Title
A NEW SUBSPECIES OF CIRSIUM PARRYI (ASTERACEAE: CARDUEAE) FROM ARIZONA AND COMMENTS ON THE CIRSIUM PARRYI COMPLEX
By
Schaack, Clark George
Goodwin, Gregory A.
Original Publication
Madroño; a West American journal of botany
Published by
Berkeley California Botanical Society
Identifiers
BioStor:
https://biostor.org/reference/163205