Infrequent in moist soils along still waters.

Frequent along still waters.

Common in moist soils along still waters.

Frequent in moist areas along still water.

Infrequent in moist areas, along ponds, still waters.

Common in open moist areas and along edges of stock ponds.

large population growing in grasses and brush along edge of stock pond. Frequent.

Source was listed as Panicum malacophyllum. Growing in moist soil along edge of stock pond. Common.

growing in moist soil near edge of water. Frequent.

Frequent along forest edges, fences.

Common in open prairies, roadsides, forest edges.

Frequent in open prairies.

Frequent in open prairies.

Frequent along roadsides and open prairies.

Common, erect canes with extremely strong thorns. Fence rows, old fields.

Frequent in still waters.

Infrequent along moist ditches, edges of still water.

Common in old fields and roadsides.

Common along edges of still water. Variation nitida

Hydrolea ovata. Will post a picture of the flowers when in bloom. Grows at the edge of still water. Stiff spines along stem, brilliant blue flowers.