69 
11. Variation in Croton Scoulert from three islands of the Galapagos. 1. var. 
brevifolius (Tower Is.). 2. var. genuinus; b. seed, c. pistillate flower (Indefatigable Is.). 
3. var. albescens (Charles Is.). 4. Macraet; b. staminate flower, c. stamen (In- 
defatigable Is.). 5. var. grandifolius (Indefatigable Is.). From Amer. Jour. Bot. 22°. 
b. 1935. 
Var. 
