OF BRITISH PLANTS. 425 



Order XLVIIL ERICACEAE. 



Calyx four- or five-parted, persistent. Corollafour- or five-parted, 

 regular or irregular, generally marcescent. Stamens eight ; an- 

 thers two-celled, opening by pores at the apex or base. Ovary 

 surrounded by a disk or scale, many-celled, many-seeded ; style 

 one. Fruit a many-celled, many- seeded capsule or berry. 

 ERICE.E. ARBUTE^:. 



1. Andromeda, 192, 193. 6. Arbutus, 192, 193. 



2. Calluna, 181, 185. VACCINIE^E. 



3. Erica, 181, 186. 7. Vaccinium, 181, 184. 



4. Menziesia, 181, 185. PYROLEJE. 



5. Azalea, 110, 122. 8. Pyrola, 191, 194. 



MONOTROPE.E. 

 9. Monotropa, 191, 193. 



Order XLIX. ILICINE^E. 



Calyx of from four to six imbricated lobes. Corolla regular, 

 with from four to six lobes. Stamens alternate with the lobes of 

 the corolla. Ovary with from two to six or more cells ; ovules 

 solitary, pendulous, with a cup-shaped stalk. Fruit fleshy, in- 

 dehiscent. 



1. Ilex, 96, 105. 



Order L. JASMINES. 



Calyx divided, persistent. Corolla with from four to eight di- 

 visions, rarely none. Stamens two. Ovary two-celled, ovules in 

 pairs, pendulous. Fruit a berry, drupe, or capsule. 



1. Ligustrum, 49, 49. 2. Fraxinus, 49, 50. 



Order LI. APOCYNE.E. 



Calyx with four or five persistent divisions. Corolla regular, 

 with four or five lobes, twisted, deciduous. Stamens five, with 

 the filaments distinct ; anthers two-celled, pollen granular. Ova- 

 ries two, one-celled ; or one, two-celled, many-seeded. 



1. Vinca, 110, 135. 



Order LII. GENTIANE^E. 



Calyx divided, persistent. Corolla regular, marcescent, twisted, 

 with four, five, six, eight, or ten lobes. Stamens as many as the 

 lobes. Ovary with one or two cells, many-seeded, style one. 

 Capsule or berry many -seeded, generally two-valved. 



1. Chlora, 181, 184. 4. Menyanthes, 110, 120. 



2. Gentiana, 111, 140. 5. Villarsia, 110, 121. 



3. Erythrsea, 110, 131. 



Order LIII. POLEMONIACE^. 



Calyx inferior, five-parted, persistent. Corolla five-lobed, re- 

 gular, deciduous. Stamens five, unequal, from the tube of the 

 corolla. Ovary three-celled; style simple, stigma three-fid. Cap- 

 sule three-celled, the valves separating at the axis. 



1. Polemonium, 110, 123. 



