Argophyllum nullumense
Encyclopedia
Argophyllum nullumense the Silver Leaf is a shrub or small tree found in eastern Australia
. A rare plant with a ROTAP
rating of 3RCa
The generic name comes from the Greek, meaning “bright leaf”, referring to the silvery white under-side of the leaves. The original specimen was collected from Mount Nullum, near Murwillumbah.
It grows from near Nimbin
in the south to Mackay, Queensland
. Most often seen on the Mount Warning
caldera
, growing in warm temperate rainforest based on the relatively infertile rhyolite
based soils.
Growing to 8 metres tall and a stem diameter of 15 cm. The plant often branches close to the ground. Yellow flowers form on terminal panicle
s from December to January. The fruiting capsule matures from May to September. Around 30 very small seeds per capsule. Germination from fresh seed is relatively swift and reliable.
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...
. A rare plant with a ROTAP
ROTAP
Rare or Threatened Australian Plants, usually abbreviated to ROTAP, is a list of rare or threatened Australian plant taxa. Developed and maintained by the CSIRO, the most recent edition lists 5031 taxa. The list uses a binary coding system based on the IUCN Red List categories for "Presumed...
rating of 3RCa
The generic name comes from the Greek, meaning “bright leaf”, referring to the silvery white under-side of the leaves. The original specimen was collected from Mount Nullum, near Murwillumbah.
It grows from near Nimbin
Nimbin, New South Wales
Nimbin is a village in the Northern Rivers area of the Australian state of New South Wales, approximately 30 km north of Lismore, 33 km southeast of Kyogle, and 70 km west of Byron Bay....
in the south to Mackay, Queensland
Mackay, Queensland
Mackay is a city on the eastern coast of Queensland, Australia, about north of Brisbane, on the Pioneer River. Mackay is nicknamed the sugar capital of Australia because its region produces more than a third of Australia's cane sugar....
. Most often seen on the Mount Warning
Mount Warning
Mount Warning is a mountain west-south-west of Murwillumbah, near the border with Queensland in the Northern Rivers region of New South Wales, Australia...
caldera
Caldera
A caldera is a cauldron-like volcanic feature usually formed by the collapse of land following a volcanic eruption, such as the one at Yellowstone National Park in the US. They are sometimes confused with volcanic craters...
, growing in warm temperate rainforest based on the relatively infertile rhyolite
Rhyolite
This page is about a volcanic rock. For the ghost town see Rhyolite, Nevada, and for the satellite system, see Rhyolite/Aquacade.Rhyolite is an igneous, volcanic rock, of felsic composition . It may have any texture from glassy to aphanitic to porphyritic...
based soils.
Growing to 8 metres tall and a stem diameter of 15 cm. The plant often branches close to the ground. Yellow flowers form on terminal panicle
Panicle
A panicle is a compound raceme, a loose, much-branched indeterminate inflorescence with pedicellate flowers attached along the secondary branches; in other words, a branched cluster of flowers in which the branches are racemes....
s from December to January. The fruiting capsule matures from May to September. Around 30 very small seeds per capsule. Germination from fresh seed is relatively swift and reliable.