Paronychia wilkinsonii

S. Watson

Proc. Amer. Acad. Arts 21: 454. 1886.

Common names: Wilkinson’s nailwort
Conservation concern
Treatment appears in FNA Volume 5. Treatment on page 43. Mentioned on page 31.

Plants perennial, cushion-forming, hirtellous; caudex much-branched, woody. Stems erect to ascending, much-branched, 4–10 cm, hirtellous. Leaves: stipules lanceolate, 5–8 mm, apex acuminate, often deeply cleft; blade lanceolate, 5–9 × 0.75–1.1 mm, leathery, apex pungently mucronate, minutely hirtellous to puberulent. Cymes terminal and subterminal, 3–7(–10)-flowered, densely congested, forming large and conspicuous glomerules 5–15 mm wide. Flowers 5-merous, ± short-campanulate, with enlarged hypanthium and calyx slightly constricted then widening distally, 3.3–4.5 mm, puberulent with mostly ascending hairs; sepals red-brown, midrib and lateral pair of veins absent to evident, oblong, 1.7–2 mm, leathery to rigid, margins white, 0.2–0.3 mm wide, papery to scarious, apex terminated by awn, hood ± obscure, broadly rounded, awn moderately divergent, white, ± lanceoloid, 1.4–2.1 mm, scabrous, distinct spine absent; staminodes ± triangular, 0.2–0.4 mm; styles 2, 0.5–0.7 mm. Utricles subglobose to ± 4-angular, 1.2–1.3 mm, papillate distally.


Phenology: Flowering spring–fall.
Habitat: Dry, rocky hills, gravelly slopes and summits
Elevation: 1200-1600 m.

Distribution

V5 84-distribution-map.gif

Tex., Mexico (Chihuahua, Coahuila).

Discussion

Of conservation concern.

Selected References

None.

Lower Taxa

None.
... more about "Paronychia wilkinsonii"
Ronald L. Hartman +, John W. Thieret +  and Richard K. Rabeler +
S. Watson +
Wilkinson’s nailwort +
Tex. +, Mexico (Chihuahua +  and Coahuila). +
1200-1600 m. +
Dry, rocky hills, gravelly slopes and summits +
Flowering spring–fall. +
Proc. Amer. Acad. Arts +
Conservation concern +
Anychia +, Anychiastrum +, Gastronychia +, Gibbesia +, Nyachia +, Odontonychia +  and Siphonychia +
Paronychia wilkinsonii +
Paronychia +
species +