This
is essentially a French orchid although it occurs sparingly in the
neighbouring countries of Spain and Italy and perhaps as far north as
southern Germany. O. araneola is one of eleven members of
the O. incubacea group which are spread fairly widely around the western
Mediterranean reaching as far East as the former Yugoslavia.
It
can be fairly common in its favoured locations but is unaccountably
absent from large, seemingly suitable area's. Distribution is however poorly understood and
this is perhaps unsurprising given that its known range overlaps with
several similar species. Not least of the species with which it
may be confused is O. sphegodes
as this occurs throughout its range and can easily be mistaken for it,
particularly where the plants are smaller than
normal.
Generally
however, O. araneola is a smaller flower with a lip that
appears disproportionate in scale to the stigmatic
cavity and sepals. (Picture 4 gives a good sense of this).
Despite the size of the flowers the plant itself can be
relatively tall and sturdy, growing up to 45cms with as many as 15
flowers.
A good area to seek this orchid out is the
Vercors of southern France where it's at its most frequent
and where it does not occur with many similar Ophrys and this therefore allows identification to be made with some confidence. The extremely similar O virescens can easily be confused with this species but it is only
very occasionally found in the far south of the region.
All the
photograph's here were taken in late May in the Vercors National Park, around Plan- de- Baix.
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