BELL HEATHER : CROSS-LEAVED HEATH, ETC. 335 



Calyx deeply divided into 4 lohes^ shorter 

 than the corolla : stamens included. 

 Flowers protandrous, the honey hidden 

 at the base of ike corolla: pollinated by 

 bees. Capsule loculicidal. (Erica.) 



Jf Flowers ')iuiny, in evident racemes. 

 Awns of anthers very short and tooth- 

 like. Ovary glahroics. Leaves mostly 

 in whorls of three. 



Erica cinerea, L. Bell Heather. Small sub-shrub, 

 with minute linear leaves in crowded whorls of 3 or 4, 

 lamina glabrous, furrowed beneath. 



Flowers in dense, elongated, terminal racemes, reddish- 

 purple. Calyx deeply 4-partite ; sepals linear-lanceolate. 

 Corolla ovoid, slightly 4-lobed, rosy-purple fading to bluish- 

 lilac. Ovary glabrous. Capsule 4-chambered, septicidal. 



Jf Jt Floivers clustered into terminal umbels. 

 Awns of anthers long and subulate. 

 Ovary pxibescent. Leaves chiefly in 

 tohorls of four. 



Erica tetralix, L. Cross-leaved Heath. Differs from 

 E. cinerea in its cruciate, whorled, downy and ciliate linear 

 revolute leaves, terminal umbellate clusters of pinker 

 flowers, and pubescent ovary. 



[The rare Erica ciliaris, E. carnea, and E. vagans 

 also come here, but their anthers are devoid of awns. 

 E. ciliaris has the anthers included, and is ciliated. In 

 the other two the anthers protrude slightly from the 

 corolla; the filaments are flattened in E. carnea, but 

 not in E. vagans.^ 



CJ CJ Anthers devoid of aivns. Capsule septi- 

 cidal, leaving the persistent axis. 



Men^iesia polifolia, St Daboec's Heath, is a rare Irish 

 plant. 



