Polygonaceae
Fruit: Antigonon leptopus, achene with remnants of perianth and split open showing ruminate endosperm in seed; Photo by K.E. Clancy, USDA APHIS PPQ, imageID.idtools.org
Polygonaceae
Fruits: Rumex conglomeratus, two labelled fruits with perianth and pedicel attached; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID
Polygonaceae
Fruits:Rumex crispus, four fruits with perianth remains removed and apices pointing up; Photo by D. Walters and C. Southwick, Table Grape Weed Disseminule ID
Polygonaceae
Fruit, seed, embryo:Rumex hypogaeus, 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