Cathedra acuminata

Primary tabs

Cathedra acuminata


Treelet or tree (1.5-)4-8(-30) m tall; trunk to 40 cm diam.; bark brown, rather smooth, inner part reddish. Branchlets slender, subterete, striate, glabrous. Petioles slender, rugulose, 5-8(-10) x 1-1.5 mm; blades chartaceous to subcoriaceous, lanceolate to oblong, sometimes ovate, slightly to strongly unequal-sided, (6-)7-12 (-15) x (2-)2.5-4(-7) cm, apex acuminate, base cuneate and a little decurrent onto the petiole, or obtuse to rounded, tuberculate and wrinkled on both surfaces when mature, primary vein slightly impressed above, sharply prominent beneath, secondary veins (4-)5(-6) pairs, curved-ascendent. Flowers (3-)5-10(-20) per multibracteolate cluster of usually defoliate axils, glabrous or papillose-puberulous; pedicels 1-1.5(-2) mm long at anthesis. Calyx cupular, (4-)6-dentate, 1-1.5(-3) mm high; petals (4-)6, lanceolate to ovate-oblong, acute, fleshy, short-hairy inside, white to yellowish or greenish, 2-2.5 x 0.7-1 mm; disc urceolate, 6-crenulate; 1 mm high in anthesis. Drupe broadly ellipsoid to subglobular, covered by the accrescent disc except the very apex, yellow or orange-yellow, 2(-2.5) x 1.3-1.8(-2) cm, subtended by the persistent calyx.


Amazonian Colombia present, French Guiana present, Guianas present, Guyana present, Southern America: Peru (Peru present); Venezuela (Venezuela present)
Mainly Amazonian Colombia, Venezuela, the Guianas, Peru, and Brazil; 87 collections studied; 3 collections from Guyana; 1 collection from French Guiana.


Cathedra acuminata is conceived here in a broad sense. Forms with narrower leaves occur in drier forest types or in gallery forest mainly in the northern portion of its range.