Heterotheca horrida subsp. cinerascens (S.F.Blake) Semple

, Brittonia 39: 381 (1987).
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External links to taxonomic opinions:
WFO POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:278165-2
Publication
Brittonia; a Series of Botanical Papers. New York, NY
Collation
39: 381
Family as entered in IPNI
Asteraceae

Links

Nomenclatural link
Chrysopsis viscida var. cinerascens S.F.Blake, Proc. Biol. Soc. Washington 35: 173 (1922).
Same citation as
Heterotheca horrida subsp. cinerascens (S.F.Blake) Semple, Brittonia 39(3): 381 (1987).