Add punctuation to the following sentence: An annual plant according to the NC longterm in height 2050 cm lower leaves lanceolate the upper is almost linear The flowers on the top flight in the leaf axils the inflorescence spicate oliganthous
An annual plant (according to the "NC" long-term) in height 20-50 cm lower leaves lanceolate, the upper is almost linear. The flowers on the top flight in the leaf axils, the inflorescence spicate oliganthous.