Helianthus rigidus var. subrhomboideus | International Plant Names Index

Helianthus rigidus var. subrhomboideus (Rydb.) Cronquist in Hitchc. & Cronquist

, Fl. Pacif. Northw. 528 (1973).

External links to taxonomic opinions:

WFO POWO

IPNI Life Sciences Identifier (LSID): urn:lsid:ipni.org:names:119240-2
Publication: Flora of the Pacific Northwest
Collation: 528
Family as entered in IPNI: Asteraceae

Remarks

Turner (Sida, Bot. Misc. 24: 6. 2003) also made this comb. nov. (isonym)

Links

Nomenclatural link: Helianthus subrhomboideus Rydb., Mem. New York Bot. Gard. 1: 419 (1900).
Same citation as: Helianthus rigidus var. subrhomboideus (Rydb.) Cronquist, Fl. Pacific Northwest 528 (1973).
Same citation as: Helianthus rigidus var. subrhomboideus (Rydb.) Cronquist