Medicinal and aromatic plants – industrial profiles

L. lanata
Boiss
.
L. angustifolia
Mill
Similar to 
L. lanata
in general habit 60–70 cm tall with grey to silver-grey leaves. Flower spike
with purple flowers, bracts subtending the whorls narrowly rhombic (diamond) in shape, about
3
longer than broad. Flowers violet purple. Flowers mid-June to July.
Several hybrids of this parentage are in cultivation and make fine ornamental garden plants
that tend to be more robust in cultivation than 
L. lanata
. Cultivars include: ‘Richard Gray’ – to
60 cm with rounded flower spikes and ‘Sawyers’ – taller form to 70 cm with large conical flower
spikes, both of UK origin; ‘Silver Frost’ – to 50 cm with conical spikes raised in the United
States; ‘Joan Head’ – 60–70 cm with cylindrical spikes raised in New Zealand.
14
Tim Upson
Figure 2.7 L. latifolia
– France, Col de Ferrier nr. Grasse. View of flower spike showing linear bracts
and bracteoles. (See Color Plate II.)

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