Honckenya peploides subsp. diffusa
in A. I. Tolmatchew, Fl. Arct. URSS 6: 71. 1971.
Plants with numerous stems, slender, succulent. Stems prostrate to decumbent, much-branched, 5–15 (–21) cm × 0.5–2.5 mm, internodes of main-stem 5–30 mm. Leaves: main-stem leaves evenly spaced, of similar size on all stems; blade elliptic or ovate to obovate, 4–20 (–30) × 3–9 (–18) mm, apex acute to apiculate. Pedicels 3–10 (–15) mm. Flowers: sepals ovate, 3.5–6 mm, apex apiculate. Capsules 7–10 × 8–12 mm, chartaceous. Seeds reddish to yellowish-brown, 2–4 mm, glossy. 2n = 66, 68, 70 (Asia).
Phenology: Flowering summer.
Habitat: Sea beaches, sandy flats, and dunes above high tide
Elevation: ± 0-10 m
Greenland, Man., Nfld. and Labr. (Nfld.), N.W.T., Nunavut, Ont., Que., Yukon, Alaska, arctic Eurasia