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Seeds: Merremia aegyptia ; Photo by A. Margina, USDA APHIS PPQ, imageID.idtools.org Seeds: Merremia aegyptia; Photo by A. Margina, USDA APHIS PPQ, imageID.idtools.org
Convolvulaceae
Seeds: Merremia aegyptia; Photo by A. Margina, USDA APHIS PPQ, imageID.idtools.org
Embryo: Merremia aegyptia ; Illustration by K. Parker, Kirkbride et al. (2006) Embryo: Merremia aegyptia; Illustration by K. Parker, Kirkbride et al. (2006)
Convolvulaceae
Embryo: Merremia aegyptia; Illustration by K. Parker, Kirkbride et al. (2006)
Seed: Aniseia martinicensis ; Photo by V. Brewster, USDA APHIS PPQ, imageID.idtools.org Seed: Aniseia martinicensis; Photo by V. Brewster, USDA APHIS PPQ, imageID.idtools.org
Convolvulaceae
Seed: Aniseia martinicensis; Photo by V. Brewster, USDA APHIS PPQ, imageID.idtools.org
Fruit: Calystegia sepium ; Photo by South Australian Seed Conservation Centre, used with permission Fruit: Calystegia sepium; Photo by South Australian Seed Conservation Centre, used with permission
Convolvulaceae
Fruit: Calystegia sepium; Photo by South Australian Seed Conservation Centre, used with permission

Seeds: Calystegia sepium ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US Seeds: Calystegia sepium; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Convolvulaceae
Seeds: Calystegia sepium; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Embryo: Calystegia pubescens ; Illustration by K. Parker, Kirkbride et al. (2006) Embryo: Calystegia pubescens; Illustration by K. Parker, Kirkbride et al. (2006)
Convolvulaceae
Embryo: Calystegia pubescens; Illustration by K. Parker, Kirkbride et al. (2006)
Fruit: Convolvulus arvensis ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US Fruit: Convolvulus arvensis; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Convolvulaceae
Fruit: Convolvulus arvensis; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Seeds: Convolvulus arvensis ; Photo by M. Meadows, USDA APHIS PPQ, imageID.idtools.org Seeds: Convolvulus arvensis; Photo by M. Meadows, USDA APHIS PPQ, imageID.idtools.org
Convolvulaceae
Seeds: Convolvulus arvensis; Photo by M. Meadows, USDA APHIS PPQ, imageID.idtools.org

Seeds: Convolvulus arvensis ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US Seeds: Convolvulus arvensis; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Convolvulaceae
Seeds: Convolvulus arvensis; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Seeds: Convolvulus tricolor ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US Seeds: Convolvulus tricolor; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Convolvulaceae
Seeds: Convolvulus tricolor; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Embryo: Convolvulus tricolor ; Illustration by K. Parker, Kirkbride et al. (2006) Embryo: Convolvulus tricolor; Illustration by K. Parker, Kirkbride et al. (2006)
Convolvulaceae
Embryo: Convolvulus tricolor; Illustration by K. Parker, Kirkbride et al. (2006)
Fruit, seeds: Convolvulus sp.; Photo by J. Whisenhunt, USDA APHIS PPQ, imageID.idtools.org Fruit, seeds: Convolvulus sp.; Photo by J. Whisenhunt, USDA APHIS PPQ, imageID.idtools.org
Convolvulaceae
Fruit, seeds: Convolvulus sp.; Photo by J. Whisenhunt, USDA APHIS PPQ, imageID.idtools.org

Seed, embryo: Cuscuta australis , A, Seed; B, longitudinal section of seed showing embryo; C, transection of seed.; Illustration by L.E. Chandler Seed, embryo: Cuscuta australis, A, Seed; B, longitudinal section of seed showing embryo; C, transection of seed.; Illustration by L.E. Chandler
Convolvulaceae
Seed, embryo: Cuscuta australis, A, Seed; B, longitudinal section of seed showing embryo; C, transection of seed.; Illustration by L.E. Chandler
Seeds: Cuscuta australis ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US Seeds: Cuscuta australis; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Convolvulaceae
Seeds: Cuscuta australis; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Fruits: Cuscuta californica , with perianth still attached; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID Fruits: Cuscuta californica, with perianth still attached; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID
Convolvulaceae
Fruits: Cuscuta californica, with perianth still attached; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID
Seeds: Cuscuta californica ; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID Seeds: Cuscuta californica; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID
Convolvulaceae
Seeds: Cuscuta californica; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID

