., W; Mexico. Oaxaca: Karwinski s.n., K).
PHOTOS AND SCANS
POLLINARIA