Herniaria

Linnaeus
Sp. Pl. 1: 218. 1753.
,
Gen. Pl. ed. 5, 103. 1754.
Common names: Rupturewort herniary herniaire
Etymology: Latin hernia, rupture, and -aria, pertaining to, alluding to use in treatment of hernias
Treatment appears in FNA Volume 5. Treatment on page 43. Mentioned on page 4, 5, 29, 31.

Herbs, annual, biennial, or perennial. Taproots slender. Stems ascending or spreading to often prostrate, much-branched from base, mat-forming, terete. Leaves opposite, or distalmost alternate (from reduction of 1 member of a pair), connate by a line of tissue between adjacent stipules, sessile or virtually so; stipules 2 per node, inconspicuous, white, ovate to deltate, margins ciliate, apex acute; blade 1-veined, oblanceolate to elliptic or suborbiculate, not succulent, apex acute to rounded. Inflorescences densely clustered cymes usually on short lateral branches opposite a leaf; bracts paired, resembling stipules, smaller. Pedicels: flowers sessile. Flowers: hypanthium cup-shaped, not abruptly expanded distally; sepals 5, distinct, greenish to whitish green, lanceolate to oblong, 0.5–1.5 mm, herbaceous, margins green, herbaceous, apex acute to subobtuse, not hooded, not awned; nectaries near inner surface of filament bases; stamens (2–)4–5; filaments distinct; staminodes 5, arising from hypanthium rim, subulate-filiform, inconspicuous; styles 2, connate in proximal 1/3, filiform, 0.1–0.4 mm, glabrous proximally; stigmas 2, linear along adaxial surfaces of style branches, papillate (100×). Utricles at least partly enclosed by hypanthium, opening irregularly. Seeds dark brown or black, ovoid to lenticular, slightly laterally compressed, shiny, smooth, marginal wing absent, appendage absent; embryo peripheral, curved. x = 9.

Distribution

South America (Andes), Europe, c, w Asia, Africa, introduced elsewhere.

Discussion

Species ca. 45 (2 in the flora).

Key

1 Flowers glabrous or minutely ciliate; leaf blades glabrous or sometimes minutely ciliate; plants green, glabrous or pubescent Herniaria glabra
1 Flowers densely pubescent; leaf blades hirsute or ciliate; plants gray-green, densely pubescent Herniaria hirsuta
... more about "Herniaria"
John W. Thieret +, Ronald L. Hartman +  and Richard K. Rabeler +
Linnaeus +
Rupturewort +, herniary +  and herniaire +
South America (Andes) +, Europe +, c +, w Asia +, Africa +  and introduced elsewhere. +
Latin hernia, rupture, and -aria, pertaining to, alluding to use in treatment of hernias +
Sp. Pl. +  and Gen. Pl. ed. +
1753 +  and 1754 +
akeroyd1993a +, hermann1937a +  and williams1896b +
Herniaria +
Caryophyllaceae subfam. Paronychioideae +