LIST OF PLANTS USED FOR STUDY. 463 



Barberry. See Berberis vulgar is. 



Barley. See Hordeum vulgar e. 



Bean. See Phaseolus vulgaris. 



Beech. See Fagus sylvatica. 



Beet-root. See Beta vulgaris. 



Begonia. Crystals in, 64 (footnote). Stems ; in alcohol. 



Berberis vulgaris (Barberry). A hardy shrub, upon which dEcidium Berberidis 



(q.v.) may sometimes be found in spring or early summer, 330. 

 Beta vulgaris (Beet-root). Structure of root, 62. Root. Fresh. Used also 



for sugar in root, and for nitrates, 67. 

 Bracken-fern. See Pteris aquilina. 

 Brassica Napus (Rape), for development of flower, 429. A common weed 



of cultivated fields, flowering in summer. 

 Bryonia dioica (White Bryony). Substitute for Cucurbita, q.v. 126. A not 



uncommon hedge-row climber in some districts. 

 Buckthorn. See Rhamnus Frangula. 



C. 



Calluna vulgaris (Ling). Compound pollen-grains, 391. Flowers. Fresh, 



or in alcohol. July to September. A native sub-shrub. 

 dtpsella Bursa-Pastoris (Shepherd's Purse). Structure and development of 



embryo and seed, 409. Young to ripe fruits. Fresh. All summer. 



Common weed of cultivated ground. 

 Carrot. See Dane us Carota. 

 Celandine. See Chelidonium majus. 

 Cerasus Lauro-Cerasus (Cherry Laurel). For pits in cortical cells, 73. 



Twigs. Fresh, or in alcohol. 



Ceraiopteris thalictroides. Cultivation of spores and development of pro- 

 thallium, 362. Spores. Fresh, or preserved dry. 

 Chara fragilis (Stonewort). For reproduction, 306. Fresh. For structure, 



246. 

 Cheiranthus Cheiri (Wallflower). Hairs, 91. Young leaves and buds. 



Fresh, or in alcohol. 

 fJlielidonium majus (Celandine). Structure of vascular bundles ; latex 



system, 124. Stems. In alcohol. Spring and summer. Hardy 



herbaceous perennial. 

 Cherry. Substitute for plum (Primus domestica, q.v.). 



Laurel. See Cerasus Lauro-Cerasus. 

 Citrus vulgaris (Orange). Structure of fruit, 427. Fresh. All the year 



round. 



Cladonm rangiferina (Rein-deer Moss). Substitute for Anaptychia, q.v., 338. 

 Cladophora glomerata. Structure. 246. Fresh material ; or fixed and 



preserved. Spring and summer. 



Swarmspores, 293. For method of securing, set Text. 

 Club-moss. See Lycopodium. 

 Cluster-cup. See ^Ecidium or Paccinia. 



