Croonenborghs, S Occurrence of aerenchyma tissue in leaves of Guzmania 'Hilda'. [electronic resource] - Communications in agricultural and applied biological sciences 2007 - 119-23 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 1379-1176 Subjects--Topical Terms: Bromeliaceae--anatomy & histologyMicroscopy, Electron, TransmissionPlant Leaves--anatomy & histology