30 TWINING PLANTS. Cuar. I. 
(DicoTyLepons, continued.) 
Adhadota cydonefolia (Acanthacez) follows the sun. A young 
shoot made a semicircle in 24 hrs.; subsequently it made a 
circle in between 40 hrs. and 48 hrs. Another shoot, however, 
made a circle in 26 hrs. 30 m. 
Mikania scandens (Composite) moves against the sun. 
HK M 
March 14, 1st circle was made in 3 10 
” 15, 2nd ” » ” 3 0 
” : 16, 8rd a” - ” 3 0 
” 17, 4th ” a) ” 3 33 
April 7, 5th ,, 55 5 2 50 
This circle was made 
fter a copious water- 
th . @ See 8 P 
me aa % ing with cold water at 
47° Fahr. 
Combretum argentewm (Combretaceze) moves against the sun. 
Kept in hothouse. 
HR M 
Early in morning, when 
Jan. 24, 1st circle was made in 2 | the temperature of the . 
house had fallen a little. 
» 24,2 circles each at an 
average of. . t 2 20 
» 20, 4th circle was made in 2 25 
Combretum purpureum revolves not quite so quickly as C. 
argenteum. . 
Loasa aurantiaca (Loasacee). Revolutions variable in the'r 
course: a plant which moved against the sun. 
HR M. 
June 20, Ist circle was made in . 2 387 
» 20,2nd_ ,, 3 35 se « 218 
”? 20, 3rd ” Bs 3D 7. ° 7” 4 0 
» 21, 4th ,, 5 s 2 35 
” 22, 5th ery ” »” . . . 3 26 
”? 23, 6th a” » ” . . e 3 5 
