The study aims to document the wild plant (weeds) species used as vegetables, kinds of cooking and the cooking-ways by the people of Jember District. Preliminary observation carried out to dig up the information about the vegetable species used in daily life with attention the etnics uses. Furthermore, the data collection for the selected people by using semi-structured interview informally. Specimens collected were identifi ed at Herbarium Jemberiense, Department of Biology, University of Jember. Ten wild plants (weeds) species from eight families were reported to be used as vegetables by Madurase and Javanese people in Jember. Most of the species are cooked in boiling way and serving as salad (lalapan), and the others are processed in varieties dish. Then, six species can be found in traditional markets, two of them only occasionally found. Four species left, its could be picked/taken by people on the habitat directly.

‘Diamond river’ is introduction plant that cultivated in Indonesian. Development of longan flower divided into eight stadium  during 28 days. First and second stadium is the induction phase that lasts for 8 days, this phase is characterized by a change in color of the leaves become older by using the Munsell color charts for plant tissues indicate the scale of 7.5 GY (4/4) to GY 7.5 scale (3\2). Third stadium is the phase of flower initiation occurred by day eigth. Initiation stage appearance were showed by merristem axilar, which will form part of primordial flower. Fourth to seventh stadium are phase that a differentiation occurred on day 12 to day 24. Differentiation phase showed the development in suitable with the typical angiosperms are sepals, stamens, petals and pistils. Eighth stadium is the phase of anthesis occurred on day 28. In the phase of anthesis, flowers have undergone a process of pollination and fertilization. Keywords: Development, Diamond river, Flowering, stadium