taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
59BF0A8CBF695B1CBA0BF08EB09D8E93.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1506840	https://doi.org/10.3897/phytokeys.269.170618.figure1	Figure 1. Echinodorus nenufar. A. Mature plant; B. Juvenile submerged plant; C. Detail of root with finely ringed velamen and terminal drop-shaped trichomes; D. Petiole apex with trichomes; E. Floral whorl; F. Bowl-shaped flower at ~ 4: 00 PM; G. Cup-shaped flower with erect petals by midday; H. Achene with dorsal keel and basal gland. Illustration by Marcelo Moreno.	Figure 1. Echinodorus nenufar. A. Mature plant; B. Juvenile submerged plant; C. Detail of root with finely ringed velamen and terminal drop-shaped trichomes; D. Petiole apex with trichomes; E. Floral whorl; F. Bowl-shaped flower at ~ 4: 00 PM; G. Cup-shaped flower with erect petals by midday; H. Achene with dorsal keel and basal gland. Illustration by Marcelo Moreno.	2026-01-07	Calviño, Pablo A.;Lehtonen, Samuli;Waldbillig, Marcos;Acuña, Tomás;Alonso, Felipe		Zenodo	biologists	Calviño, Pablo A.;Lehtonen, Samuli;Waldbillig, Marcos;Acuña, Tomás;Alonso, Felipe			
59BF0A8CBF695B1CBA0BF08EB09D8E93.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1506841	https://doi.org/10.3897/phytokeys.269.170618.figure2	Figure 2. Echinodorus nenufar. A, B. Holotype mounted on two sheets (SI 226624, sheet A barcode 147436, sheet B barcode 147435); C. Paratype (SI 226626, barcode 147428); D. Paratype (SI 226625, barcode 147434).	Figure 2. Echinodorus nenufar. A, B. Holotype mounted on two sheets (SI 226624, sheet A barcode 147436, sheet B barcode 147435); C. Paratype (SI 226626, barcode 147428); D. Paratype (SI 226625, barcode 147434).	2026-01-07	Calviño, Pablo A.;Lehtonen, Samuli;Waldbillig, Marcos;Acuña, Tomás;Alonso, Felipe		Zenodo	biologists	Calviño, Pablo A.;Lehtonen, Samuli;Waldbillig, Marcos;Acuña, Tomás;Alonso, Felipe			
59BF0A8CBF695B1CBA0BF08EB09D8E93.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1506843	https://doi.org/10.3897/phytokeys.269.170618.figure4	Figure 4. Growth habits of Echinodorus nenufar. A. Submerged habit, top view; B. Emergent habit; C. Floating leaf blade; A. From SI 226627; B. From SI 226625; C. From SI 226630. Photographs and plate design by P. A. Calviño.	Figure 4. Growth habits of Echinodorus nenufar. A. Submerged habit, top view; B. Emergent habit; C. Floating leaf blade; A. From SI 226627; B. From SI 226625; C. From SI 226630. Photographs and plate design by P. A. Calviño.	2026-01-07	Calviño, Pablo A.;Lehtonen, Samuli;Waldbillig, Marcos;Acuña, Tomás;Alonso, Felipe		Zenodo	biologists	Calviño, Pablo A.;Lehtonen, Samuli;Waldbillig, Marcos;Acuña, Tomás;Alonso, Felipe			
59BF0A8CBF695B1CBA0BF08EB09D8E93.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1506844	https://doi.org/10.3897/phytokeys.269.170618.figure5	Figure 5. Floral ontogeny of Echinodorus nenufar. A. Bud emergence at 6: 00 AM; B. Initial petal unfolding in a rosette-like form at dawn; C. Erect, cup-shaped corolla maintained until midday; D. Maximum petal expansion under full sun; E, F. Onset of petal retraction, forming an open or closed bowl by ~ 4: 00 PM; G. Inflorescence rachis detail in late afternoon. Photographs and plate design by P. A. Calviño.	Figure 5. Floral ontogeny of Echinodorus nenufar. A. Bud emergence at 6: 00 AM; B. Initial petal unfolding in a rosette-like form at dawn; C. Erect, cup-shaped corolla maintained until midday; D. Maximum petal expansion under full sun; E, F. Onset of petal retraction, forming an open or closed bowl by ~ 4: 00 PM; G. Inflorescence rachis detail in late afternoon. Photographs and plate design by P. A. Calviño.	2026-01-07	Calviño, Pablo A.;Lehtonen, Samuli;Waldbillig, Marcos;Acuña, Tomás;Alonso, Felipe		Zenodo	biologists	Calviño, Pablo A.;Lehtonen, Samuli;Waldbillig, Marcos;Acuña, Tomás;Alonso, Felipe			
59BF0A8CBF695B1CBA0BF08EB09D8E93.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1506845	https://doi.org/10.3897/phytokeys.269.170618.figure6	Figure 6. Root morphology. A. Thick, fibrous roots with reddish surface coloration due to laterite in the substrate; B, C. White, hydrated, fleshy roots with velamen and terminal drop-shaped nodules; D. Fusiform rhizome with fibrous roots. Photographs and plate design by P. A. Calviño.	Figure 6. Root morphology. A. Thick, fibrous roots with reddish surface coloration due to laterite in the substrate; B, C. White, hydrated, fleshy roots with velamen and terminal drop-shaped nodules; D. Fusiform rhizome with fibrous roots. Photographs and plate design by P. A. Calviño.	2026-01-07	Calviño, Pablo A.;Lehtonen, Samuli;Waldbillig, Marcos;Acuña, Tomás;Alonso, Felipe		Zenodo	biologists	Calviño, Pablo A.;Lehtonen, Samuli;Waldbillig, Marcos;Acuña, Tomás;Alonso, Felipe			
59BF0A8CBF695B1CBA0BF08EB09D8E93.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1506842	https://doi.org/10.3897/phytokeys.269.170618.figure3	Figure 3. Habitat views of Echinodorus nenufar. A. Ephemeral wetland near Route 81, close to Hickmann (– 23.173501 ° S, – 63.662227 ° W), 22 November 2024; B. Type locality; C. Same environment as (A); D. Inflorescence detail at dusk. Photographs and plate design by P. A. Calviño.	Figure 3. Habitat views of Echinodorus nenufar. A. Ephemeral wetland near Route 81, close to Hickmann (– 23.173501 ° S, – 63.662227 ° W), 22 November 2024; B. Type locality; C. Same environment as (A); D. Inflorescence detail at dusk. Photographs and plate design by P. A. Calviño.	2026-01-07	Calviño, Pablo A.;Lehtonen, Samuli;Waldbillig, Marcos;Acuña, Tomás;Alonso, Felipe		Zenodo	biologists	Calviño, Pablo A.;Lehtonen, Samuli;Waldbillig, Marcos;Acuña, Tomás;Alonso, Felipe			
