07
May
2009
New species from Brazil Swartz - Swartz trimorphica Mansano & AL Souza
New Species | Magnoliopsida
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Swartz trimorphica Mansano & AL Souza

Etymology - the species name is derived from nature stamens, trimorphic.

Genus Swartz dimorfe stamens includes 141 species except S. arborescens Pittier isomorfe which has stamens, and new species trimorphica Swartz is one of stamens trimorphic.

Distribution and Habitat - grows on the river, the Amazon Brazil.

Description - tree, 6 m high, branches hairy. Stipele 1.5-2 x 1-1.2 mm, triangleulare, passwords, decidue. Imparipenat-compound leaves, folio 9, petiole about 2.4 cm long, hairy-tomentoase, talkative leaf 7.5-8.3 x 2.9-3.6 cm, elliptic, oval-oblong, glabru few hairy face and inside the main rib, the acute - cuneata, apex caudate; main rib is prominent inside. Raceme blossom, 10-12 cm long, rachides inflorescences about 2 mm in diameter, hairy to tomentos; bractei 2.3 x 2.1-3 mm, deltoid, densely hairy; bracteole 1.5-1.8 x 0.5-0.7 mm, deltoid, densely hairy , attached to the upper part of pedicel, pedicel 0.9-1.5 cm long, hairy, compressed. Shoots about 7 x 7 mm, overall few hairy, calyx lobes 3.6, unequal, glabra on the inside, white petals, glabra, climbing about 3.5 x 2.3 mm reniforme, stamens trimorphic, glabra, 2 large stamens with filament about 12-15 x 1 mm, anther 1.6-1.8 x 1-1.3 mm, oblong, curved towards the dorsal, 4.6 medium stamens, filament 15-25 x o.4 mm anther 1.2 -1.4 x 0.8-1.2 mm, elliptical, sitnumerous small mines, 18 x 0.2 mm filament, anther, about 1 x 1.4 mm, ovary 1.3-2 x 0.6-0.7 mm, asymmetrically-elliptic, glabru style about 1.1 mm long, glabru, lateral, stigma punctate.

 

Source: www3.interscience.wiley.com

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