284 



BARBERRY 



shrub, with tufted leaves, and homogamous flowers with 

 the honey partly exposed. 



Racemes 4 6 cm. long, with about 15 20 or more 

 flowers on short (6 12mm.) pedicels. Flowers about 

 10 mm. in diameter. Floral formula K 3 + 3, (73 + 3, 

 A 3 + 3, 6r 1, the inner 6 perianth-leaves are termed 

 honey-leaves and not petals by some authors. All imbri- 

 cate. The 6 free stamens are irritable and the anthers 

 open by valves at the base. Ovary of one carpel, 

 1 -chambered, with few ovules ; stigma broad, sub-peltate, 

 sessile. The two inner whorls of perianth-leaves (petals) 



H-QUNTHEfJlk 



Fig. 105. Barberry, Berberis vulgaris. 1, flowering shoot; 2, flower 

 in vertical section, enlarged; 3, a petal; 4 and 5, a stamen; 6, fruit, 

 p. 283 (Wo). 



have honey-glands at the base. Entomophilous. (See 

 p. 56.) Flowers sub-globoid, almost bell-shaped, yellow, 

 glands deeper orange in colour. Stigma green, odour 

 curious. The outer row of perianth-leaves (sepals) are 

 subtended by two or three minute bractlets. 



