LEGUMINOS^ 395 



sparingly naturalised in fields and waste places in both islands. (Fl., 

 Dec. to Jan.) 



Melilotus arvensis, Wallr. Field Melilot 



First recorded by Hooker in 1864. Now occurs commonly in 

 waste places and on roadsides throughout New Zealand. Cockayne 

 says it is extremely common in sand-dunes in many parts of the 

 North Island. (Fl., Dec. to Feb.) 



Melilotus alba, Desr. White Melilot 



First recorded in 1871 by Armstrong as M. leucantha in plants 

 naturalised in Canterbury. Reported from Napier by Kirk and Cheese- 

 man; and from the Canterbury Plains by W. W. Smith. (FL, Jan. 

 to March.) 



Trifolium subterraneum, Linn. 



Reported by Cheeseman in 1906 as occurring in the Auckland 

 district, and increasing rapidly. I found it common in the Whangarei 

 district in 191 6. 



Trifolium arvense, Linn. Hare's-foot Trefoil 

 First recorded in 1879 froni Canterbury by Armstrong. Cheese- 

 man in 1882 says it was observed in a field at Otahuhu in 1876, but 

 has not been seen since. In the Manual (1906) he reports it as found 

 on roadsides and in waste places in both islands, and increasing, 

 especially in light soils. (Fl., Jan. to March.) 



In Europe the flowers are visited by Bombus lapidarius. 



Trifolium incarnatum, Linn. Crimson Clover 

 First recorded in 1877 from Porirua by H. B. Kirk; then in 1883 

 by Cheeseman as occurring occasionally in pastures, especially in the 

 Waikato. It is found in pastures in both islands, but not commonly. 

 In the Journal of the Department of Agriculture for 19 10 it is said 

 to be largely used for ploughing into the ground for green manuring. 

 (FL, Dec. to Feb.) 



Trifolium ochroleucum, Linn. Sulphur Clover 

 First recorded in 1879 by Armstrong from Canterbury ; and stated 

 by Smith to occur about Ashburton in 1903. 



Trifolium pratense, Linn. Red Clover 

 No doubt an early introduction into New Zealand, but first re- 

 corded by Hooker in 1864. It is a most abundant plant in all parts 

 of New Zealand to-day, but before 1885 when humble-bees were 



