Acacia | Acacia aneura | acacia | Acacia dealbata | Acacia pendula | Acacia melanoxylon | Acacia koa | Acacia acuminata | Acacia truncata | Acacia sophorae | Acacia Ridge, Queensland | Acacia Ridge | Acacia pycnantha | Acacia mearnsii | Acacia longifolia | acacia koa | Umbrella Thorn Acacia—''Acacia tortilis'' | San Acacia, New Mexico | Acacia verticillata | Acacia translucens | Acacia sclerosperma | Acacia saligna | Acacia ramulosa var. linophylla | Acacia quadrimarginea | Acacia pubescens | Acacia Life Insurance Company | Acacia leprosa | Acacia kempeana | Acacia decurrens | Acacia cyclops |
As soil-forming pioneer trees the drought-resistant Sungkai (Peronema canessceus) and legumes such as Acacia mangium which fix nitrogen through symbiotic Rhizobium bacteria in their root nodules.