''Micranthes rufidula'' is a species of flowering plant known by the common name rustyhair saxifrage. It is native to western North America from
British Columbia to
Oregon, and one location in northern
California. It grows in moist, open and rocky habitat in mountainous areas. It is a perennial herb growing from a small
caudex
A caudex (plural: caudices) of a plant is a stem, but the term is also used to mean a rootstock and particularly a basal stem structure from which new growth arises.pages 456 and 695
In the strict sense of the term, meaning a stem, "caudex" is m ...
and system of
rhizome
In botany and dendrology, a rhizome (; , ) is a modified subterranean plant stem that sends out roots and shoots from its nodes. Rhizomes are also called creeping rootstalks or just rootstalks. Rhizomes develop from axillary buds and grow hori ...
s. The leaves have oval blades lined with blunt teeth borne on long
petioles. The
inflorescence arises on a hairy
peduncle Peduncle may refer to:
*Peduncle (botany), a stalk supporting an inflorescence, which is the part of the shoot of seed plants where flowers are formed
*Peduncle (anatomy), a stem, through which a mass of tissue is attached to a body
**Peduncle (art ...
, the flowers bearing white petals.
External links
Jepson Manual TreatmentWashington Burke Museum
rufidula
{{Saxifragaceae-stub