Paronychia herniarioides |
Paronychia canadensis |
|
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coastal-plain nailwort |
fork-chickweed, smooth fork whitlow-wort, smooth-fork nailwort |
|
Habit | Plants annual, matted; taproot filiform. | Plants annual; taproot filiform to slender. |
Stems | prostrate to erect, dichotomously branched, 3–20 cm, retrorsely to spreading- pubescent throughout. |
erect, dichotomously branched, 3–40 cm, ultimate branches filiform, glabrous. |
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. |
stipules subulate to lanceolate, 0.5–4 mm, apex acuminate, entire; blade usually dotted or blotched, elliptic to obovate, 3–30 × 1–11 mm, herbaceous, apex acute to obtuse or cuspidate, glabrous. |
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. |
5-merous, ± short-cylindric, with enlarged hypanthium and calyx cylindric, 0.9–1.3 mm, glabrous; sepals greenish to brownish, midrib and lateral pair of veins prominent, ovate to oblong, 0.5–1 mm, herbaceous, margins white to translucent, 0.03–0.1 mm wide, scarious, apex terminated by mucro, hood rounded-triangular, mucro triangular, 0.07–0.15 mm, glabrous; staminodes absent or indistinct; styles 2, 0.2–0.3 mm. |
Utricles | ellipsoid to subglobose, 0.5–0.8 mm, essentially smooth, glabrous. |
ovoid to globose, ca. 0.5 mm, granular in distal 1/2, glabrous. |
Cymes | diffuse, flowers solitary (paired) in axils of leafy bracts. |
|
Paronychia herniarioides |
Paronychia canadensis |
|
Phenology | Flowering spring–fall. | Flowering spring–fall. |
Habitat | Sandy ridges, dunes, pine/oak woodland | Woodlands, thickets, fields, clearings, roadsides, waste places |
Elevation | 0-300 m (0-1000 ft) | 0-1300 m (0-4300 ft) |
Distribution |
FL; GA; NC; SC
|
AL; AR; CT; DC; DE; GA; IA; IL; IN; KS; KY; LA; MA; MD; MI; MN; MO; NC; NE; NH; NJ; NY; OH; OK; PA; RI; SC; TN; VA; VT; WI; WV; ON
|
Source | FNA vol. 5, p. 38. | FNA vol. 5, p. 34. |
Parent taxa | Caryophyllaceae > subfam. Paronychioideae > Paronychia | Caryophyllaceae > subfam. Paronychioideae > Paronychia |
Sibling taxa | ||
Synonyms | Anychia herniarioides, Anychiastrum herniarioides, Gastronychia herniarioides | Queria canadensis, Anychia canadensis |
Name authority | (Michaux) Nuttall: Gen. N. Amer. Pl. 1: 159. (1818) | (Linnaeus) Alph. Wood: Class-Book Bot. ed. s.n.(b), 262. (1861) |
Web links |