58 
Dicotyledons with Gamopetalous Flozvers. 
Natural Order 
EPACRIDACEriE. 
Diagnosis. —General characters of Ericaceae, (Tribe Ericineae), and nearly 
resembling Heaths in habit; differing in the stamens, which are usually the 
same number as corolla-lobes, bearing unappendaged i-celled anthers. 
Distribution.— Confined to Australia, New Zealand and some Islands of the Antipodes, where 
the Order represents the true Heaths, which are absent from Australasia. 
USES, &c.—Epacridaceae are not of economic importance, but contribute several veiy ornamental heath-like 
plants to our greenhouses. Epaeris longiflora , E. impressa , and their numerous varieties are old established 
favourites. 
Natural Order 
RUBIACEriE Tab. 46, 47. 
Diagnosis. —Herbs, shrubs or trees, with opposite leaves and interpetiolar 
stipules, or herbs with verticillate leaves. Corolla regular, epigynous. Sta¬ 
mens epipetalous, alternate with the lobes of the corolla. Seeds albuminous. 
The species of this very large Natural Order are grouped, very unequally 
as to numbers, by characters recognisable at sight, into the Sub-orders:— 
