PNGTreesKey – Barringtonia calyptrocalyx (Meirs) R.Br. ex Bailey


Barry Conn (NSW) & Kipiro Damas (LAE).
Guide to trees of Papua New Guinea
Copyright held by the authors, National Herbarium of New South Wales, and Papua New Guinea National Herbarium

Barringtonia calyptrocalyx (Meirs) R.Br. ex Bailey

Die Flora von Kaiser Wilhelms Land (1889)

Family: Lecythidaceae

Timber Group: Occasional timber species

Field Characters: Large canopy tree (occasionally to 33 m high) or Small sub-canopy tree (10-20 m high); Bole cylindrical; straight (bole to 15 m long); buttresses slightly buttresses present or buttresses absent; spines spines absent; aerial roots aerial roots absent; stilt roots stilt roots absent; Bark pale to dark grey, slightly rough or smooth (except for folds and fissures), fissured or slightly pustular; less than 25 mm thick (18-20 mm thick); bark blaze consisting of one layer; strongly aromatic; pine-like (slight antiseptic odour); outer blaze pale yellow, speckled (yellow and green mottled), smooth; inner blaze pale yellow, speckled (yellow and green mottled), smooth; bark exudate (sap) absent; terminal buds not enclosed by leaves.

Indumentum: Complex hairs absent; stinging hairs absent; mature twig indumentum (hairs) absent.

Leaves: Leaves spaced along branches, spiral (leaves occurring singly at a node and arranged spirally up the branchlet), simple (a leaf composed of a single blade); petiole present (10-15 mm long), not winged, attached to base of leaf blade, not swollen; leaves broadest above middle, 13.0-21.0 cm, 5.0-9.5 cm; symmetric (tapering), entire, not dissected or lobed, rounded, venation pinnate, secondary veins open, prominent, intramarginal veins absent; leaves lower surface pale green or green, upper surface pale green or green, indumentum (hairs) absent; absent; domatia absent; stipules absent.

Flowers: Inflorescence on the trunk or branches, flowers on an unbranched axis, cones absent; flowers bisexual, not stalked or stalked (shortly), flowers with many planes of symmetry, 20.0 (c.) mm long, diameter large (more than10 mm diam.) (c. 20 mm diam.); perianth present, with distinct sepals and petals whorls (sepals reduced to collar), inner perianth cream-coloured; 5, free; stamens many 100, present, free of each other, free of the perianth; ovary inferior, carpels joined (when more than one), locules 2-6; styles solitary, 1.

Fruits: Infrutescence arranged on unbranched axis, fruit not spiny, fleshy, simple, indehiscent, berry; seeds 1, not winged, narrow (longer than wide).

Distribution: East Sepik, Madang, Morobe, Western, Central, Northern, Papuan Islands & New Britain.

Barringtonia calyptrocalyx
Botanical records
in PNGplants database

Map details