Smithsonian National Museum of Natural History

Ludwigia abyssinica A. Rich. (section Cryptosperma) (Description )

Ludwigia adscendens (L.) H. Hara (section Oligospermum) (Description )

Ludwigia affinis (DC.) H. Hara (section Seminuda) (Description )

Ludwigia africana (Brenan) H. Hara (section Seminuda) (Description )

Ludwigia alata Elliott (section Microcarpium) (Description )

Ludwigia albiflora Ramamoorthy (section Myrtocarpus) (Description )

Ludwigia alternifolia L. (section Ludwigia) (Description )

Ludwigia anastomosans (DC.) H. Hara (section Arborescentes) (Description )

Ludwigia arcuata Walter (section Isnardia) (Description )

Ludwigia bonariensis (Micheli) H. Hara (section Macrocarpon) (Description )

Ludwigia brachyphylla (Micheli) H. Hara (section Myrtocarpus) (Description )

Ludwigia brenanii H. Hara (section Brenania) (Description )

Ludwigia brevipes (Long) Eames (section Isnardia) (Description )

Ludwigia bullata (Hassl.) H. Hara (section Myrtocarpus) (Description )

Ludwigia burchellii (Micheli) H. Hara (section Myrtocarpus) (Description )

Ludwigia caparosa (Cambess.) H. Hara (section Myrtocarpus) (Description )

Ludwigia curtissii Chapm. (section Microcarpium) (Description )

Ludwigia decurrens Walter (section Pterocaulon) (Description )

Ludwigia densiflora (Micheli) H. Hara (section Amazonia) (Description )

Ludwigia dodecandra (DC.) Zardini & P. H. Raven (section Seminuda)

Ludwigia elegans (Cambess.) H. Hara (section Myrtocarpus) (Description )

Ludwigia epilobioides Maxim. (section Nipponia) (Description )

Ludwigia erecta (L.) H. Hara (section Pterocaulon) (Description )

Ludwigia filiformis (Micheli) Ramamoorthy (section Pterocaulon) (Description )

Ludwigia foliobracteolata (Munz) H. Hara (section Myrtocarpus) (Description )

Ludwigia glandulosa Walter (section Microcarpium) (Description )

Ludwigia glandulosa Walter subsp. brachycarpa (Torr. & A. Gray) C. I. Peng (Description )

Ludwigia glandulosa Walter subsp. glandulosa (Description )

Ludwigia grandiflora (Michx.) Greuter & Burdet (section Oligospermum) (Description )

Ludwigia hassleriana (Chodat) Ramamoorthy (section Myrtocarpus) (Description )

Ludwigia helminthorrhiza (Mart.) H. Hara (section Oligospermum) (Description )

Ludwigia hexapetala (Hook. & Arn.) Zardini, H. Y. Gu & P. H. Raven (section Oligospermum) (Description )

Ludwigia hirtella Raf. (section Ludwigia) (Description )

Ludwigia hookeri (Micheli) H. Hara (section Oligospermum) (Description )

Ludwigia hyssopifolia (G. Don) Exell (section Fissendocarpa) (Description )

Ludwigia inclinata (L. f.) M. Gómez (section Heterophylla) (Description )

Ludwigia irwinii Ramamoorthy (section Myrtocarpus) (Description )

Ludwigia jussiaeoides Desr. (section Africana) (Description )

Ludwigia lagunae (Morong) H. Hara (section Macrocarpon)

Ludwigia lanceolata Elliott (section Microcarpium) (Description )

Ludwigia laroutteana (Cambess.) H. Hara (section Myrtocarpus) (Description )

Ludwigia latifolia (Benth.) H. Hara (section Tectiflora) (Description )

Ludwigia leptocarpa (Nutt.) H. Hara (section Seminuda) (Description )

Ludwigia linearis Walter (section Microcarpium) (Description )

Ludwigia linifolia Poir. (section Microcarpium) (Description )

