|  | herbs; NOT [shrubs or trees] | 
      |  | plants terrestrial or semiaquatic; NOT
        [plants aquatic, leaves submerged or floating] | 
      |  | plants NOT with colored milky juice | 
      |  | stems hollow | 
      |  | plants with more than one normal leaf | 
      |  | some or all leaves alternate; NOT [leaves
        opposite, whorled, or basal] | 
      |  | leaves without stipules, or having
        glands; NOT [leaves with stipules] | 
      |  | flowers in umbels | 
      |  | flowers with two floral rings, and with
        each petal distinct from the others | 
      |  | parts of flowers mostly in fives; NOT
        [parts of flowers in twos or fours] | 
      |  | calyx regular; NOT [calyx irregular, some
        sepals smaller than others] | 
      |  | stamens 10 or fewer; NOT [stamens usually
        more than 10] | 
      |  | styles 2; NOT [styles 5] | 
      |  | ovary inferior; NOT [ovary superior] |