334 CREEPING AZALEA: LING 



ft Corolla small, pink, bell-shaped, five-lobed; 

 stamens 5; ovary 2 3-celled. Procumbent 

 Alpine sub-shrub. 



Loiseleuria procumbens, Desv., Creeping Azalea, a rare 

 Alpine plant, with crowded small, opposite, evergreen 

 rolled leaves, and small rose-pink flowers in terminal 

 clusters, has capsules with septicidal dehiscence. Flowers 

 proterogynous, with freely exposed honey. 



** Stamens twice as many as the lobes of the 

 corolla; ob-diplostemonous. Median sepal 

 posterior. 



t Flower small, actinomorphic : the corolla 

 I urceolate or bell-shaped. 



Parts of the flower in fours and multiples 

 of 4, i. e. tetramerous, throughout ; corolla 

 urceolate. Anthers opening by means of 

 pores. Capsules ^-celled. 



O Anthers idth awns. 



Calyx divided to the base into 4 scarious, 

 rosy sepals; longer than the persistent 

 corolla. Capsule septicidal. 



Calluna vulgaris, Salisb. Ling. Prostrate or ascending 

 shrub with persistent foliage, becoming red-brown in winter; 

 the decussate small leaves closely imbricated. 



Flowers small and numerous, in terminal and lateral 

 secund spikes, shortly pedicelled, drooping, slightly prot- 

 androus, the honey hidden at the base of the corolla. 

 Calyx 4-partite, rosy, longer than corolla, and embracing 

 it completely; with 4 basal bracts. Corolla bell-shaped, 

 deeply 4-cleft, persistent, rose, fading to red-brown, en- 

 closing the capsule. Capsule 4-celled, septifragal. 



