Fig. 687: a-g, Gratiola brevifolia: a and b, two plants showing variation in habit, 

 ^ 4-1'/ '^V ^^^m' ^ Vr' '^ ^"'^ ^' ^^"^ corollas in different stages of growth, split open, 

 X 2J|,; f, pistil X 21,1-; g, seed, x 10. h-m, Gratiola pilosa: h, habit, x i/>; i, flower, 



"" ,n-V6 ^1??"^' 'P''^ ''P^"' "" ^'-' ^' P''*''' ^ 21/1-; 1, fruit split open, x 21/2; m, seed, 



X lU. (V. r .) , 



