rubiaceæ

pl. [Mod. Lat. rub (ia); Latin fem. pl. adj. suff.- aceœ.] Bot: An order of plants founded by Ju ieu in 1789. Monopetalous plants, with opposite leaves, interpetiolar stipules; stamens inserted in the tube of the corolla, and alternating with its lobes; ovary inferior, compound. Lindley separated it into Galiacere and Cinchonaceae (q. v.). Sir Joseph Hooker recurs to the old arrangement.