| Polycarpaea corymbosa (L.) Lam. var. corymbosa |
| (Polycarpaea corymbosa) |
| (Achyranthes corymbosa) |
| CARYOPHYLLACEAE (PART A) |
| old man's cap |
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Unknown, Potential minor problem species |
| Origin: Asia? |
| Growth Form: Herb |
| Plant Description: Herbs annual or short-lived perennial. Stems erect, 15--35 cm tall, mostly branching above middle, occasionally branched at base, white pilose. Stipules ovate-lanceolate, 2--4 mm, scarious, margin hyaline, apex acute. Leaves apparently verticillate; leaf blade linear or acicular, 1.5--2 cm × ca. 1 mm, erect or uniformly recurved from erect base, apex acute to needlelike. Bracts lanceolate, longer than pedicel, hyaline, membranous. Pedicel slender, white pilose. Sepals lanceolate, (2--)2.7--3.5 × 0.5--1 mm, membranous, hyaline, apex acuminate. Petals milky white or reddish, broadly ovate, ca. 1/2 as long as sepals, apex obtuse. Stamens usually 5, shorter than petals. Style short, 1/3--1/2 as long as ovary. Capsule brown, ovoid, ca. 1/2 as long as calyx, 5--13-seeded. Seed brown, flat, ca. 0.5 × 0.3 mm, obscurely reticulate. |
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| KEY |
 Confirmed (herbarium specimen) |
 Visual record |
 Suspected |
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