(1)
ZHOU, J.; NIU, J.; GUO, M.; WANG, P.; LIU, Z. Rediscovery of <em>Pimpinella crispulifolia</em> (Apiaceae) After One Century, and Its New Phylogenetic Placement in <em>Sium</Em>.
Phytotaxa
2021
,
487
, 157–163.