Difference between revisions of "Paronychia virginica"

Sprengel

Syst. Veg. 1: 822. 1824.

Common names: Yellow nailwort Appalachian nailwort
Synonyms: Paronychia parksii Cory Paronychia scoparia Small Paronychia virginica var. parksii (Cory) Chaudhri Paronychia virginica var. scoparia (Small) Cory
Treatment appears in FNA Volume 5. Treatment on page 42. Mentioned on page 32.
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Revision as of 20:10, 24 September 2019

Plants perennial; caudex branched, woody. Stems procumbent, branched from base, hirtellose; flowering stems 7–45 cm; sterile stems 3–10 cm. Leaves: stipules narrowly lanceolate, 6–13 mm, apex acuminate, often deeply cleft; blade linear, 10–30 × 0.4–1 mm, leathery, apex short-spinose, minutely hirtellous to puberulent. Cymes terminal, 3–10+-flowered, somewhat open to compact, often forming clusters 6–30 mm wide. Flowers 5-merous, narrowly ovoid, with enlarged hypanthium and calyx tapering gradually distally, 2.8–5.1 mm, glabrous to puberulent, especially proximally; sepals brown to yellowish, midrib and lateral pair of veins prominent, lanceolate to oblong-lanceolate, 2–2.9 mm, leathery to rigid, margins whitish, 0.1–0.2 mm wide, papery, apex terminated by awn, hood rounded-triangular, awn curved outward, green to red-brown, ± conic, 0.4–1.1 mm, scabrous, distinct spine absent; staminodes filiform, 0.8–1 mm; style 1, cleft in distal 1/5, 1.2–2 mm. Utricles ovoid to obovoid, 1.8–2 mm, smooth, glabrous.


Phenology: Flowering summer–fall.
Habitat: On or among rocks
Elevation: 700-1300 m

Distribution

V5 83-distribution-map.gif

Ala., Ark., D.C., Md., Mo., N.C., Okla., Tenn., Tex., Va., W.Va.

Discussion

Cory established var. scoparia for the western populations to reflect the disjunct distribution. Paronychia dichotoma (Linnaeus) Nuttall (1818), sometimes applied to this species, is a later homonym of P. dichotoma de Candolle (1805); see E. L. Core (1940).

Selected References

None.

Lower Taxa

None.
... more about "Paronychia virginica"
Ronald L. Hartman +, John W. Thieret +  and Richard K. Rabeler +
Sprengel +
Yellow nailwort +  and Appalachian nailwort +
Ala. +, Ark. +, D.C. +, Md. +, Mo. +, N.C. +, Okla. +, Tenn. +, Tex. +, Va. +  and W.Va. +
700-1300 m +
On or among rocks +
Flowering summer–fall. +
Paronychia parksii +, Paronychia scoparia +, Paronychia virginica var. parksii +  and Paronychia virginica var. scoparia +
Paronychia virginica +
Paronychia +
species +