Australian Tropical Rainforest Plants - Online edition

Piper hederaceum var. longiorispicum Spokes

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Fruits. © CSIRO
Scale bar 10mm. © CSIRO
Cotyledon stage, epigeal germination. © CSIRO
10th leaf stage. © CSIRO
Vine stem transverse section. © CSIRO

Spokes, T.M. (2007) Flora of Australia 2: 458. Type: Queensland, Windsor Tableland, 5 Oct. 1971, B. Hyland 5538. Holo: BRI. Iso: NSW, QRS.


Vine stem diameters to 6 cm recorded.


Leaf blades about 7-10.5 x 3.5-7.5 cm, petioles about 0.7-2 cm long. Stipules caducous.


Male flowers: not known. Female flowers: Inflorescence about 20-70mm mm long. Flowers about 12-15 mm long, each flower subtended by a peltate scale or bract which fills the space between the flowers. Ovary green. Stigmas white, 2-5-lobed.


Fruits aggregated into loose heads about 25-30 mm long. Individual fruits ellipsoid, about 4.5-7 x 3.5 mm on a stalk about 3-6 mm long. Seeds ellipsoid, about 3.5-4 x 3 mm. Embryo about 0.2-0.3 mm long. Cotyledons shorter than the radicle.


Cotyledons ovate, about 17-18 x 11-14 mm, apex mucronate. First pair of leaves cordate, apex acute or mucronate, base auriculate, densely clothed with hairs on the upper surface. Venation palmate. At the tenth leaf stage: leaf blade cordate, apex acute, upper and lower surfaces densely clothed in short hairs. Venation palmate. Oil dots orbicular and elongated. Stipules glabrous, about 13 mm long, enclosing the terminal bud and leaving an elongated triangular scar on the upper surface of the petiole. Seed germination time 54 days.

Distribution and Ecology

Endemic to NEQ. Altitudinal range from 100-1200 m. Grows in lowland and upland rain forest.

Piper novae-hollandiae var. Windsor Tableland (B.P. Hyland 5538), Names Distribution Queensland Plants, Algae & Lichens : 145(2002). Piper sp. aff. caninum Blume, Climbing Plants of Australia : 305(1988). Piper sp. (Windsor Tableland BH 5538), Australian Tropical Rain Forest Plants, Trees, Shrubs & Vines : (2003).
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