Apocynaceae A: 01977913 Allamanda cathartica Linnaeus : Puerto Rico: From Pennock's Nursery. Planted... R. A. Howard, B. J. Howard & B. R.... 16168 1966-7-27
Araceae A: 01635250 Anthurium andreanum Linden : Puerto Rico: in private yard at km. 22.0 on ... R. A. Howard, B. J. Howard & B. R.... 16126 1966-7-8
Bromeliaceae A: 02550148 Werauhia sintenisii (Baker) J. R. Grant : Puerto Rico: West Peak observation area, Luq... R. A. Howard, B. J. Howard & B. R.... 16170 1966-7-29
Piperaceae A: 01984939 Peperomia emarginella (Swartz ex Wikström) C. de Candolle : Puerto Rico: observation area, West Peak, Lu... R. A. Howard, B. J. Howard & B. R.... 16166 1966-7-25
A: 01984940 Peperomia emarginella (Swartz ex Wikström) C. de Candolle : Puerto Rico: Along observation trail on West... R. A. Howard, B. J. Howard & B. R.... 16176 1966-7-31
A: 01981102 Peperomia hernandiifolia (Vahl) A. Dietrich : Puerto Rico: forest observation area, West P... R. A. Howard, B. J. Howard & B. R.... 16159 1966-7-25
