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Sankowskya stipularis

Family

Picrodendraceae

Botanical Name

Sankowskya stipularis P.I.Forst.

Forster, P.I. (1995) Austrobaileya 4(1): 331. Type: Queensland. COOK DISTRICT: Devil Devil Creek road, Rex Range estate, 16 33S, 145 23E, 14 Dec 1993, P.I.Forster 14473 (holo:BRI).

Stem

A small tree not exceeding 30 cm dbh.

Leaves

Leaf blades about 5-18 x 1.5-6.5 cm. Midrib raised on the upper surface of the leaf blade. Stipules about 5-25 mm long, venation longitudinal. Leaves finely toothed all around the margin.

Flowers

Male flowers: Flowers about 4-5 mm diam. on long filiform pedicels. Female flowers: Flowers about 4-7 mm diam. on pedicels about 3-5 mm long, perianth lobes narrowly acuminate at the apex. Stigmas about 5-10 mm long, normally three per flower, stigmatic surface grooved down the middle.

Fruit

Capsules 3-horned, globular to cylindrical, about 12-15 x 10-12 mm. Perianth lobes persistent at the base and stigma remnants persistent at the apex.

Seedlings

Cotyledons elliptic to almost orbicular, about 22-24 x 15-16 mm, 3-veined, apex obtuse, base obtuse. At the tenth leaf stage: leaf blade lanceolate or elliptic, apex acuminate, base auriculate, margin serrate, midrib raised on the upper surface of the leaf blade; stipules conspicuous, linear, about 8-12 x 1-2 mm.

Distribution and Ecology

Probably endemic to NEQ, known only from a few collections made in the Devil Devil Creek area between Mt Molloy and Mossman at elevations around 400 m. Grows in well developed rain forest on soil which is subject to waterlogging each wet season.

CYP

X

NEQ

X

Tree

X

RFK Code

918