PRIMROSE TRIBE. 5 ID 



* L. thyrsiflora (Tufted Loosestrife) resembles L. 

 vulgar is in habit, but bears its flowers, which are small 

 and yellow, in numerous, dense clusters ; it grows in 

 marshes in Scotland and the North of England, but is 

 rare. 



CENTTJNCULUS MINIMUS (Chaffweed). 



6. CENTUNCULUS (Cha/weed). 



1. <?. minimus (Chaffweed). The only British species. 

 One of the smallest among British plants, rarely ex- 

 ceeding an inch in height, and often much less. It is 

 nearly allied to the Pimpernel, and at the first glance 

 might be mistaken for a stunted specimen of the com- 

 mon species. The leaves are egg-shaped, acute ; the 

 flowers sessile, axillary. It is sometimes branched, but 

 very frequently consists of a single stem, 6 or 8 leaves, 

 and as many inconspicuous flowers. It grows in damp, 

 gravelly places, especially where water has stood during 

 winter. Fl. June August. Annual. 



7. TRIENTALIS (Chickweed Winter-green). 



1. T. Europda (European Chickweed Winter-green). 

 The only British species, and the only British plant 

 belonging to the Linnaean Class, Heptandria. Abun- 

 dant in many parts of the Highlands of Scotland, and 

 occasionally found in the North of England. A pretty 



