1) Compound 2) Double 3) Growing in pairs, botanically 4) In pairs, botanically 5) Produced or borne in pairs 1) Compound 2) Dual 
doubled; coupled
• (a.) Double; growing in pairs or couples.
Bi'nate adjective [ Latin bini two and two.] (Botany) Double; growing in pairs or couples. Gray. 
[adj] - growing in two parts or in pairs
binate In botany, occurring in pairs as with binate leaves.
adjective growing in two parts or in pairs; `binate leaves`
produced or borne in pairs; double.