Poulsenia armata (Miq.) Standl. Calugo, Chilamate espina, Mastate, Calabacillo de playa, Chilamate espinoso, Chilamate (CR), Cocua, Cucua, Mastate (P). Terrestrial trees. Distribution in PILA 0–1100 m, low elevation mixed forest, mixed forest in transition to low elevation forest. Global distribution: Mexico, Guatemala, Costa Rica to Bolivia. Records: D. Santamaría 6020 (BM, INB, MO, PMA). Uses: timber. ψ Pseudolmedia glabrata (Liebm.) C.C.Berg Terrestrial trees. Distribution in PILA 200–1800 m, low elevation mixed forest, mixed forest in transition to low elevation forest, mixed forest in transition to cloud forest. Global distribution: Guatemala to Costa Rica. Records: L. Acosta 2351 (INB). Regional conservation status: Near Threatened (NT). ψ Pseudolmedia spuria (Sw.) Griseb. Casanegro, Guapinolillo, Guiubra, Ojochillo, Ojoche colorado (CR). Terrestrial trees. Distribution in PILA 0–1900 m, low elevation mixed forest, mixed forest in transition to low elevation forest, mixed forest in transition to cloud forest, cloud forest. Global distribution: Guatemala to Costa Rica. Records: N. Zamora, Aug. 4, 2008 (Field obs.), N. Zamora, Jul. 30, 2008 (Field obs.). Regional conservation status: Near Threatened (NT).

Published as part of MONRO, A. K., SANTAMARÍA-AGUILAR, D., GONZÁLEZ, F., CHACÓN, O., SOLANO, D., RODRÍGUEZ, A., ZAMORA, N., FEDELE, E. & CORREA, M., 2017, A first checklist to the vascular plants of La Amistad International Park (PILA), Costa Rica-Panama, pp. 448-450 in Phytotaxa 322 (1) on pages 448-450, DOI: 10.11646/phytotaxa.322.1.1, http://zenodo.org/record/13698397