Pepperbush
NamePepperbush
Scientific NamePimelea microcephala
Common NamesPepperbush, Common Riceflower, Small-headed Riceflower
Plant FamilyThymelaeaceae
Natural HabitatFound in arid and semi-arid regions of Australia, typically in woodlands, shrublands, and along watercourses, growing in various soil types.
Parts Usedleaf,whole_plant
Medicinal Actionsanalgesic,anti-inflammatory,antimicrobial
Traditional UsesTraditionally, some Indigenous Australian groups have used crushed leaves of *Pimelea* species externally as a counter-irritant for pain, inflammation, or treating certain skin conditions. However, the plant is highly toxic and internal use is strictly avoided.
Active ConstituentsDaphnane diterpenoid esters
Preparation Methodspoultice
Contraindications & WarningsHighly toxic if ingested, causing severe gastrointestinal irritation, hemorrhage, and cardiovascular effects. Skin contact can cause dermatitis. Not recommended for internal use. Use with extreme caution externally, if at all.
Cultivation NotesPrefers well-drained soils and full sun to partial shade. It is drought-tolerant once established and can be propagated by seed or cuttings.
Raritycommon
Description
A native Australian shrub or small tree, typically growing up to 3 meters tall. It features small, linear to obovate, often glaucous leaves arranged alternately along its stems. The plant produces small, white, tubular flowers with four spreading lobes, often appearing in terminal or axillary clusters.
