Botany. 159 



group of plants, due to a curious reduction in the androesium and 

 the irregularity of the flower. In the Winter Gardens, Avery Hill, 

 three out of the four orders are represented : 



MUSACE& ; Musa paradisiaca, the Banana, and Strelitzia. 

 ZINZIBERACE^E : Hedychium. 



CANNACE^E : Canna indica, the most irregular fl. in exis- 

 tence, commonly cultivated in parks and gardens. 



ALLIANCE III. LILIIFLOR^E. 



N.O. 1. IRIDACEJE. 



(408) IRIS, L. (BEE FLOWERS). 



1471. I. foetidissima, L. 5 7, P. Rough banks and bushy places ; 



common on the chalk. 



a. Charlton Wood, 1763 ; wood between Eltham and 

 Chislehurst, 1793. 



1472. I. pseudacorus, L. 6 7, P. In wet places, but now rare in 



the district. 



1. In ths Ravensbourne, nr. Southend, but not seen there 



since '04 W.H.G. 



2. South Darenth, '05. W.H.G. 

 a. First record, 1629 : Erith. 



NOTE. The Blue or White Garden Flag is Iris germanica. The 

 Gladiolus (humble bee flowers) and the Crocus (butterfly flowers with 

 the tube more than half filled with nectar) are cultivated. 



N.O. 2. DIOSCOREACEM. 



1489. TAMUS communis, L. (BLACK BRIONY), 56, P. Hedges 

 and thickets ; very common on the chalk. A dioecious 

 climbing plant, hibernating by tubers ; the growing shoot 

 revolves once in 2 3 hours (Darwin). 



N.O. 3. AMARYLLIDACE&. 

 (413) NARCISSUS, L. 



