Buddleja longifolia is a species now restricted to remnants of montane forest in Loja, Ecuador, and northern Peru at altitudes of 2100 – 2600 m.
Buddleja | Madhuca longifolia | Buddleja davidii | Buddleja crispa | Buddleja alternifolia 'Argentea' | ''Buddleja alternifolia'' 'Argentea' | Buddleja × weyeriana | ''Buddleja'' × ''weyeriana'' | Buddleja 'West Hill' | Buddleja 'Pink Delight' | Buddleja 'Lochinch' | Buddleja davidii var. nanhoensis | Acacia longifolia | Pulmonaria longifolia | Polyalthia longifolia | Pinguicula longifolia | Physalis longifolia | Persoonia longifolia | Buddleja × weyeriana 'Sungold' | Buddleja utahensis | Buddleja 'Summer Beauty' | Buddleja nitida | Buddleja 'Mayford Purple' | Buddleja globosa | Buddleja diffusa | Buddleja davidii 'Fascination' | Buddleja davidii 'Border Beauty' | ''Buddleja crispa'' var. ''agathosma'' | Buddleja asiatica | Buddleja albiflora |