Kevin Schafer / African Tulip Tree (Spathodea campanulata) flowers, Santa Cruz Island, Galapagos Islands, Ecuador

MYN / Clay Bolt / Cross vine (Bignonia capreolata) Dacusville, Pickens County, South Carolina, USA, May, meetyourneighbours.net project

Christian Ziegler / Guayacan Trumpet Tree (Tabebuia guayacan) dropped petals after synchronized mass flowering triggered by dry-season rain, Barro Colorado Island, Panama

Christian Ziegler / Guayacan Trumpet Tree (Tabebuia guayacan) synchronized flowering caused by heavy rain during the dry season, Barro Colorado Island, Panama

Konrad Wothe / Rainbow Lorikeet (Trichoglossus haematodus) pair in Jacaranda (Jacaranda mimosifolia), Atherton Tableland, Queensland, Australia

Michael & Patricia Fogden / Mangrove Hummingbird (Amazilia boucardi) male at Puiva Tree (Tabebuia impetiginosa) flowers, Costa Rica

Michael & Patricia Fogden / Green-breasted Mango (Anthracothorax prevostii) hummingbird female visiting flowers of Puiva Tree (Tabebuia impetiginosa), Costa Rica

Luciano Candisani / Flame Vine (Pyrostegia venusta), native to southern Brazil

Christian Ziegler / Bignonia (Tabebuia sp) trees flowering in the Canal Zone, tropical forest canopy in Soberania National Park, Panama

Michael & Patricia Fogden / Puiva Tree (Tabebuia impetiginosa) flowering shortly after rain, Costa Rica

Michael & Patricia Fogden / Yellow Cortez (Tabebuia ochracea) flowering shortly after rain, Costa Rica

Gerry Ellis / African Tulip Tree (Spathodea campanulata), blossoms, El Yunque National Forest, Puerto Rico