CUSCUTA CUSPIDATA Engelm.
HABIT: Parasitic annual herb, flowers five-merous; flowering late
August to early October.
SIMILAR SPECIES: Differs from similar dodders by having a
distinct bract subtending each pediceled flower.
TOTAL RANGE: Nw. Ohio, Ind. and Wisconsin to N.D., Utah and Texas.
STATE RANGE: Post-1980 records from Mercer and Paulding
STATE STATUS: Added-2002; Endangered-2004.
HABITAT: Growing on Aster
spp. and other hosts in openings along creeks and streams.
HAZARDS: Habitat loss.
RECOVERY POTENTIAL: Poor; western limit of its range. This
species was likely never frequent in Ohio.
INVENTORY GUIDELINES: Collect mature flowering and fruiting
COMMENTS: Dodders are very difficult group. Detailed field
notes on habit are important for later identification such as noting the host
plant(s) and flower and/or fruit characters.
Voss, E. G. 1996. Michigan
Flora Part III. Dicots concluded. Cranbrook Institute of Science & U. of Michigan
Herbarium, Ann Arbor. 622 p.
Yuncker, T. G. 1921. Revision of the North American and West
Indian Species of Cuscuta. Illinois
Biological Monographs 6:91-231.
Division of Natural
Areas and Preserves
Ohio Department of
Created 03/04 Richard