Botany. 79 



N.O. 5. LEGUMINOS^E. The 2nd largest group of ft. pis. 

 Root tubercles on most specimens. 



SUB-ORDER 1. MIMOSOIDE^E. Foreign. 



Acacia, L. (Wattles). 



Mimosa, L. M. PUDICA is the sensitive pi. cultivated in green- 

 houses (Chelsea Physic Gardens). 



SUB-ORDER 2. C^ESALPINIOIDEdS. Foreign. 



SUB-ORDER 3. PAPILIONAT>E (PAPILIONACE^, B. & H.). 

 As a body bee-fls., some lepidotera fis. 



(93) GENISTA, L. Pollen fls. ; bees alone capable of explod- 



ing the fl. 



333. G. anglica, L. 5 6, Shrub. Moist peaty heaths ; local. 



1. Hayes and Keston Commons, '06. W.H.G., Sc., etc. 



2. Dartford Heath. 



335. G. tinctoria, L. 7 9, Shrub. Pastures and thickets, usually 



on clay ; rather frequent. 



1. PI. in places on E. bank of the Ravensbourne^Valley 



from the "Salt Box" to Biggin Hill, Cudham ; 



also in valleys in the chalk near Down, '06. W.H.G. 

 a. Once abundant between Bromley and Pickhurst. 



Spooner. 



(94) ULEX, L. (FURZE, WHIN or GORSE). Pollen fls. ; bees 



alone capable of exploding the fl. Young seedlings 

 possess trifoliate leaves. 



336. U. europseus, L. 2 6, and again in autumn, Shrub. Heaths 



and commons ; locally abundant. 



338. U. nanus, Forst. 710, Heaths ; local. 



1. Abundant on Hayes and Keston Commons, '06. The 

 flowering period is about intermediate betw. the 

 two of U. EUROPCEUS, W.H.G. 



339. SAROTHAMNUS seoparius, Wimm. (CYTISUS SCOPARIUS, 



Link. ; S. VULGARIS, Wimm)., BROOM, 5 6, Shrub. Dry 

 hills and heaths ; frequent. 



(96) ONONIS, L. No honey ; pollen extruded by the piston 

 mechanism. The confusion between the two species 

 makes the records unreliable. 



340. 0. repens, L. (under ARVENSIS, B. ; under SPINOSA, H.), 



REST-HARROW 6 9, P. Barren sandy places ; common. 



