A. Gray

Proc. Amer. Acad. Arts 11: 103. 1876.

Etymology: For George Suckley, 1830–1869, physician and naturalist
Treatment appears in FNA Volume 4. Treatment on page 305. Mentioned on page 260, 322.

Herbs, annual, monoecious. Stems prostrate or ascending, diffusely branched, terete, not jointed or armed, not fleshy. Leaves alternate, petiolate; blade rhombic-ovate to suborbicular, base abruptly short-cuneate, margins repand-dentate, apex rounded or acute, sparsely covered with inflated unicellular trichomes (scurfy when dry). Inflorescences staminate and pistillate flowers in mixed clusters in axils of nearly all leaves. Staminate flowers: perianth segments usually 4; stamens usually 4; rudimentary ovary present. Pistillate flowers: perianth segments becoming marginally connate, 4-lobed; stigmas 2, filiform. Fruits utricles, enclosed by enlarged, compressed perianth; pericarp appressed to seed, thinly membranous. Seeds vertical, ovate to triangular-ovate; seed coat reddish brown, thick, membranous; embryo subannular, surrounding perisperm.


w North America.


Species 1.