Boronia

Boronia megastigma Nees

Order - Sapindales

Family - Rutaceae

Names:

Boronia

Megastigma because it has a very large (mega) stigma.

Boronia, the common name, is from the genus name for the plant.

Other Names:

Summary:

Description:

Cotyledons:

Two.

First leaves:

Leaves:

Stipules -

Petiole -

Blade -

Stem leaves -

Stems:

Flower stem -

Flower head:

Single flowers in the leaf axils.

Flowers:

Purple and yellowish inside. Sweetly and strongly scented.

Ovary - Stigma is very large and purple.

Calyx -

Perianth -

Sepals -

Petals - Dark purple outside and yellowish inside.

Stamens -

Anthers -

Fruit:

Seeds:

Roots:

Key Characters:

Biology:

Life cycle:

Perennial shrub.

Physiology:

Reproduction:

Flowering times:

Seed Biology and Germination:

Vegetative Propagules:

Hybrids:

Allelopathy:

Population Dynamics and Dispersal:

Origin and History:

Distribution:

TAS, WA.

Habitats:

Climate:

Temperate. Mediterranean.

Soil:

Wetland soils

Plant Associations:

Significance:

Beneficial:

Cultivated or picked for cut flowers, oils and gums.

Ornamental.

Detrimental:

Toxicity:

Not recorded as toxic.

Legislation:

None.

Management and Control:

Thresholds:

Eradication strategies:

Herbicide resistance:

Biological Control:

Related plants:

Sandstone Boronia (Boronia glabra)

Boronia lanuginosa

Boronia rhamboidea

Boronia rosmarinifolia

Plants of similar appearance:

References:

Lazarides, M. and Hince, B. (1993). CSIRO handbook of economic plants of Australia. (CSIRO, Melbourne). #184.3.

Acknowledgments:

Collated by HerbiGuide. Phone 08 98444064 or www.herbiguide.com.au for more information.