Page author: Don Knoke
Arceuthobium campylopodum
western dwarf-mistletoe
WTU specimens
Other herbaria

Distribution: In the Pacific Northwest on Pinus contorta and P. ponderosa (Compare range of these two species)

Habitat: Parasitic on Pinus contorta and P. ponderosa, sea level to mid-elevations in the mountains

Flowers: Late June - September

Origin: Native

Conservation Status: Not of concern

Description:
General:

Small, glabrous, monoecious shrubs parasitic on the branches of conifers, the stems orange-yellow to brownish, 3-15 cm. long, much-branched, the segments 1-2 mm. thick and 5- to 10-times as long; accessory branches, if any, in one plane, the branches at each node fan-like.

Leaves:

Leaves none, reduced to small, opposite scales.

Flowers:

Staminate flowers paired at each node, sessile, 2.5-3 mm. broad, yellow or orange to green, the perianth parts 3 or 4, fleshy, each bearing a sessile anther; pistillate flowers 1-2 per node, sessile or with a pedicle 1 mm. long; ovary inferior; perianth parts 2, erect; style lacking; stigma 1.

Fruits:

Berry ovoid, 3-5 mm. long, 1-seeded, the seed ultimately explosively expelled and tending to stick to the surface on which it lands.

Accepted Name:
Arceuthobium campylopodum Engelm.

Synonyms & Misapplications:
Arceuthobium campylopodum Engelm. f. campylopodum [HC]
Arceuthobium campylopodum Engelmann ssp. campylopodum [FNA]
Additional Resources:

PNW Herbaria: Specimen records of Arceuthobium campylopodum in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Arceuthobium campylopodum checklist entry.

E-Flora BC: Arceuthobium campylopodum atlas page.

CalPhotos: Arceuthobium campylopodum photos.

USDA Plants: Arceuthobium campylopodum information.

22 photographs:
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