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Fruit, embryo: Rumex spinosus , A, Fruit with persistent floral parts; B, fruit with floral parts removed; C, longitudinal section of fruit showing embryo; D, transection of fruit; Illustration by L.E. Chandler Fruit, embryo: Rumex spinosus, A, Fruit with persistent floral parts; B, fruit with floral parts removed; C, longitudinal section of fruit showing embryo; D, transection of fruit; Illustration by L.E. Chandler
Polygonaceae
Fruit, embryo: Rumex spinosus, A, Fruit with persistent floral parts; B, fruit with floral parts removed; C, longitudinal section of fruit showing embryo; D, transection of fruit; Illustration by L.E. Chandler
Fruits: Rumex spinosus ; Photo by K.E. Clancy, USDA APHIS PPQ, imageID.idtools.org Fruits: Rumex spinosus; Photo by K.E. Clancy, USDA APHIS PPQ, imageID.idtools.org
Polygonaceae
Fruits: Rumex spinosus; Photo by K.E. Clancy, USDA APHIS PPQ, imageID.idtools.org
Fruits: Rumex stenophyllus , with and without persistent perianth; Photo by A. Zharkikh, eol.org Fruits: Rumex stenophyllus, with and without persistent perianth; Photo by A. Zharkikh, eol.org
Polygonaceae
Fruits: Rumex stenophyllus, with and without persistent perianth; Photo by A. Zharkikh, eol.org
Fruit, seeds: Eichhornia crassipes ; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006) Fruit, seeds: Eichhornia crassipes; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)
Pontederiaceae
Fruit, seeds: Eichhornia crassipes; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Seeds: Eichhornia crassipes ; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Seeds: Eichhornia crassipes; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)
Pontederiaceae

Seeds: Eichhornia crassipes; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Seeds: Eichhornia azura ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US Seeds: Eichhornia azura; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Pontederiaceae
Seeds: Eichhornia azura; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Seeds: Eichhornia azura ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US Seeds: Eichhornia azura; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Pontederiaceae
Seeds: Eichhornia azura; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Embryo: Eichornia azurea ; Illustration by K. Parker, Kirkbride et al. (2006)

Embryo: Eichornia azurea; Illustration by K. Parker, Kirkbride et al. (2006)
Pontederiaceae

Embryo: Eichornia azurea; Illustration by K. Parker, Kirkbride et al. (2006)


Seed, embryo: Eichhornia azurea (A, seed; B, embryo in situ; C, transection of seed); Illustration by L.E. Chandler from Gunn and Ritchie (1988)

Seed, embryo: Eichhornia azurea (A, seed; B, embryo in situ; C, transection of seed); Illustration by L.E. Chandler from Gunn and Ritchie (1988)
Pontederiaceae

Seed, embryo: Eichhornia azurea (A, seed; B, embryo in situ; C, transection of seed); Illustration by L.E. Chandler from Gunn and Ritchie (1988)

Seeds: Heteranthera limosa ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US Seeds: Heteranthera limosa; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Pontederiaceae
Seeds: Heteranthera limosa; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Fruit: Monochoria vaginalis ; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Fruit: Monochoria vaginalis; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)
Pontederiaceae

Fruit: Monochoria vaginalis; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Fruits : Monochoria vaginalis ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US

Fruits: Monochoria vaginalis; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Pontederiaceae

Fruits: Monochoria vaginalis; Photo by J. Scher, Federal Noxious Weed Disseminules of the US


Seeds: Monochoria vaginalis ; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Seeds: Monochoria vaginalis; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)
Pontederiaceae

Seeds: Monochoria vaginalis; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Seeds: Monochoria vaginalis ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US Seeds: Monochoria vaginalis; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Pontederiaceae
Seeds: Monochoria vaginalis; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Embryo: Monochoria vaginalis ; Illustration by K. Parker, Kirkbride et al. (2006)

Embryo: Monochoria vaginalis; Illustration by K. Parker, Kirkbride et al. (2006)
Pontederiaceae

Embryo: Monochoria vaginalis; Illustration by K. Parker, Kirkbride et al. (2006)

Seed, embryo: Monochoria vaginalis (A, seed; B, embryo in situ; C, transection of seed); Illustration by L.E. Chandler from Gunn and Ritchie (1988)

