Hyptis brevipes
FAMILY: Lamiaceae
COMMON NAME: Lesser Roundweed
REFERENCE: CABI Digital Library
The stem is square and very firm. The leaves are fuzzy and serrated. The seeds are very small and black. It is a very tall plant. It grows up to 1 meter high. It is an annual.
According the CABI Digital Library website, this plant is native to Mexico, the Caribbean, and South America. It “has been widely introduced across South East Asia. It is reported as naturalized and invasive in Indonesia, Malaysia, Philippines, Singapore, Taiwan, Thailand and Vietnam.”