JULY, 1906, TO DECEMBER, 1907. 99 



20521 to 20795— Continued. 



20524. Trifolium peatense. Red clover. 



From Lapland, Sweden. "(No. 4.) Native red clover from Pajala ; 

 1906 seed." (Hansen.) 



20525. Trifolium pratense. Red clover. 



From Lapland, Sweden. "(No. 5.) Seed collected by the experiment 

 station at Lulea from an early, wild red clover in 1906." (Hansen.) 



20526. Trifolium pratense. Red clover. 



From Lulea, Sweden. "(No. 6.) Wild red clover found in the vicinity 

 of the experiment station in Lulea. Seed from a different place from 

 that of No. 3 (S. P. I. No. 20523)." (Hansen.) 



20527. Trifolium pratense. Red clover. 



From Lulea, Sweden. "(No. 7.) Seed collected in 1906 by the experi- 

 ment station at Lulea from a single plant of the early wild red clover of 

 that vicinity." (Hansen.) 



20528. Trifolium pratense. Red clover. 



From Lulea, Lapland, Sweden. "(No. 8.) This sample is from seed 

 of a single plant selected by the experiment station at Lulea in 1906. 

 The original seed was secured at Pajala, Lapland, in 1901. The extreme 

 northern limit of the wild red clover in Lapland appears to be Kare- 

 suando, about 68° 15' N. lat., so that the present sample is from about 

 75 miles south of the extreme northern limit." (Hansen.) 



20529. Trifolium pratense. Red clover. 



From Lapland, Sweden. "(No. 9.) Wild red clover from Kalie, about 

 62 miles north of Lulea." (Hansen.) 



20530. Trifolium pratense. Red clover. 



From Lapland, Sweden. "(No. 10.) Sample of the late-flowering 

 form of the Swedish red clover. Originally from southern Sweden, but the 

 present sample is 1906 seed and the result of thirteen years of natural 

 selection at Lulea." (Hansen.) 



20531. Trifolium pratense. Red clover. 



From Lapland, Sweden. "(No. 11.) Seed collected in 1906 from a 

 single plant of the local native red clover by the experiment station at 

 Lulea." (Hansen.) 



20532. Trifolium pratense. Red clover. 



From Lapland, Sweden. "(No. 12.) Sample of the wild red clover 

 from Pajala ; 1906 seed from the experiment station at Lulea." (Hansen.) 



20533. Trifolium pratense. Red clover. 



From Bodoe, Norway. "(No. 13.) The wild red clover from Bodoe, 

 latitude 67°. This is north of the Arctic Circle." (Hansen.) 



20534. Trifolium repens. White clover. 



From Lapland, Sweden. "(No. 14.) Seed gathered in 1906 by the 

 experiment station at Lulea. from the native white clover of that vicinity." 

 (Hansen.) 



20535. Trifolium htbridum. Alsike clover. 



From Lapland, Sweden. "(No. 15.) Seed gathered in 1906 by the 

 experiment station at Lulea from a single plant of the native alsike clover 

 of- that vicinity." (Hansen.) 



20536. Trifolium repens. White clover. 



From Lapland, Sweden. "(No. 16.) Seed of the wild white clover 

 gathered in 1906 about 20 miles north of Haparanda." (Hansen.) 

 132 



