At the same time there is often a change in colour in the flowers, which are red in bud, becoming blue as they expand, as in Myosotis, Echium, Symphytum and others.
A departure from the usual regular corolla occurs in Echium and a few allied genera, where it is oblique; in Lycopsis it is also bent.
- Viper's Bugloss (Echium vulgare), about 4 nat.
These four divisions taken in the order of their assumed priority of invasion or habitation are: (1) the "Neanderthal" type, which is found in the districts of the shats and the adjoining Matmata table-land in the south, and in the "Kroumir" country of the Echium sericeum, Vahl.
Echium maritimum, Willd.
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