436 
BOTANICAL GAZETTE 
[DECEMBER 
mutability, two, mut. angustifolia and mut. latifolia, have been 
carried into an F, generation from parent plants derived from both 
sources. 
A third non-characteristic mutation, mut. gigas, has 
appeared in Lexington E and also, apparently, in the other strains, 
4.—Progeny of Lexington E-5, pan 
ie 8 (part of culture 4; see table II); the 
pan contains 49 plants, which were classified (most of them at maturity) as follows: 
Row} I 2 3 4 5 6 
| ; ; 
I...| typica | setacea setacea typica ypica | setacea 
2...| setacea | albicans | typica | setac formosa] setacea 
3...| typica | setacea | typica | rev volta (p (no. 203;| setacea | typica 
| see g. 8 
4...| setacea typica | setacea typica typica | setacea 
§.--| Setacea | typica | setacea | typica setacea — (no. 195; 
| | | +40 
6...| setacea | setacea | setacea | setacea setacea | setacea 
7...| setacea | revoluta | setacea | setacea setacea | setacea 
i 
| 
| 
setacea 
setacea 
revoluta (no, 202; 
see fig. 8) 
setacea 
ra a 
setacea 
setacea 
