GENERA OR FAMILIES. 165 



35. Campanulaceous Plants. Campanulace^. 



* Corolla cut into deep narroiv-linear segments. 



(179) Jasione — corolla rotate, with five long linear segments ; 



anthers cohering at their base ; capsule two-celled, open- 

 ing by a large pore at the end. 



(180) Phyteuma — corolla rotate, with five long linear segments ; 



anthers free, the*filaments dilated at the base ; capsule 

 2-3-celled, bursting at the sides. 



** Corolla cut into sJiort broad segments. 



(181) Campanula — corolla bell-shaped, tubular, or rotate, with 



five broad segments ; anthers free, the filaments dilated at 

 the base ; capsule 3-5-celled, crowned by the calyx-teeth, 

 and opening laterally or at the top. 



36. Vacciniaceous Plants. Vacciniace^. 



(182) Oxycoccus — corolla very deeply four-cleft, with reflexed 



segments ; berry crowned by the persistent calyx-teeth. 



37. Ericaceous Plants. ERicACEiE. 



* Anthers opening hy pores. 



(183) Erica- — calyx four-parted ; corolla campanulate or ovate, 



often ventricose, four-toothed ; capsule four-celled. 



(184) Pyrola — calyx five-parted ; corolla of five petals ; capsule 



five-celled, five-valved. 



** Anthers opening hy a transverse fissure. 



(185) Monotropa — calyx 4-5-parted ; corolla of 4-5 petals, each 



with a hooded nectariferous base ; capsule five-celled, five- 

 valved. 



