Class Dicotyledoneae, dicots, מחלקה דו-פסיגיים

Family Apocynaceae,
Dogbane Family, משפחת ההרדופיים

Plants with opposite leaves and milky juice; tubular bisexual, regular flowers with 5 united sepals, 5 united tepals, 5 stamens; the ovary is positioned superior and consists os 2 carpels; each carpel matures as a separate follicle

Genus Vinca, וינקה: Genus Nerium, הרדוף: Genus Trachomitum, סם-כלב