Orobanche minor Sm.

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PLANTS OF NE TENNESSEE
East Tennessee State University Herbarium
Orobanche minor J. E. Smith
OROBANCHACEAE
Hellroot, Lesser Broomrape
Shady Valley, Johnson County, TN.
Growing in hay field, parasitizing Trifolium repens, Trifolium
pratense and possibly other species. East exposure, ca. 2840ft
elevation, mid and upper slopes. 300-400+ plants present on
ca. 3 acres. Shady Valley Quad Map
Most plants single stemmed, usually not branched
unless stem was damaged; a few plants multiple-stemmed
from root, again usually not branched.
First collections made on 2009-0526 (#7050
deposited at ETSU). A “Century Collection” of at least 100
plants was made on 2009-0530 (#7051) for distribution
(multiple sheets mailed to TENN).
NOXIOUS WEED: This is the 2nd report for the species
in TN and the 1st reported infestation. APHIS & TN Dept, of
Agriculture have been notified. The 1st TN collection was
2001 in the vicinity of Roan Mountain.
James T. Donaldson, #7051,2009-0530
03043026