Perebea guianensis subsp. guianensis

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Perebea guianensis subsp. guianensis

Description

Tree up to 20m tall, dioecious. Branchlets 3-10(-15) mm thick, greyish- to pale yellow-appressed-puberulous to -subsericeous. Stipules 2-4 cm long, yellow- to greyish-sericeous; petiole 0.5-1.5 cm long; blade coriaceous to chartaceous, narrowly elliptic, (12-)20-50 x (5-)7-24 cm, apex acuminate to acute, base (sub)cordate (to acute), margin entire to dentate, sparsely appressed-puberulous above, on the main veins yellowish-subsericeous to appressed-puberulous beneath, pluricellular hairsoblongoid-capitate; secondary veins (10-)15-22(-28) pairs, tertiary venation scalariform. Staminate inflorescences 0.5-1.5 cm in diam.; peduncle 0.4-2 cm long; perianth 0.8-1.8 mm long, tepals 4, free. Pistillate inflorescences 0.8-1.5 cm in diam.; peduncle 0.3-1 cm long; perianth 3-6 mm long, 4-dentate to -fid; stigmas tongue-shaped, 1(-2) mm long. Infructescences discoid to hemispherical, 2.5-4 cm in diam.; inner involucral bracts oval to triangular.

Distribution

12 miles ENE of mouth of the Onoro Creek present, Amazon Basin present, French Guiana present, Guyana present, eastern Surinam present
Amazon Basin to French Guiana, eastern Surinam, and also in Guyana (12 miles ENE of mouth of the Onoro Creek).

Common Name

English: amap-purubumnak, furufifi, kaluma kalate, tuukwanru kamwi, yi'wapiso, yuwa'pisi

Notes

Three other subspecies, subsp. acanthogyne (Ducke) C.C. Berg, subsp. hirsuta C.C. Berg, and subsp. pseudopeltata (Mildbr.) C.C. Berg, are found in the Upper Amazon Basin, and a fourth one, subsp. castilloides (Pitt.) C.C. Berg, in Panama and Colombia.