Hortus Botanicus 2020 – Banana plant Hortus Botanicus 2020 – Flower Hortus Botanicus 2020 – Hanging gardens of Leiden Hortus Botanicus 2020 – Leaves Hortus Botanicus 2020 – PTT Hortus Botanicus 2020 – Old postbox Hortus Botanicus 2020 – Japanese garden Hortus Botanicus 2020 – Cactus Hortus Botanicus 2020 – Kidney-leaf mud plantain Hortus Botanicus 2020 – Butterfly Hortus Botanicus 2020 – Swiss Cheese Plant Hortus Botanicus 2020 – Victoria amazonica Hortus Botanicus 2020 – Butterfly Hortus Botanicus 2020 – Victoria amazonica Hortus Botanicus 2020 – Flower Hortus Botanicus 2020 – Leaves Minerva with corona hair University Library Research buildings Hortus Botanicus Silly memorial plaque Waiting to photograph the West-Java Amorphophallus The West-Java Amorphophallus in the Hortus Botanic… Photographing the West-Java Amorphophallus Rijwielbewaarplaats Hortus Botanicus 2022 – Nepenthes Hortus Botanicus 2022 – Amorphophallus titanum Hortus Botanicus 2022 – Nepenthes Hortus Botanicus 2022 – Amorphophallus titanum Hortus Botanicus 2022 – Amorphophallus titanum Hortus Botanicus 2022 – Amorphophallus titanum Hortus Botanicus 2022 – Giant elephant ear Renovation of the Van Wijkplaats Renovation of the Van Wijkplaats Renovation of the Van Wijkplaats Renovation of the Van Wijkplaats Renovation of the Van Wijkplaats Renovation of the Van Wijkplaats Hortus Botanicus Grape Hyacinth Flowers of the Amorphophallus Gigas Academiegebouw Renovation of the Gorlæus building Hortus Botanicus 2020 – Grappling plant Demolition of the old university labs Demolition of the old university labs Demolition of the old university labs Lipsius building Academiegebouw Lipsius building View of the former Gorlaeus Lab from the Huygens L… View of the former Gorlaeus Lab from the Huygens L… Demolition of the old Gorlaeus Lab Demolition of the old Gorlaeus Lab Debate about the debate on islam Leidens Ontzet 2019 – Parade – Beadle of the unive… Leidens Ontzet 2019 – Parade – University Leidens Ontzet 2019 – Parade – Students Chalk Ventilation on or off Old staircase at the Gorlæus building Demolition of the old Gorlæus Laboratory Demolition of the old Gorlæus Laboratory New Gorlæus building Demolition of the old Gorlæus building Demolition of the old Gorlæus building Demolition of the old Gorlæus building Demolition of the old Gorlæus building Demolition of the old Gorlæus building Demolition of the old Gorlæus building 444th dIes natalis of Leiden University 444th dIes natalis of Leiden University 444th dIes natalis of Leiden University 444th dIes natalis of Leiden University 444th dIes natalis of Leiden University 444th dIes natalis of Leiden University 444th dIes natalis of Leiden University 444th dIes natalis of Leiden University 444th dIes natalis of Leiden University 444th dIes natalis of Leiden University 444th dIes natalis of Leiden University 444th dIes natalis of Leiden University Leiden University – Exhibition about prof. Cleveri… Leiden University – Exhibition about prof. Cleveri… Leiden University – Exhibition about prof. Cleveri… Tables and chairs Rijksmuseum Boerhaave 2018 – Herman Boerhaave spea… Houd uw fatsoen, aub geen peuken in het plantsoen Staircase in the P.J. Veth building of Leiden Univ… Green wall Couch Gorlaeus building of the Faculty of Science Gorlaeus building of the Faculty of Science ELCID-week ELCID-week ELCID-week Door of the Academy Building Hortus Botanicus 2018 – Beehives Hortus Botanicus 2018 – Dasylirion glaucophyllum Hortus Botanicus 2018 – Original garden Hortus Botanicus 2018 – Flowers Hortus Botanicus 2018 – Flower Hortus Botanicus 2018 – Leavy gent Hortus Botanicus 2018 – Fern Hortus Botanicus 2018 – Fern