Seed, embryo: Monochoria vaginalis (A, seed; B, embryo in situ; C, transection of seed); Illustration by L.E. Chandler from Gunn and Ritchie (1988)
Pontederiaceae

Seed, embryo: Monochoria vaginalis (A, seed; B, embryo in situ; C, transection of seed); Illustration by L.E. Chandler from Gunn and Ritchie (1988)


Seeds: Monochoria hastata ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US Seeds: Monochoria hastata; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Pontederiaceae
Seeds: Monochoria hastata; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Seeds:  Monochoria hastata ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US Seeds: Monochoria hastata; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Pontederiaceae
Seeds: Monochoria hastata; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Embryo: Monochoria hastata ; Illustration by K. Parker, Kirkbride et al. (2006)

Embryo: Monochoria hastata; Illustration by K. Parker, Kirkbride et al. (2006)
Pontederiaceae

Embryo: Monochoria hastata; Illustration by K. Parker, Kirkbride et al. (2006)

Seed, embryo: Monochoria hastata (A, seed; B, embryo in situ; C, transection of seed); Illustration by L.E. Chandler from Gunn and Ritchie (1988)

Seed, embryo: Monochoria hastata (A, seed; B, embryo in situ; C, transection of seed); Illustration by L.E. Chandler from Gunn and Ritchie (1988)
Pontederiaceae

Seed, embryo: Monochoria hastata (A, seed; B, embryo in situ; C, transection of seed); Illustration by L.E. Chandler from Gunn and Ritchie (1988)


Fruit: Pontederia cordata ; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Fruit: Pontederia cordata; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)
Pontederiaceae

Fruit: Pontederia cordata; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Seeds: Pontederia cordata ; Photo by S. Hurst, USDA-NRCS Plants Database Seeds: Pontederia cordata; Photo by S. Hurst, USDA-NRCS Plants Database
Pontederiaceae
Seeds: Pontederia cordata; Photo by S. Hurst, USDA-NRCS Plants Database
Seeds: Pontederia cordata ; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Seeds: Pontederia cordata; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)
Pontederiaceae

Seeds: Pontederia cordata; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Infructescence: Pontederia cordata ; Photo by rboles, gbif.org Infructescence: Pontederia cordata; Photo by rboles, gbif.org
Pontederiaceae
Infructescence: Pontederia cordata; Photo by rboles, gbif.org

Seed: Portulaca intraterranea ; Photo by South Australian Seed Conservation Centre, used with permission Seed: Portulaca intraterranea; Photo by South Australian Seed Conservation Centre, used with permission
Portulacaceae
Seed: Portulaca intraterranea; Photo by South Australian Seed Conservation Centre, used with permission
Fruits: Portulaca oleracea ; Photo by Didier Descouens, wikimedia commons Fruits: Portulaca oleracea; Photo by Didier Descouens, wikimedia commons
Portulacaceae
Fruits: Portulaca oleracea; Photo by Didier Descouens, wikimedia commons
Fruit: Portulaca oleacea ; Photo by South Australian Seed Conservation Centre, used with permission Fruit: Portulaca oleacea; Photo by South Australian Seed Conservation Centre, used with permission
Portulacaceae
Fruit: Portulaca oleacea; Photo by South Australian Seed Conservation Centre, used with permission
Seeds: Portulaca oleracea ; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID Seeds: Portulaca oleracea; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID
Portulacaceae
Seeds: Portulaca oleracea; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID

Seed: Portulaca oleracea ; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID Seed: Portulaca oleracea; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID
Portulacaceae
Seed: Portulaca oleracea; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID
Embryo: Portulaca quadrifida ; Illustration by K. Parker, Kirkbride et al. (2006) Embryo: Portulaca quadrifida; Illustration by K. Parker, Kirkbride et al. (2006)
Portulacaceae
Embryo: Portulaca quadrifida; Illustration by K. Parker, Kirkbride et al. (2006)
Fruit: Posidonia australis,  with calyx; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Fruit: Posidonia australis, with calyx; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)
Posidoniaceae

Fruit: Posidonia australis, with calyx; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Fruit: Posidonia australis ; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)

Fruit: Posidonia australis; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)
Posidoniaceae

Fruit: Posidonia australis; Photo by R. Gibbons, USDA APHIS PPQ, Kirkbride et al. (2006)