Honckenya peploides subsp. robusta

(Fernald) Hultén

Fl. Alaska Yukon 4: 677. 1944.

IllustratedEndemic
Basionym: Arenaria peploides var. robusta Fernald Rhodora 11: 114. 1909
Synonyms: Honckenya peploides var. robusta (Fernald) House
Treatment appears in FNA Volume 5. Treatment on page 140. Mentioned on page 139.

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

V5 286-distribution-map.gif

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.
Warren L. Wagner +
(Fernald) Hultén +
Arenaria peploides var. robusta +
N.B. +, Nfld. and Labr. (Nfld.) +, N.S. +, P.E.I. +, Que. +, Conn. +, Maine +, Md. +, Mass. +, N.H. +, N.J. +  and N.Y. +
0-10 m +
Sea beaches, sandy flats, and dunes above high tide +
Flowering late spring–summer. +
Fl. Alaska Yukon +
Illustrated +  and Endemic +
Honckenya peploides var. robusta +
Honckenya peploides subsp. robusta +
Honckenya peploides +
subspecies +