the genus calendula belongs to tribe calenduleae, (asteraceae family). itmorphologically studied for the ongoing project of the flora of iran. based on the herbarium studies and field observation, this genus has been revised. the study was based on fresh material from field as well as herbarium specimens. all specimens existed in the herbarium of research institute of forests and rangelands (ta...

Generally, Asteraceae flowers such as chrysanthemums and gerberas, are low ethylene-sensitive do not exhibit petal wilting abscission. However, previous research found that the of dahlia, an member belonging to tribe Coreopsideae, show abscission layer development in petal-ovary boundaries. In this study, we investigated ethylene sensitivity 17 ornamental species different tribes by measuring d...

Ap Applicati tions ons in in Pl Plant t Scien Sciences ces Calendula L. (marigold) is the type genus of the small tribe Calenduleae (Asteraceae). While all other genera of the Calen-duleae are native to southern Africa, Calendula is distributed in the Northern Hemisphere. Calendula species occur mainly in the Mediterranean area, from Morocco and Spain to Iran, southward to the Hoggar Mountains ...