FIGURE 2 in Diurnal hawk moth pollination of Melampyrum koreanum (Orobanchaceae) and the origin of this endemic Korean species

FIGURE 2. Habitat, flower and seed development of Melampyrum koreanum. A) A M. koreanum population in the Somaemuldo (Island), Maejuk-ri, Hansan-myeon, Tongyeong-si, Gyeongsangnam-do, Korea. Pinus thunbergii, Camellia japonica and Ligustrum japonica grow together with M. koreanum. B) An individual of M. koreaunm. It is almost 1 m tall and branched many times. C) Two opened flowers at the bottom are four days old since flower bud opening. The central flower is three days old and the floral tube already elongated almost completely but the corolla lips are not open yet. D) Capsule open approximately one month after pollination. There are 2-3 seeds per capsule. Seed color is pale yellow at the capsule opening and it turn to black at a couple of days after.