Heracleum flavescens:

Heracleum flavescens:

Heracleum flavescens Baumg., Apiaceae: See Heracleum sphondylium L. ssp. flavescens (Willd.) Soó.




Heracleum flavescens Willd., Apiaceae: See Heracleum sphondylium L. ssp. sibiricum (L.) Simonk.

I have no articles for this botanical term, but there might be some for the next level down (if found).