Kingdom:
Phylum:
Angiosperms
Order:
Rosales
Family:
Species:
intermedius
ID:
1014473

Status:
valid

Authors:
(Rydb.) C.K.Schneid.

Source:
rjp

Year:
1906

Citation Micro:
Ill. Handb. Laubholzk. 1: 807 (1906)

WFO Identifier:
wfo-0001013811

Common Names

  • Intermediate Ninebark
  • Pacific Ninebark
  • Western Ninebark

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Description

Physocarpus intermedius (also called 'Intermediate Ninebark', among many other common names) is a deciduous shrub native to the western United States and Canada. It has a spreading habit and grows to a height of 1–2 m. Its leaves are ovate and serrated, and its flowers are white and fragrant. It is found in open woodlands, along streams, and in disturbed areas.

Uses & Benefits

Physocarpus intermedius is a deciduous shrub that is often used as an ornamental plant in gardens. It is also used for erosion control, as a windbreak, and as a habitat for wildlife.

Flower, Seeds and Seedlings

Physocarpus intermedius has white flowers with five petals and yellow anthers. The seeds are small, dark brown and oval-shaped. The seedlings are reddish-brown with three leaflets.

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Cultivation and Propagation

Physocarpus intermedius is a deciduous shrub that can reach up to 6 feet in height. It prefers full sun to partial shade and moist, well-drained soil. Propagation is usually done by cuttings, which should be taken in late spring or early summer. The cuttings should be about 4-6 inches long and should have at least two nodes. Place the cuttings in moist soil and keep them in a warm, sunny spot. They should root in about 4-6 weeks.

Where to Find Physocarpus intermedius

Physocarpus intermedius can be found in the eastern United States, from Maine to Georgia.

Species in the Rosaceae family

Acaena macrocephala, Acaena antarctica, Acaena argentea, Acaena boliviana, Acaena buchananii, Acaena echinata, Acaena agnipila, Acaena cylindristachya, Acaena confertissima, Acaena eupatoria, Acaena integerrima, Acaena leptacantha, Acaena ovina, Acaena magellanica, Acaena masafuerana, Acaena patagonica, Acaena tenera, Acaena platyacantha, Acaena pumila, Acaena splendens, Acaena stricta, Acaena stangii, Acaena trifida, Acaena pallida, Acaena caespitosa, Acaena saccaticupula, Acaena subincisa, Acaena hirsutula, Acaena fissistipula, Acaena glabra, Acaena tesca, Acaena juvenca, Acaena emittens, Acaena dumicola, Acaena profundeincisa, Acaena minor, Acaena alpina, Acaena montana, Acaena myriophylla, Acaena poeppigiana, Acaena anserovina, Acaena sericea, Acaena latebrosa, Acaena sarmentosa, Acaena elongata, Acaena exigua, Acaena rorida, Acaena novae-zelandiae, Acaena pinnatifida, Acaena inermis,

References

Per Axel Rydberg (1860-1931): Based on occurrence of standard abbreviation 'Rydb.' in the authors string.
Camillo Karl Schneider (1876-1951): Based on occurrence of standard abbreviation 'C.K.Schneid.' in the authors string.
POWO record for urn:lsid:ipni.org:names:195618-2: Based on the initial data import