Bignoniaceae Tabebuia obscura (Bureau and K.Schum.) Sprague - Peru A. Monteagudo 1947 image_info.php?img=images/collections/amonteagudo_001947_01_p.jpg&id=111076#image111076 Bignoniaceae Tabebuia obscura (Bureau and K.Schum.) Sprague - Peru A. Monteagudo 2339 image_info.php?img=images/collections/amonteagudo_002339_01_p.jpg&id=111077#image111077 Bignoniaceae Tabebuia obscura (Bureau and K.Schum.) Sprague - Peru A. Monteagudo 1927 image_info.php?img=images/collections/amonteagudo_001927_01_p.jpg&id=111078#image111078