1
Beta vulgaris (Polygoneae).- Alargenumber of seedlings were observed on three occasions.
2
The hypocotyls of Beta vulgaris are highly sensitive to apogeotropism.
3
Two instances of this were observed with the hypocotyls of Beta vulgaris, one of which is shown in Fig.
4
Beta vulgaris (Chenopodiaceae).-Highlyself-fertile
5
Beta vulgaris: circumnutation of hypocotyl, deflected by the light being slightly lateral, traced on a horizontal glass from 8.30 A.M. to 5.30 P.M.