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Scale bar 10mm. Copyright CSIRO

Rhaphidophora petrieana

Family

Araceae

Botanical Name

Rhaphidophora petrieana A.Hay

Hay, A. (1993) Telopea 5(2): 295. Type: QUEENSLAND: National Park Reserve 904, Palmerston Highway, B.Gray 2862, 30 November 1982, fl. (QRS!, holo).

Stem

A slender vine not exceeding a stem diameter of 2 cm. Adventitious roots often present.

Leaves

Leaf blades about 25-35 x 5-8 cm. Petioles about 5-14 cm long, channelled on the upper surface, +/- winged when young but the wings become papery and disintegrate as each leaf ages. Venation +/- parallel with about 15 major veins running from the midrib to the leaf blade margin. 'Oil dots' elongated, cigar-shaped.

Flowers

Flowering spike about 6.5 x 2 cm, spathe broadly ovate, about 8 x 8 cm, creamy yellow or greenish, borne on a peduncle about 10 cm long. Individual flowers about 3-4 x 3-4 mm, +/- sessile. Anthers about 2 mm long, filaments about 4 mm long. Style short, cone-like.

Fruit

Infructescence enclosed in a leaf-like spathe until maturity. Spadix about 8 cm long, soft and fleshy. 'Seeds' tiny (may not be typical).

Seedlings

Features not available.

Distribution and Ecology

Endemic to NEQ. Altitudinal range from near sea level to 400 m. Grows in well developed lowland and upland rain forest on a variety of rock types.

NEQ

X

Slender Vine

X

RFK Code

2584