| | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
| | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Argentina | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Australia | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Bolivia | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Bolivia | Beni | | Jørgensen, P. M., M. H. Nee & S. G. Beck | 2014 | Catálogo de las plantas vasculares de Bolivia | Cat. Pl. Vasc. Bolivia, Monogr. Syst. Bot. Missouri Bot. Gard. | 127(1–2): i–viii, 1–1744 |
Bolivia | Beni | | Jørgensen, P. M., M. H. Nee, S. G. Beck & A.F. Fuentes | 2015 en adelante | Catalogo de las plantas vasculares de Bolivia (actualizaciones en línea) | | |
Bolivia | La Paz | | Jørgensen, P. M., M. H. Nee, S. G. Beck & A.F. Fuentes | 2015 en adelante | Catalogo de las plantas vasculares de Bolivia (actualizaciones en línea) | | |
Bolivia | La Paz | | Jørgensen, P. M., M. H. Nee & S. G. Beck | 2014 | Catálogo de las plantas vasculares de Bolivia | Cat. Pl. Vasc. Bolivia, Monogr. Syst. Bot. Missouri Bot. Gard. | 127(1–2): i–viii, 1–1744 |
Bolivia | Santa Cruz | | Killeen, T. J. & T. S. Schulenberg | 1998 | A biological assessment of Parque Nacional Noel Kempff Mercado, Bolivia | RAP Working Papers | 10: 1–372 |
Botswana | | | Wilmot-Dear, C. M. | 1991 | 161. Ceratophyllaceae | Fl. Zambes. | 9(6): 124–128 |
Brazil | | | Forzza, R. C. | 2010 | (none) | Lista de espécies Flora do Brasil | http://floradobrasil.jbrj.gov.br/2010 |
Brazil | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Canada | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Canada | | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
Canada | | | Anonymous | 1986 | (none) | List-Based Rec., Soil Conserv. Serv., U.S.D.A. | |
Canada | | | Fernald, M. | 1950 | (none) | Manual (ed. 8) | i–lxiv, 1–1632 |
Canada | | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
Canada | | | Small, J. K. | 1933 | (none) | Man. S.E. Fl. | i–xxii, 1–1554 |
Canada | | | Gleason, H. A. | 1968 | The Choripetalous Dicotyledoneae | Ill. Fl. N.E. U.S. | vol. 2. 655 pp |
Canada | | | Godfrey, R. K. & J. W. Wooten | 1981 | (none) | Aquatic Wetland Pl. S.E. U.S. Dicot. | 1–944 |
Canada | | | Les, D. H. | 1993 | Ceratophyllaceae | | 15 pp. |
Canada | Alberta | | Les, D. H. | 1993 | Ceratophyllaceae | | 15 pp. |
Canada | British Columbia | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
Canada | British Columbia | | Fernald, M. | 1950 | (none) | Manual (ed. 8) | i–lxiv, 1–1632 |
Canada | British Columbia | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
Canada | British Columbia | | Les, D. H. | 1993 | Ceratophyllaceae | | 15 pp. |
Canada | Manitoba | | Les, D. H. | 1993 | Ceratophyllaceae | | 15 pp. |
Canada | New Brunswick | | Les, D. H. | 1993 | Ceratophyllaceae | | 15 pp. |
Canada | Northwest Territories | | Les, D. H. | 1993 | Ceratophyllaceae | | 15 pp. |
Canada | Nova Scotia | | Les, D. H. | 1993 | Ceratophyllaceae | | 15 pp. |
Canada | Ontario | | Les, D. H. | 1993 | Ceratophyllaceae | | 15 pp. |
Canada | Prince Edward Island | | Les, D. H. | 1993 | Ceratophyllaceae | | 15 pp. |
Canada | Quebec | | Great Plains Flora Association | 1986 | (none) | Fl. Great Plains | i–vii, 1–1392 |
Canada | Quebec | | Fernald, M. | 1950 | (none) | Manual (ed. 8) | i–lxiv, 1–1632 |
Canada | Quebec | | Correll, D. S. & M. C. Johnston | 1970 | (none) | Man. Vasc. Pl. Texas | i–xv, 1–1881 |
Canada | Quebec | | Les, D. H. | 1993 | Ceratophyllaceae | | 15 pp. |
Canada | Saskatchewan | | Les, D. H. | 1993 | Ceratophyllaceae | | 15 pp. |
Caribbean | Hispaniola | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Caribbean | Puerto Rico | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
China | Anhui | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Fujian | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Guangdong | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Guangxi | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Guizhou | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Hebei | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Heilongjiang | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Henan | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Hubei | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Hunan | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Jiangsu | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Jilin | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Nei Mongol Zizhiqu | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Ningxia Hui | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Shaanxi | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Shandong | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Shanxi | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Sichuan | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Taiwan | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Xinjiang Uygur | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Xizang Zizhiqu | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Yunnan | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
