Blepharocarya involucrigera (North queensland bollygum, Rose butternut) – Tube stock

$15.00

Grows in rainforest.
Altitudinal range from near sea level to 800 m.

3 in stock

Category:

Description

Stem
Normally a well formed tree usually producing a clear resin which can cause allergic reactions.

Leaves
Twigs exuding a small quantity of clear resin. Numerous pale brown lenticels on the twigs. Upper surface of the compound leaf rhachis +/- flat and the margins angular or slightly winged, particularly below the basal pair of leaflets. A rib usually visible on the underside of the basal part of the compound leaf rhachis and then running down the twig to the next pair of leaves. Leaflet blades about 5-15 x 1.5-4.5 cm.

Flowers
Flowers crowded, more or less in dense heads surrounded by a number of bracts. Male flowers: Flowers about 2-2.5 mm diam., sepals about 1 x 1 mm, petals about 1.5 x 1 mm. Anthers about 0.5 mm long, filaments about 1.5-2 mm long. Female flowers: Flowers about 1.5 mm diam., tepals about 1.5 mm long. Style and stigma about 1.5 mm long.

Fruit
Individual fruits about 7-10 x 4-5 mm, green, ripening brown, margins fimbriate with pale hairs. Fruits borne in a capsule-like involucre of long linear bracts. ‘Capsules’ about 20-30 x 15-20 mm. Inverted umbrella-shaped clusters of bracts, about 2-3 cm diameter, normally present beneath mature trees.

Seedlings
Cotyledons about 16-18 x 6-7 mm, asymmetrical at the base. First pair of leaves lanceolate, about 30-37 x 10-13 mm. At the tenth leaf stage: leaves simple, lanceolate, apex long acuminatepetiole long and slender. Seed germination time 6 to 12 days.

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