Comprehensive Description
provided by North American Flora
Pisonia albida (Heimerl) Britton
Pisonia subcordata typica albida Heimerl, Bot. Jahrb. 21: 630. 1896. Pisonia subcordata typica gigantophylla Heimerl, Bot. Jahrb. 21: 630. 1896. Pisonia subcordata albida Heimerl, Symb. Ant. 4: 226. 1905.
Branches stout, gray, the branchlets grayish-puberulent when young but soon glabrate, densely leafy; petioles 1.1-2 cm. long, stout; leaf-blades oblong, oval, or rounded-oval, 4.5-11 cm. long, 2.5-6.5 cm. wide (rarely up to 26 cm. long and 18 cm. wide on young shoots), rounded or obtuse at the base, broadly rounded at the apex or rarely obtuse, subcoriaceous, grayishgreen above and glabrous or nearly so, paler beneath and cinereo-tomentulose, or glabrate in age, the margins plane, sometimes undulate, the lateral veins prominent beneath, ascending at an angle of 45-60°, nearly straight, the veinlets finely reticulate; peduncles 1-3 cm. long; staminate cymes 2-3.5 cm. broad, dense or rather open, the branches grayish-puberulent, the flowers short-pedicellate, the bractlets minute, the perianth campanulate, 3 mm. long, puberulent, 5-dentate, the teeth short, obtuse; stamens usually 8, about twice as long as the perianth; pistillate cymes open, divaricate-branched, the pedicels 2-15 mm. long, the bractlets minute; fruit (immature) 6-7 mm. long, clavate, 5-angled, densely puberulent, the angles each bearing a row of short uniseriate glands above the middle.
Type locality: Porto Rieo.
Distribution: On dry limestone hillsides and in sandy coastal thickets, Porto "Rico.
- bibliographic citation
- Paul Carpenter Standley. 1918. (CHENOPODIALES); ALLIONIACEAE. North American flora. vol 21(3). New York Botanical Garden, New York, NY