familyCaryophyllaceae
subfamilyCaryophyllaceae subfam. Alsinoideae
genusHonckenya
speciesHonckenya peploides
subspeciesHonckenya peploides subsp. robusta
Honckenya peploides subsp. robusta
Fl. Alaska Yukon 4: 677. 1944.
IllustratedEndemic
Basionym: Arenaria peploides var. robusta Fernald Rhodora 11: 114. 1909
Synonyms: Honckenya peploides var. robusta (Fernald) House
Plants with few stems, stout, succulent-coriaceous. Stems ascending to weakly erect, simple or few-branched, 15–50 cm × 3–6 mm, internodes of main stem 10–55 mm. Leaves: main stem leaves evenly spaced, of similar size on all stems; blade lanceolate to ovate, 12–28 × 7–15 mm, apex acuminate. Pedicels 2–3 mm. Flowers: sepals ovate, 4–7 mm, apex obtuse to acute. Capsules 5–8 × 5–10 mm, fleshy. Seeds dark reddish brown, 2–4 mm, dull.
Phenology: Flowering late spring–summer.
Habitat: Sea beaches, sandy flats, and dunes above high tide
Elevation: 0-10 m
Distribution
N.B., Nfld. and Labr. (Nfld.), N.S., P.E.I., Que., Conn., Maine, Md., Mass., N.H., N.J., N.Y.
Discussion
Subspecies robusta is possibly extirpated from Delaware and Virginia and now listed as rare/endangered in Maryland and New Jersey.
Selected References
None.
Lower Taxa
None.