Lappula squarrosa subsp. heteracantha (Ledeb.) Chater in Bot. J. Linn. Soc. 64: 380. 1971
Lappula squarrosa subsp. heteracantha in Bot. J. Linn. Soc. 64: 380. 1971
is new combination for Echinospermum heteracanthum, Index Sem. Hort. Dorpat. Suppl.: 3. 1823
Lappula squarrosa subsp. heteracantha in Bot. J. Linn. Soc. 64: 380. 1971