Talisia pilosula

Primary tabs

Talisia pilosula

Description

Tree to 23 m tall. Stem nearly terete, pubescent, becoming glabrous, and slightly glossy. Leaves paripinnate; petiole 5.5-11.5 cm long, terete, pilose or minutely hirsute, slightly enlarged at base; rachis 16-28 cm long, nearly terete on proximal portion, slightly flattened on distal portion, minutely hirsute or pilose; petiolules cylindrical, ca. 2 mm long, abaxially pilose or glabrescent; leaflets 16-18, subopposite or alternate, coriaceous, elliptic or oblong-elliptic, 5.5-12 × 1.4-3.2 cm, the adaxial surface with impressed venation, glabrous, the abaxial surface pilose to minutely hirsute, with prominent venation, the apex caudate, the base inequilateral, obtuse or less often rounded-obtuse, the margins entire, revolute. Thyrses panicle-shaped, 11-12 cm long, supra-axillary on distal portion of branch; axes slightly angled, hirsute with intermixed multicellular longer trichomes; bracts and bracteoles subulate, 2-4 mm long, hirsute, with numerous multicellular, elongated trichomes; dichasia simple, or the distal flowers seemingly solitary (lateral flowers aborted), sessile; pedicels ca. 0.5-1 mm long, articulate at the apex. Calyx 1.5-3 mm long, minutely hirsute, intermingled with multicellular, glandular trichomes, the sepals 1-2 mm long, ovate or lanceolate, concave; petals 4-4.5 mm long, elliptic, abaxially glabrous, adaxially with elongated glandular papillae, obtuse at apex, cuneate to attenuate at base; appendage as long as the petal, elliptic, abaxially glabrous, adaxially hirsute on upper half, fused to the petals basal margins to form a pocket; disc 5-lobed, hirsute, ca. 0.5 mm tall; stamens 5, the filaments of equal length or slightly unequal, glabrous, 3-3.3 mm long, filiform, the anthers oblong, 1-1.3 mm long, apiculate at apex; ovary hirsute, conical, the stigma elongate-trigonous, ferruginous-papillate. Fruit ellipsoid, apiculate, ca. 1.8 cm long, puberulent, subtuberculate, the pericarp coriaceous, ca. 1 mm thick, the endocarp glabrous. Seed solitary, the testa fleshy.

Distribution

Crique Plomb endemic, French Guiana endemic
endemic to French Guiana. The locality at Crique Plomb has been flooded by the construction of Petit-Saut hydroelectric damp (FG: 4).