Seed, embryo: Cuscuta monogyna ; Illustration by L.E. Chandler Seed, embryo: Cuscuta monogyna; Illustration by L.E. Chandler
Convolvulaceae
Seed, embryo: Cuscuta monogyna; Illustration by L.E. Chandler
Embryo: Cuscuta monogyna ; Illustration by K. Parker, Kirkbride et al. (2006) Embryo: Cuscuta monogyna; Illustration by K. Parker, Kirkbride et al. (2006)
Convolvulaceae
Embryo: Cuscuta monogyna; Illustration by K. Parker, Kirkbride et al. (2006)
Fruit, seeds: Cuscuta pentagona ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US Fruit, seeds: Cuscuta pentagona; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Convolvulaceae
Fruit, seeds: Cuscuta pentagona; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Infructescence: Cuscuta planiflora ; Photo by L. Seastone, USDA APHIS PPQ ITP, imageID.idtools.org Infructescence: Cuscuta planiflora; Photo by L. Seastone, USDA APHIS PPQ ITP, imageID.idtools.org
Convolvulaceae
Infructescence: Cuscuta planiflora; Photo by L. Seastone, USDA APHIS PPQ ITP, imageID.idtools.org

Fruits: Cuscuta planiflora ; Photo by L. Seastone, USDA APHIS PPQ ITP, imageID.idtools.org Fruits: Cuscuta planiflora; Photo by L. Seastone, USDA APHIS PPQ ITP, imageID.idtools.org
Convolvulaceae
Fruits: Cuscuta planiflora; Photo by L. Seastone, USDA APHIS PPQ ITP, imageID.idtools.org
Seeds: Cuscuta planiflora ; Photo by L. Seastone, USDA APHIS PPQ ITP, imageID.idtools.org Seeds: Cuscuta planiflora; Photo by L. Seastone, USDA APHIS PPQ ITP, imageID.idtools.org
Convolvulaceae
Seeds: Cuscuta planiflora; Photo by L. Seastone, USDA APHIS PPQ ITP, imageID.idtools.org
Fruit: Cuscuta salina ; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID Fruit: Cuscuta salina; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID
Convolvulaceae
Fruit: Cuscuta salina; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID
Seeds: Cuscuta salina , seeds positioned with their dimpled side up; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID Seeds: Cuscuta salina, seeds positioned with their dimpled side up; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID
Convolvulaceae
Seeds: Cuscuta salina, seeds positioned with their dimpled side up; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID

Seeds: Cuscuta sp., split to show embyo; Photo by A. Margina, USDA APHIS PPQ, imageID.idtools.org Seeds: Cuscuta sp., split to show embyo; Photo by A. Margina, USDA APHIS PPQ, imageID.idtools.org
Convolvulaceae
Seeds: Cuscuta sp., split to show embyo; Photo by A. Margina, USDA APHIS PPQ, imageID.idtools.org
Seeds: Ipomoea aquatica ; Photo by J. Scher, Federal Noxious Weed Disseminules of the US Seeds: Ipomoea aquatica; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Convolvulaceae
Seeds: Ipomoea aquatica; Photo by J. Scher, Federal Noxious Weed Disseminules of the US
Seed, embryo: Ipomoea aquatica ; Illustration by L.E. Chandler Seed, embryo: Ipomoea aquatica; Illustration by L.E. Chandler
Convolvulaceae
Seed, embryo: Ipomoea aquatica; Illustration by L.E. Chandler
Seeds: Ipomoea hederacea ; Photo by N. Diaz, USDA APHIS PPQ, imageID.idtools.org Seeds: Ipomoea hederacea; Photo by N. Diaz, USDA APHIS PPQ, imageID.idtools.org
Convolvulaceae
Seeds: Ipomoea hederacea; Photo by N. Diaz, USDA APHIS PPQ, imageID.idtools.org

Seeds: Ipomoea hederacea ; Photo by D. Walters and L. Seastone, USDA APHIS PPQ, imageID.idtools.org Seeds: Ipomoea hederacea; Photo by D. Walters and L. Seastone, USDA APHIS PPQ, imageID.idtools.org
Convolvulaceae
Seeds: Ipomoea hederacea; Photo by D. Walters and L. Seastone, USDA APHIS PPQ, imageID.idtools.org
Fruit: Ipomoea muelleri ; Photo by South Australian Seed Conservation Centre, used with permission Fruit: Ipomoea muelleri; Photo by South Australian Seed Conservation Centre, used with permission
Convolvulaceae
Fruit: Ipomoea muelleri; Photo by South Australian Seed Conservation Centre, used with permission
Seeds: Ipomoea muelleri ; Photo by South Australian Seed Conservation Centre, used with permission Seeds: Ipomoea muelleri; Photo by South Australian Seed Conservation Centre, used with permission
Convolvulaceae
Seeds: Ipomoea muelleri; Photo by South Australian Seed Conservation Centre, used with permission
Seeds: Ipomoea purpurea ; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID Seeds: Ipomoea purpurea; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID
Convolvulaceae
Seeds: Ipomoea purpurea; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID