Paronychia lindheimeri

Engelmann ex A. Gray

Boston J. Nat. Hist. 6: 152. 1850.

Common names: Forked nailwort
Synonyms: Paronychia chorizanthoides Small Paronychia lindheimeri var. longibracteata Chaudhri
Treatment appears in FNA Volume 5. Treatment on page 39. Mentioned on page 32.
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Plants annual; taproot filiform to slender. Stems erect to ascending, much-branched, 15–33 cm, glabrous to minutely puberulent. Leaves: stipules lanceolate to ovate, 2.5–5 mm, apex acuminate to long-acuminate, entire; blade linear to filiform, 8–15 × 0.4–0.8 mm, leathery, apex acute to submucronate, glabrous. Cymes terminal and axillary, 5–20+-flowered, dichotomous, repeatedly branching and diffusely spreading, open, clusters 0.5–1.5 mm wide. Flowers 5-merous, short-campanulate, with enlarged hypanthium and calyx slightly constricted proximally, 1.6–2 mm, appressed-puberulent proximally; sepals red-brown, midrib and lateral pair of veins absent to evident, oblong, 0.8–1.1 mm, leathery to rigid, margins whitish to translucent, 0.05–0.1 mm wide, scarious, apex terminated by awn, hood present, broadly rounded, awn divergently spreading, 0.4–0.6 mm, ± broadly conic in proximal 1/2 with pale-yellow, scabrous spine; staminodes filiform, 0.5–0.7 mm; style 1, cleft in distal 1/6, 0.6–0.7 mm. Utricles ovoid-globose, 0.8–0.9 mm, smooth, glabrous.

Phenology: Flowering summer–fall.
Habitat: Rocky places on limestone hills and high prairies
Elevation: 100-600 m


Selected References


Lower Taxa

... more about "Paronychia lindheimeri"
Ronald L. Hartman +, John W. Thieret +  and Richard K. Rabeler +
Engelmann ex A. Gray +
Forked nailwort +
100-600 m +
Rocky places on limestone hills and high prairies +
Flowering summer–fall. +
Boston J. Nat. Hist. +
Paronychia chorizanthoides +  and Paronychia lindheimeri var. longibracteata +
Paronychia lindheimeri +
Paronychia +
species +