SYNTYPE: Costa Rica. Brade s.n. (B, destroyed). Panama. Chiriquí: an Baumstämmen in feuchten Wäldern der oberen CalderaWasserschiede, oberhalb El Boquete, 1650-1925, Mar 1911, W.R. Maxon 5667 (B, destroyed; US; illustration of type, AMES-21081; AMES-24380; photo of lectotype, AMES).