CL. T.] PENTANDRIA MONOGTISTIA. 123 



divided half-way into five nearly equal segments with inflected 

 margins. Filaments thread-shaped. Anthers roundish ; ger- 

 men globular. Style cylindrical, erect, permanent ; stigma 

 knobbed. Capsule roundish, with five deep furrows, five- 

 celled, five-valved. Seeds numerous, roundish. From azaleos, 

 parched. 103. 

 1. A. procumbens. Trailing Azalea. Branches spreading and pro- 

 cumbent ; leaves opposite, revolute, smooth. A small shrub 



growing in tufts : flowers terminal, rose-coloured. Flowers in 

 July : grows on dry heathy ground on many of the Highland 

 mountains. Eng. Sot. pi. 865. Eng. Fl. vol. i. p. 282. 324. 



19. CONVO'LVULUS. BINDWEED. 



Calyx inferior, of one leaf, small, divided into five egg-shaped, 

 permanent segments. Corolla of one petal, large, bell-shaped, 

 regular, with five plaits and five shallow lobes j nectary, a gland 

 under the germen. Filaments awl-shaped, half as long as 

 the corolla ; anthers arrow-shaped, erect, terminal. Germen 

 roundish. Style thread-shaped, as long as the stamens ; stig- 

 mas two, spreading. Capsule roundish. Seeds large, round- 

 ish. Named from convolve, to entwine. 104. 



1. C. sepium. Great Bindweed. Leaves arrow-shaped ; flower- 

 stalks square, bearing a single flower ; bracteas heart-shaped, close 



to the flower. Boots long, creeping : stems twining, several feet 



long : flowers large, white or tinged with rose-colour. Perennial : 

 flowers in July and August : grows in hedges and thickets : fre- 

 quent. Eng. Bot. vol. v. pi. 312. Eng. FL vol. i. p. 285. 32-5. 



2. C. arvensis. Small Bindweed. Leaves arrow-shaped ; flower- 

 stalks bearing a single flower ; bracteas minute, remote from the 

 flower. Root creeping, long : stems twining or prostrate, seve- 

 ral feet long : flowers rose-coloured, sometimes white. Perennial : 

 flowers in June and July : grows in hedges, on dry banks, in pas- 

 tures, &c. : common. Eng. Bot. vol. v. pi. 312. Eng. Fl. vol. i. 

 p. 235. 32. 



3. C. Soldanella. Sea Bindweed. Leaves kidney- shaped ; flower- 

 stalks bearing a single flower, their angles membranous ; stems 



procumbent. Root creeping : stems about two feet long : leaves 



rather succulent : flowers large, purplish pink-coloured, with pale 

 yellow plaits. Perennial : flowers in June and July : grows in 

 sand on the sea-shore : frequent. Eng. Bot. vol. v. pi. 314. Eng. 

 FL vol. i. p. 286. 327. 



20. POLEMO'NIUM. GREEK VALERIAN. 



Calyx inferior, of one leaf, cup-shaped, divided into five 

 broad segments, permanent. Corolla of one petal, wheel- 

 shaped, with a very short tube, closed at the top by five convex, 

 downy valves ; the limb flat, with five obtuse, equal segments. 

 Filaments thread -shaped, inclining, shorter than the corolla ; 

 anthers roundish, erect. Germen egg-shaped, acute, superior. 

 Style cylindrical, as long as the stamens ; stigma three-cleft, 

 revolute. Capsule egg-shaped, with three blunt angles, three- 

 celled, three-valved. Seeds numerous, triangular. Named 

 from polemos, war. 105. 



