13 



Table 1. Resin and rubber content of plants detsnnined b7 extraotlon with acetone for six hours and follomd Iqr extraction with 

 bensene for three hours - Continued. 



Scientific name 



Locality 



Date 

 collected 



Collector 



Lab. 

 No. 



Part 

 analyzed 



Acetone 



extract, 



% dry wt. 



Aseleplas Incamata L. forma albiflora Heller 



Aeclepias incamata L. var. pulchra (Ehrh) 

 Pers. 



Ottawa, Cht.(A2-4U-l6 



Ottawa, Oit. (42-478-2) 



Ottawa, Ctat. (42-414-23 



atawa, Ont. (42-41-55) 



Ottawa, Ont. 



Ottawa, Ont. (39-78-8-1; 



Ottawa, Ont. (41-31-125; 



Ottawa, 0nt.(Z-2-814) 



Ottawa, Ont. (42-9-97) 



30/9/42 



30/9/42 



30/9/42 



5A0/42 



5A0/42 



5AO/42 



5A0/42 



6AO/42 



6AO/42 



Ottawa, Ctat.(X-l62-l-i;| bflO/kZ 



Ottawa, Ont. (42-17-2) 6A0/42 



Ottawa, Ont. 7A0/42 



Lascalles, Que. 9/7/42 



Ottawa, Ont. (42-17-2) 



Ottawa, Ctot. (42-17-3) 



Ottawa, Ont. (41-88-2) 



Ottawa, Ont. (41-83- 



2-A2) 



Ottawa, Ont. (41-38-2) 



Ottawa, Ont. (42-9-96) 



Ottowa, cut. (42-17-3) 



Ottawa, 0nt.(42-474-U) 



Ottawa, Cht.(X-2-812-2) 



Ottawa, Ont. (41-88-2) 



19/8/43 

 19/8/43 

 20/3/43 

 25/9/43 



30/9/42 



5A0/42 



6AO/42 



19/8/43 

 16/9/43 



30/9/42 



M.N. Zinck 



M.N. Zinck 



H.N. Zinck 



M.H. Zinck 



H.N. Zinck 



H.H. Zinck 



M.N. Zinck 



M.N. Zinck 



M.N. Zinck 



M.N. Zinck 



H.N. Zinck 



H.N. Zinck 

 H. Qroh 



M.N. Zinck 

 H.N. Zinck 

 H.N. Zinck 

 M.N. Zinck 



M.N. Zinck 



H.N. Zinck 



H.N. Zinck 



H.N. Zinck 

 H.N. Zinck 



H.N. Zinck 



929 



928 



925 



924 



931 



930 



963 



962 



974 



973 



976 



975 



972 



971 



984 



983 

 1006 

 1005 



982 



981 

 1004 

 1003 

 1341 



201 



202 



1750 

 1746 

 1763 

 1901 



921 



920 



970 



969 



1008 



1007 



1749 



1836A 



1886B 



923 



leaves 



stems 



leaves 



stems 



leaves 



stems 



leaves 



stems 



leaves 



stems 



leaves 



stems 



leaves 



stems 



leaves 



stems 



leaves 



stems 



leaves 



stems 



leaves 



staDs 



pods 



leaves & 

 flowers 



stems & 

 roots 



leaves 



leaves 



leaves 



leaves 



leaves 



stems 



leaves 



stems 



leaves 



stems 



leaves 



leaves 



stems 



leaves 



13.2 



8.9 

 18.4 

 11.2 

 17.0 



9.4 

 16.5 



9.5 

 14.9 



8.0 

 17.7 



8.1 

 17.1 



8.5 

 17.1 



7.7 

 16.6 

 10.1 

 18.0 



8.0 

 16.9 

 10.0 



3.7 

 23.0 



19.3 



22.2 



17.9 

 16.8 

 18.9 



17.7 



7.3 



15.7 



8.4 



16.3 



3.8 



13.2 



13.4 



12.2 



16.0 



