PNGTreesKey – Nothofagus pullei Steenis |
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
Blumea Vol. 7: 146 (152)
Other Literature: C.G.G.J. van Steenis, Journal of the Arnold Arboretum 353 (1953) Fig. 10.
Family: Nothofagaceae
Dicotyledon
Timber Group: Major exportable hardwood
Field Characters: Large canopy tree (20-50 m high, rarely to 60 m; flat-topped); Bole cylindrical (up to 150 cm diam.); straight (bole up to 25 m long); buttresses slightly buttresses present or buttresses absent; spines spines absent; aerial roots aerial roots absent; stilt roots stilt roots absent; Bark dark brown, rough, scaly or flaky (shedding in large plates), fissured, or pustular, lenticels elongated vertically; Subrhytidome (under-bark) orange (pale (straw-coloured) or pale brown; less than 25 mm thick, 12.0-15.0; bark blaze consisting of one layer; faintly to non-aromatic; pleasant; outer blaze pink or pale brown, markings absent, fibrous; inner blaze pink or brown (pale (slightly darker towards sapwood), markings absent, fibrous; bark exudate (sap) present or absent, colourless, not readily flowing (spotty), colour changing on exposure to air, to red (pale (pinkish), not sticky; 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 (1-3 mm long), not winged, attached to base of leaf blade, not swollen; leaves broadest at or near middle (broadly elliptic to elliptic-oblong), (1.0-) 2.0-4.5 cm, 0.7-2.8 cm; symmetric, entire, not dissected or lobed, emarginate or retuse or rounded, venation pinnate, secondary veins open, prominent (c. 6 pairs, reticulation dense), intramarginal veins absent; leaves lower surface pale green, upper surface green (glossy), indumentum (hairs) absent; absent; domatia absent; stipules present, free, laterally placed, not encircling the twig, leafy (attached at lower third), not fringed, large (4-5 X 2 mm), not persistent or persistent.
Flowers: Inflorescence axillary, flowers single (male & female flowers surrounded by a cupule), cones absent; flowers unisexual, unisexual with male and female flowers on the same plant, not stalked or stalked (to 1 mm long), flowers slightly asymmetric, 2.5-6.0 mm long, diameter small (up to10 mm diam.) (2 mm diam.); perianth present, with all sepals and/or petals (hence tepals) similar, inner perianth white, green (reddish (female flowers), or cream-coloured (male flowers); 6 (-9), some or partly joined; stamens 10-15, present, free of each other, free of the perianth; ovary inferior, carpels joined (when more than one), locules 2-6 (-9); styles solitary, 1.
Fruits: Infrutescence arranged on unbranched axis, fruit 5.0-6.0 mm long, 5.0 (c.) mm diam., red or brown, not spiny, non-fleshy, simple, indehiscent, nut; seeds 1, to about 5 mm long, not winged, broad (as wide as long), seed 1-10 mm diam. (c. 5 mm diam.).
Distribution: West Sepik, Madang, Morobe, Western Highlands, Eastern Highlands, Southern Highlands, Central & Milne Bay.
Botanical records in PNGplants database |
Notes: Notes This species has traditionally been included in the family Fagaceae.