Colombia 2023,with Andrés Orejuela et al. Target: Deprea, Browallia, Saracha, Iochroma, Cestrum et al.
United States (FL) 2021, Fairchild Botanical Garden. Target: Goetzea, Brunfelsia, Solanum, Datura, Juanulloa et al.
United States (CO) 2021, with Chelsea Pretz, Abel Campos, and Jesse Harris. Target: Physalis, Quincula andClematis
Argentina (Misiones-Corrientes-Jujuy) 2019, with Lucas Wheeler. Target: Petunia, Calibrachoa, Nierembergia and Brunfelsia.
Colombia 2019, with Gloria Barboza, Andrés Orejuela, Clara Inés Orozco, Lynn Bohs et al. Target: Deprea, Physalis, Saracha, Capsicum and other Solanaceae.
China 2019, with Pichang Gong, Ran Wei, Su Tao, et al. Target: Alkekengi, Physalis, Physaliastrum, and Archiphysalis.
Perú 2019, with Víctor Quipuscoa, and Cármen Fernández. Target: Leptoglossis, Physalis, Exodeconus, Deprea, and Iochrominae.
Argentina (Catamarca-Tucumán-La Pampa) 2019, with Lucas Wheeler, and Virginia Palchetti. Target: Fabiana, Nierembergia and other Solanaceae (like Sclerophylax).
Argentina (Salta-Jujuy) 2019, with Victoria Bossio, Rita Morero, and Sebastián Carrasco. Target: Physalis and ferns (Fam. Dryopteridaceae by R. Morero).
Perú (Yanachaga-Chemillén National Park) 2018, with Sebastián Carrasco. Target: Deprea, Capsicum, Physalis, Darcyanthus.
Ecuador 2018, with Andres Orejuela, Edwin Trujillo, and Peter Moonlight. Target: Deprea, Cuatresia, Solandreae (plus Araceae, Melastomataceae, Begonia, and more).
Brazil 2018, with Gloria Barboza, and Lisandro Fernández. Target: Aureliana, Capsicum.
United States 2017, with Chelsea Pretz, Sebastián Carrasco, and Stacey Smith. Target: Chamaesaracha, Quincula, Physalis.
Colombia 2016, with Andres Orejuela, Sandra Urbano, and Eduardo Mendoza. Target: Deprea, Cuatresia, Witheringia.
Ecuador-Perú 2013, with Segundo Leiva González and Ana Basso. Target: Deprea, Salpichroa.
Ecuador-Perú 2012, with Segundo Leiva González. Target: Deprea.