| The ancestral flower of angiosperms and its early diversification H Sauquet, MV Balthazar, S Magallon, JA Doyle, PK Endress, E Bailes, ... Nature Communications, 2017 | 321 | 2017 |
| Trichome structure and evolution in Neotropical lianas A Nogueira, JHL El Ottra, E Guimaraes, SR Machado, LG Lohmann Annals of Botany 112 (7), 1331-1350, 2013 | 74 | 2013 |
| Fusion within and between whorls of floral organs in Galipeinae (Rutaceae): structural features and evolutionary implications JHL El Ottra, JR Pirani, PK Endress Annals of Botany 111 (5), 821-837, 2013 | 48 | 2013 |
| Floral morphology and anatomy of five species of Galipea Aubl. and its bearing on the evolution of tubular flowers in Neotropical Rutaceae JR Pirani, JHL El Ottra, NL Menezes Brazilian Journal of Botany 33 (2), 301-318, 2010 | 27* | 2010 |
| Mechanical forces in floral development K Bull–Hereñu, P Dos Santos, JFG Toni, JHL El Ottra, P Thaowetsuwan, ... Plants 11 (5), 661, 2022 | 22 | 2022 |
| Comparative floral structure and evolution in Galipeinae (Galipeeae: Rutaceae) and its implications at different systematic levels JHL El Ottra, D Demarco, JR Pirani Botanical Journal of the Linnean Society 191 (1), 30-101, 2019 | 21 | 2019 |
| Structure of the flower of Simaba (Simaroubaceae) and its anatomical novelties GGN Alves, MF El Ottra, J.H.L., Devecchi, D Demarco, JR Pirani Botanical Journal of the Linnean Society 183, 162-176, 2017 | 19 | 2017 |
| A tree nymph of the Brazilian Atlantic Forest: Dryades (Galipeinae, Rutaceae), a new neotropical genus segregated from Conchocarpus M Groppo, LJC de Lemos, P de Lima Ferreira, C Ferreira, CP Bruniera, ... Molecular phylogenetics and evolution 154, 106971, 2021 | 15 | 2021 |
| The ancestral flower of angiosperms and its early diversification. Nat Commun 8: 16047 H Sauquet, M Von Balthazar, S Magallón, JA Doyle, PK Endress, ... | 15 | 2017 |
| Floral biology and pollination of two sympatric species of Galipeinae (Galipeeae, Rutaceae) endemic to the Brazilian Atlantic Forest JHL El Ottra, JR Pirani, ER Pansarin Flora 221, 107-116, 2016 | 14 | 2016 |
| Relationship of floral morphology and development with the pattern of bee visitation in a species with pollen-flowers, Chamaecrista desvauxii (Fabaceae) A Nogueira, LB Valadão-Mendes, JHL El Ottra, E Guimarães, ... Botanical Journal of the Linnean Society 187 (1), 137-156, 2018 | 10 | 2018 |
| Flower size affects bee species visitation pattern on flowers with poricidal anthers across pollination studies T Delgado, LC Leal, JHL El Ottra, VLG Brito, A Nogueira Flora 299, 152198, 2023 | 9 | 2023 |
| Tackling pollination of tubular flowers in Rutaceae and a case study of Conchocarpus rubrus (Galipeinae, Rutaceae) JHL El Ottra, JR Pirani, ER Pansarin Brazilian Journal of Botany 39, 913-924, 2016 | 9 | 2016 |
| Revisiting pericarp structure, dehiscence and seed dispersal in Galipeeae (Zanthoxyloideae, Rutaceae) GO Paschoalini, JR Pirani, D Demarco, JHL El Ottra Brazilian Journal of Botany 45 (1), 415-429, 2022 | 6 | 2022 |
| What reproductive traits tell us about the evolution and diversification of the tree-of-heaven family, simaroubaceae GGN Alves, LHM Fonseca, MF Devecchi, JHL El Ottra, D Demarco, ... Brazilian Journal of Botany 45 (1), 367-397, 2022 | 6 | 2022 |
| Gynoecium structure in Sapindales and a case study of Trichilia pallens (Meliaceae) JHL El Ottra, GF de Albuquerque Melo-de-Pinna, D Demarco, JR Pirani, ... Journal of Plant Research 135 (2), 157-190, 2022 | 5 | 2022 |
| Gynodioecy in Trichilia (Meliaceae) and a peculiar case of male sterility due to tapetal necrotic cell death RL Gama, JHL El Ottra, JR Pirani, D Demarco Brazilian Journal of Botany 45 (1), 449-462, 2022 | 5 | 2022 |
| Flora da Serra do Cipó, Minas Gerais: Chrysobalanaceae JHL El Ottra, JR Pirani, GT Prance Boletim de Botânica da Universidade de São Paulo, 155-160, 2008 | 5 | 2008 |
| Estrutura floral de Galipeinae (Rutaceae) e suas implicações na sistemática, evolução e biologia do grupo JHL El Ottra Universidade de São Paulo, 2014 | 4 | 2014 |
| Pollen transfer within flowers: how pollen is secondarily presented JHL El Ottra, JFG Toni, P Thaowetsuwan, PD Santos, J Jeiter, ... International Journal of Plant Sciences 185 (1), 15-31, 2024 | 2 | 2024 |