Ludwigia longifolia (DC.) H. Hara (section Pterocaulon) (Description )

Ludwigia major (Micheli) Ramamoorthy (section Pterocaulon) (Description )

Ludwigia maritima R. M. Harper (section Ludwigia) (Description )

Ludwigia martii (Micheli) Ramamoorthy (section Myrtocarpus) (Description )

Ludwigia mexiae (Munz) H. Hara (section Cinerascentes) (Description )

Ludwigia microcarpa Michx. (section Microcarpium) (Description )

Ludwigia multinervia (Hook. & Arn.) Ramamoorthy (section Myrtocarpus) (Description )

Ludwigia myrtifolia (Cambess.) H. Hara (section Myrtocarpus) (Description )

Ludwigia neograndiflora (Munz) H. Hara (section Macrocarpon)

Ludwigia nervosa (Poir.) H. Hara (section Myrtocarpus) (Description )

Ludwigia octovalvis (Jacq.) P. H. Raven (section Macrocarpon) (Description )

Ludwigia ovalis Miq. (section Miquelia) (Description )

Ludwigia palustris (L.) Elliott (section Isnardia) (Description )

Ludwigia peduncularis (Griseb.) M. Gómez (section Oligospermum) (Description )

Ludwigia peploides (Kunth) P. H. Raven (section Oligospermum) (Description )

Ludwigia peploides (Kunth) P. H. Raven subsp. glabrescens (O. Kuntze) P. H. Raven (Description )

Ludwigia peploides (Kunth) P. H. Raven subsp. montevidensis (Spreng.) P. H. Raven (Description )

Ludwigia peploides (Kunth) P. H. Raven subsp. peploides (Description )

Ludwigia peploides (Kunth) P. H. Raven subsp. stipulacea (Ohwi) P. H. Raven (Description )

Ludwigia perennis L. (section Caryophylloidea) (Description )

Ludwigia peruviana (L.) H. Hara (section Myrtocarpus) (Description )

Ludwigia pilosa Walter (section Microcarpium) (Description )

Ludwigia polycarpa Short & R. Peter (section Microcarpium) (Description )

Ludwigia prostrata Roxb. (section Nematopyxis) (Description )

Ludwigia pseudonarcissus (Chodat & Hassl.) Ramamoorthy (section Myrtocarpus)

Ludwigia quadrangularis (Micheli) H. Hara (section Seminuda)

Ludwigia ravenii C. I. Peng (section Microcarpium) (Type Data, Description )

Ludwigia repens J. R. Forst. (section Isnardia) (Description )

Ludwigia rigida (Miq.) Sandwith (section Myrtocarpus) (Description )

Ludwigia sedoides (Humb. & Bonpl.) H. Hara (section Humboldtia) (Description )

Ludwigia senegalensis (DC.) Troch. (section Prieurea) (Description )

Ludwigia sericea (Cambess.) H. Hara (section Myrtocarpus) (Description )

Ludwigia simpsonii Chapm. (section Microcarpium) (Description )

Ludwigia spathulata Torr. & A. Gray (section Isnardia) (Description )

Ludwigia speciosa (Brenan) Hoch, Goldblatt & P. H. Raven (section Africana) (Type Data, Description )

Ludwigia sphaerocarpa Elliott (section Microcarpium) (Description )

Ludwigia stenorraphe (Brenan) H. Hara (section Africana) (Description )

Ludwigia stolonifera (Guill. & Perr.) P. H. Raven (section Oligospermum) (Description )

Ludwigia stricta (C. Wright ex Griseb.) C. Wright (section Microcarpium) (Description )

Ludwigia suffruticosa Walter (section Microcarpium) (Description )

Ludwigia tomentosa (Cambess.) H. Hara (section Myrtocarpus) (Description )

Ludwigia torulosa (Arn.) H. Hara (section Oligospermum) (Description )

Ludwigia virgata Michx. (section Ludwigia) (Description )