Saltwort is an annual herb from the Amaranth family. It is a low herb that can grow to 5-50 cm tall.
- The stems of the Saltwort are erect. The young stems are red or purple with stripes.
- The Saltw0rt is highly branched. The branches of the plant are arcuate. Other branches are almost prostrate.
- The leaves of the Saltwort are fleshy, simple, lobed or unlobed, and alternate. The leaf blades are entire. The leaves are 1-2 mm wide.
- The flowers of the Saltwort are radially symmetrical and possess 5 tepals fused into a cup or tube. Usually, there is one flower per axil of the bract.