[The Broomrape Family in the Columbia River
Gorge of Oregon and Washington]
Louisiana Broomrape, Sand-dune Broomrape, Suksdorf's Broomrape
Aphyllon ludovicianum
Synonyms: Orobanche ludoviciana, Orobanche ludoviciana ssp. ludoviciana, Orobanche ludoviciana var. arenosa, Orobanche multiflora, Orobanche multiflora var. arenosa
Sand-dune Broomrape: Orobanche ludoviciana as seen in sand dunes along Washington Highway SR 14 below the Goodnoe Hills east of the John Day Dam........June 21, 2006.
Characteristics:
Habitat:
Sand-dune broomrape may be found in open, sandy areas at low elevations.
Range:
In the Columbia River Gorge it may be found between the elevations
of 100'-500' from near Major Creek in the west and eastward past Biggs, OR.
The photo above shows a close-up of the flower of sand-dune broomrape in bloom in a sandy area along Washington SR 14 about 5 miles east of the mouth of the John Day River..........September 29, 2007. A number of plants of this species were in bloom at this location at this time.
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Sand-dune broomrape as seen in sandy soils above Washington Highway 14 to the west of Rock Creek, Klickitat County..........May 17, 2014.
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The photo at left shows sand-dune broomrape in bloom in a sandy area along Washington SR 14 about 5 miles east of the mouth of the John Day River.........September 29, 2007. The photo at center shows sand-dune broomrape in its senescent (past blooming and fruiting) state as seen along the lower Deschutes River........January 4, 2019. The photo at right shows sand-dune broomrape in a post fruiting state as seen along the Riverview Trail near Rattlesnake Rapids, Deschutes River State Recreation Area.......January 16, 2023.
Paul Slichter