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FNA | Family List | FNA Vol. 12 | Phyllanthaceae

11. Phyllanthus fraternus G. L. Webster, Contr. Gray Herb. 176: 53. 1955.

Gulf leafflower Gulf leafflower

Phyllanthus niruri Linnaeus var. scabrellus Müller Arg., Linnaea 32: 43. 1863

Herbs, annual, monoecious, 1–4 dm; branching phyllanthoid. Stems: main stems angled, not winged, glabrous; ultimate branchlets subterete, narrowly winged, ± scabridulous. Leaves on main stems spiral, scalelike; stipules not auriculate, pale green to nearly white. Leaves on ultimate branchlets distichous, well developed; stipules not auriculate, pale green to nearly white; blade elliptic-oblong, 6–11 × 3–5 mm, base cuneate to obtuse, apex rounded, both surfaces glabrous. Inflorescences cymules or flowers solitary, unisexual, proximal with 2–3 staminate flowers, distal with 1 pistillate flower. Pedicels: staminate 0.2–0.5 mm, pistillate spreading in fruit, 1.3–2 mm. Staminate flowers: sepals 6, white to pale yellow, flat, 0.4–0.7 mm; nectary extrastaminal, 6 glands; stamens 3, filaments connate throughout. Pistillate flowers: sepals 6, green with broad white margins, flat, (1–)1.2–1.5 mm, 1-veined; nectary annular, 6–9-lobed. Capsules 2.1 mm diam., smooth. Seeds uniformly brown, 0.9–1.1 mm, longitudinally ribbed.

Flowering and fruiting year-round. Fields, roadsides, gardens, other disturbed areas; 0–30 m; introduced; Fla., Ga., La., Miss., S.C., Tex.; s Asia (India, Pakistan); introduced also in West Indies, Bermuda, w Asia, Africa, Indian Ocean Islands.

Phyllanthus fraternus, native to Pakistan and northwest India, apparently was introduced into the United States in the 1950s, first in Louisiana, and has spread mainly along the Gulf Coast.


Related Objects  
  • Distribution Map
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    Flora of Pakistan  
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