and cross section of stem in
Hypericum tetrapterum,
H. maculatum,
and H. perforatum
(all S Sk).
for Flora Nordica 6
by Monica Osterkamp.
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Sepals in bud and cross section of stem in Hypericum tetrapterum, H. maculatum, and H. perforatum (all S Sk). |
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| Plate of Hypericum for Flora Nordica 6 by Monica Osterkamp. |