Flora of Barro Colorado Island

Drypetes standleyi

Webster, Madroño 24:65.1977

Dioecious tree, ca 30 m tall and 45 cm dbh, glabrous all over; outer bark thin, unfissured, prominently lenticellate, the lenticels round to flattened horizontally; inner bark tan; sap at first with a faint, sweet aroma. Leaves alter­nate, simple, estipulate; petioles less than 1 cm long; blades variable, usually         oblong-elliptic to elliptic, acumi­nate, obtuse and decurrent at base, 8-12 cm long, 4-6 cm wide, the acumen thickened, hyaline or discolored. Flowers green, sessile, apetalous, in axillary fascicles; pedicels and sepals minutely puberulent; sepals 4, obo­vate, concave, rounded at apex, 2.5-4 mm long, glabrous or       appressed-pubescent inside, ciliate; staminate flowers numerous; pedicels slender, to 1 cm long; stamens 8, in 2, ± spreading series, 2.5-3 mm long, arising from margin of a flat cross-shaped pistillode; anthers oblong, to 1.5 cm long, dehiscing laterally; pistillate flowers 1-5 per axil; pedicel thick, to 4 mm long; ovary ovoid, densely gray-sericeous, borne on a flat pubescent disk; stigmas discoid, sessile, green, ca 1.5 mm broad, persisting in fruit. Drupes broadly ovoid, to 2 cm long and 1.5 cm wide, densely pubescent, the trichomes ± appressed; seed 1. Croat 14849, 16516.

Rare; known only from three individuals above the escarpment in the old forest. Seasonal behavior  uncer­tain. Flowers at least in May and June. The fruits prob­ably mature in July and August. Elsewhere the fruits have been observed to be cream-colored or yellowish at maturity (G. Webster, pers. comm.).

Panama and Venezuela. In Panama, known from trop­ical moist forest in the Canal Zone, from tropical wet forest in Colón, (Santa Rita Ridge), and from lower mon­tane wet forest in Veraguas (Cerro Tute).

See Fig. 321.

Photos from STRI Digital Archive

  • Drypetes standleyi flower
  • Drypetes standleyi Inflorescence
  • Drypetes standleyi flower plant
  • Drypetes standleyi flower plant
  • Drypetes standleyi fruit
  • Drypetes standleyi seed-dry
  • Drypetes standleyi seed-wet
  • Drypetes standleyi Immature Fruit plant
  • Drypetes standleyi Immature Fruit plant
  • Drypetes standleyi Immature Fruit