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coastal plain nailwort

Habit Plants annual, matted; taproot filiform.
Stems

prostrate to erect, dichotomously branched, 3–20 cm, retrorsely to spreading- pubescent throughout.

Leaves

stipules ovate-lanceolate, 0.5–7 mm, apex acuminate, entire;

blade elliptic to oblong or ovate, or basal ones spatulate, 2–18 × 1–6 mm, herbaceous to leathery, apex mucronate to short-spine-tipped, moderately antrorsely pubescent.

Inflorescences

diffuse, flowers solitary (paired) in axils of leafy bracts.

Flowers

5-merous, broadly ovoid, with enlarged hypanthium and calyx tapering distally, 2–2.3 mm, glabrous to strigose;

sepals brownish to yellowish, veins absent, subulate to lanceolate, 1–1.7 mm, leathery to rigid, margins whitish, 0.03–0.1 mm wide, papery, apex terminated by awn, hood obscure, small flange, awn straight to slightly divergent, yellow, 0.3–0.4 mm, scabrous to antrorsely strigose, spinose;

staminodes narrowly triangular, 0.2–0.3 mm;

style 1, cleft in distal 1/8, 0.7–0.9 mm.

Utricles

ellipsoid to subglobose, 0.5–0.8 mm, essentially smooth, glabrous.

Paronychia herniarioides

Phenology Flowering spring–fall.
Habitat Sandy ridges, dunes, pine/oak woodland
Elevation 0-300 m [0-1000 ft]
Distribution
from FNA
FL; GA; NC; SC
[WildflowerSearch map]
[BONAP county map]
Parent taxa Caryophyllaceae > subfam. Paronychioideae > Paronychia
Sibling taxa
P. ahartii, P. americana, P. argyrocoma, P. baldwinii, P. canadensis, P. chartacea, P. congesta, P. depressa, P. drummondii, P. echinulata, P. erecta, P. fastigiata, P. franciscana, P. jamesii, P. jonesii, P. lindheimeri, P. maccartii, P. monticola, P. patula, P. pulvinata, P. rugelii, P. sessiliflora, P. setacea, P. virginica, P. wilkinsonii
Synonyms Anychia herniarioides, Anychiastrum herniarioides, Gastronychia herniarioides
Name authority (Michaux) Nuttall: Gen. N. Amer. Pl. 1: 159. (1818)
Source Flora of North America vol. 5, p. 38.
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