Family Index

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Scientific Name

Poranthera petalifera

Family Name

EUPHORBIACEAE

Common Name

Mountain Poranthera

Status

Rare

Height

Flowers

Male and female flowers occur on separate plants, on stalks in the upper leaf axils. Male flowers are white and female flowers have greenish-white sepals surrounding the clear petals.

Fruit

Form

Spreading perennial herb 20-30cm long annual stems, which scramble over rocks and plants. The leaves are lance-shaped and in opposite pairs, and the margins bend under.

Municipalities

Derwent Valley

Communities

Habitat Notes

Tasmanian endemic. Known only from a dolomite ridge which runs north and north-east of Mount Anne, 750-1000m altitude.

Site Tolerance

Frost Tolerance

Hardy

Soil Tolerance

General Notes

Propagate from seed or cuttings. Suitable below powerlines.

Propagation Details

Propagation Calendar

Flowering Months

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Seed Collecting Months

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sowing Months

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Cutting Months

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Seed Information

Seed Collection

Fruit is almost spherical, about 2mm wide, and contain 6 pale, smooth, orange-brown seeds.

Seed Treatment Method

Seed Storage Life

Viable Seeds Per Gram

Seed Treatment Notes

Germination Time

Suitable for Direct Seeding

Cuttings

Expected Time to Take Root

Expected Time to Plant Out

Propagation by Division N.B. Transplant only from nearby to avoid disease.

Yes

Cutting Notes