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Tetragonia
Tetragonia
Family:
Aizoaceae
Valter Jacinto
FNA
Resources
Nancy J. Vivrette in Flora of North America (vol. 4)
Herbs
[subshrubs], annual or perennial, succulent, glabrous, pilose, or papillate.
Roots
fibrous.
Stems
prostrate [subscandent], semiwoody at base.
Leaves
cauline, alternate, usually petioled; stipules absent; blade flat, margins entire to slightly sinuate or shallowly lobed.
Inflorescences:
axillary clusters of 2-3 flowers or flowers solitary, sessile or peduncled; bracts absent.
Flowers
bisexual or unisexual, inconspicuous, 5[-10] mm diam.; calyx campanulate, adnate to ovary, angled, winged, or horned; calyx lobes [3-]4-5[-7], green or yellow adaxially; petals and petaloid staminodia absent; nectary absent; stamens 1-20, perigynous; pistil 3-10-carpellate; ovary inferior [half inferior], [1-]3-10-loculed; placentation apical; ovule 1 per locule; styles 3-10; stigmas 3-10.
Fruits
nutlike [drupaceous], angled, indehiscent; horns [2-]4-6[-7].
Seeds
1-10, light brown, ± reniform, arils absent.
Species within inventory project:
Arizona Flora
Tetragonia tetragonioides
Map not
Available