China | Zhejiang | | Flora of China Editorial Committee | 2003 | Flora of China (Ulmaceae through Basellaceae) | Fl. China | 5: 1–506 |
Colombia | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Colombia | Antioquia | | Idárraga-Piedrahita, A., R. del C. Ortiz, R. Callejas Posada & M. Merello | 2011 | Listado de las plantas vasculares del departamento de Antioquia | Fl. Antioquia: Cat. | 2: 9–939 |
Costa Rica | | | Monro, A. K., D. Santamaría-Aguilar, F. González Brenes, O. Chacón, D. Solano, A. Rodríguez González, N. Zamora, E. Fedele & M. D. Correa A. | 2017 | A first checklist to the vascular plants of La Amistad International Park (PILA), Costa Rica-Panama | Phytotaxa | 322(1): 1–283 |
Costa Rica | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Costa Rica | | | Crow, G. E. | 2020 | Ceratophyllaceae. En: Manual de Plantas de Costa Rica. Vol. IV, Parte 2. B.E. Hammel, M.H. Grayum, C. Herrera & N. Zamora (eds.). | Monogr. Syst. Bot. Missouri Bot. Gard. | 138: 452-454 |
Cuba | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Ecuador | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Ecuador | Imbabura | | Ståhl, B. | 2003 | Ceratophyllaceae | Fl. Ecuador | 70: 27–29 |
El Salvador | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
French Guiana | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Gabon | | | ORSTOM | 1988 | (none) | List Vasc. Pl. Gabon | |
Guatemala | | | Standley, P. C. & J. A. Steyermark | 1946 | Ceratophyllaceae. In: Standley, P.C. & Steyermark, J.A. (eds.), Flora of Guatemala - Part IV | Fieldiana, Bot. | 24(4): 242–243 |
Guatemala | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Guatemala | Alta Verapaz | | Standley, P. C. & J. A. Steyermark | 1946 | Ceratophyllaceae. In: Standley, P.C. & Steyermark, J.A. (eds.), Flora of Guatemala - Part IV | Fieldiana, Bot. | 24(4): 242–243 |
Guatemala | Guatemala | | Standley, P. C. & J. A. Steyermark | 1946 | Ceratophyllaceae. In: Standley, P.C. & Steyermark, J.A. (eds.), Flora of Guatemala - Part IV | Fieldiana, Bot. | 24(4): 242–243 |
Guatemala | Izabal | | Standley, P. C. & J. A. Steyermark | 1946 | Ceratophyllaceae. In: Standley, P.C. & Steyermark, J.A. (eds.), Flora of Guatemala - Part IV | Fieldiana, Bot. | 24(4): 242–243 |
Guatemala | Jutiapa | | Standley, P. C. & J. A. Steyermark | 1946 | Ceratophyllaceae. In: Standley, P.C. & Steyermark, J.A. (eds.), Flora of Guatemala - Part IV | Fieldiana, Bot. | 24(4): 242–243 |
Guatemala | Sololá | | Standley, P. C. & J. A. Steyermark | 1946 | Ceratophyllaceae. In: Standley, P.C. & Steyermark, J.A. (eds.), Flora of Guatemala - Part IV | Fieldiana, Bot. | 24(4): 242–243 |
Guyana | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Honduras | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Honduras | | | Nelson, C. H. | 2008 | (none) | Cat. Pl. Vasc. Honduras | i–xxix, 31–1576 |
Honduras | | | Molina R., A. | 1975 | Enumeración de las plantas de Honduras | Ceiba | 19(1): 1–118 |
Honduras | | | Standley, P. C. & J. A. Steyermark | 1946 | Ceratophyllaceae. In: Standley, P.C. & Steyermark, J.A. (eds.), Flora of Guatemala - Part IV | Fieldiana, Bot. | 24(4): 242–243 |
Jamaica | | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Madagascar | | | Perrier de la Bathie, H. | 1950 | Ceratophyllacees | Fl. Madagasc. | 75: 1–3 |
Madagascar | | | Hochreutiner, B. P. G. | 1908 | Sertum madagascariense. Etude systematique de deux collections de plantes a Madagascar par M.M. J. Guillot et H. Rusillon | Annuaire Conserv. Jard. Bot. Genève | 11/12: 35–135 |
Malawi | | | Wilmot-Dear, C. M. | 1991 | 161. Ceratophyllaceae | Fl. Zambes. | 9(6): 124–128 |
Mexico | | | Cowan, C. P. | 1983 | Flora de Tabasco | Listados Floríst. México | 1: 1–123 |
Mexico | | | Breedlove, D.E. | 1986 | Flora de Chiapas | Listados Floríst. México | 4: i–v, 1–246 |
Mexico | | | Standley, P. C. & J. A. Steyermark | 1946 | Ceratophyllaceae. In: Standley, P.C. & Steyermark, J.A. (eds.), Flora of Guatemala - Part IV | Fieldiana, Bot. | 24(4): 242–243 |
Mexico | | | Carnevali Fernández-Concha, G., J. L. Tapia Muñoz, R. Duno de Stefano & I. Ramírez Morillo | 2010 | (none) | Fl. Ilustr. Peníns. Yucatán | 1–326 |
Mexico | Baja California | | Villaseñor Ríos, J. L. | 2016 | Checklist of the native vascular plants of Mexico. Catálogo de las plantas vasculares nativas de México. | Revista Mex. Biodivers. | 87(3): 559–902 |
Mexico | Baja California Sur | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Mexico | Baja California Sur | | Villaseñor Ríos, J. L. | 2016 | Checklist of the native vascular plants of Mexico. Catálogo de las plantas vasculares nativas de México. | Revista Mex. Biodivers. | 87(3): 559–902 |
Mexico | Campeche | | Villaseñor Ríos, J. L. | 2016 | Checklist of the native vascular plants of Mexico. Catálogo de las plantas vasculares nativas de México. | Revista Mex. Biodivers. | 87(3): 559–902 |
Mexico | Campeche | | Ulloa Ulloa, C., H. M. Hernández, F. R. Barrie & S. Knapp | 2024 | Cycadaceae a Cactaceae | Fl. Mesoamer. | 2(1): ined. |
Mexico | Campeche | | Carnevali Fernández-Concha, G., J. L. Tapia Muñoz, R. Duno de Stefano & I. Ramírez Morillo | 2010 | (none) | Fl. Ilustr. Peníns. Yucatán | 1–326 |