34 CIKCUMNUTAT1ON OF SEEDLINGS. CHAP. I. 



narrow leaf, is shown during 24 h., in Fig. 24. No glass filament 

 was employed, but a mark was placed beneath the apex of the 

 leaf. The actual length of the longer of the two ellipses de- 

 scribed by the stem was about 14 of an inch. On the previous 

 day the chief line of movement was nearly at right angles to 

 that shown in the present figure, and it was more simple. 



Cassia, tora* (Leguminosse). A seedling was placed before a 



Cassia tora : conjoint circumnutation of cotyledons and hypocotyl, traced 

 on vertical glass, from 7.10 A.M. Sept. 25th to 7.30 A.M. 26th. Figure 

 here given reduced to one-half of original scale. 



* Seeds of tl.is plant, which flourish or flower well with us; 



grew near the sea-sido, were sent they were sent to Kew, and were 



to us by Fritz Miiller from S. pronounced not to be distinguish- 



Erazil. The seedlings did not able from C. tora. 



