''Rodgersia podophylla'' is a
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
of
flowering plant
Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...
in the saxifrage family native to
Japan and
Korea
Korea ( ko, 한국, or , ) is a peninsular region in East Asia. Since 1945, it has been divided at or near the 38th parallel, with North Korea (Democratic People's Republic of Korea) comprising its northern half and South Korea (Republic o ...
. Growing to tall and broad, it is a
herbaceous perennial
A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also wid ...
with handsome spiky leaves, and occasional creamy-white flower panicles in June and July.
It is extensively grown for ornamental use in gardens where it prefers damp shady positions on neutral to acid soils. Though hardy to it enjoys a sheltered location. It is chosen primarily for its clumps of large 5- or 7-toothed palmate leaves, which open bronze, turning green in summer and bronze-red in autumn. It can spread by underground
rhizomes, eventually covering a large area.
The compact
cultivar
A cultivar is a type of cultivated plant that people have selected for desired traits and when propagated retain those traits. Methods used to propagate cultivars include: division, root and stem cuttings, offsets, grafting, tissue culture ...
‘Rotlaub’ has gained the
Royal Horticultural Society
The Royal Horticultural Society (RHS), founded in 1804 as the Horticultural Society of London, is the UK's leading gardening charity.
The RHS promotes horticulture through its five gardens at Wisley (Surrey), Hyde Hall (Essex), Harlow Carr (Nor ...
’s
Award of Garden Merit.
References
*
{{Taxonbar, from=Q4384257
Saxifragaceae
Flora of Japan
Flora of Korea