Habitat and morphology of Philodendron luisae . A. Habitat in a fragment of Atlantic Ombrophilous Dense Submontane Forest in Silva Jardim municipality. B. An hemi-epiphytic individual growing on Dicksonia sp. C. Young leaves. D. Flowering shoot with an inflorescence in pre-anthesis and a leaf ripped. E. Detail of the flattened petiole. F. Detail of the angular internodes. G. Detail of the inflorescence manually opened to show the interior.