S. apulica
was first recognized in 1989 and named after Puglia the region of south
eastern Italy from where it was originally described. Whilst many authors agree that this is a species in its own right, the Italian group for research on wild orchids (GIROS) regard the plant as a subspecies of S. orientalis similar to S. siciliensis, but with a significantly longer hypochile and a larger flower overall.
The species has a very narrow range which is limited to the coastal regions
and hinterland of Puglia, from the Gargano peninsula to the south
eastern tip of Italy around Lecce. It can be relatively abundant in
its favoured stations and as with most of its genus, can
form intermediate populations with neighbouring
species such as S. cordigera, S. orientalis v siciliensis and S. vomeracea.
Interestingly S. apulica has also been discovered to hybridize outside its genus and there are documented examples of crosses with Anacamptis morio and also with a further and as yet unidentified member of the Anacamptis Genus.
Even
where a population is considered to be free of genetic interference, it
is a highly variable species which can be difficult to identify with
confidence. Typical characteristics are the wide hypochile and
the bract like
leaves which clasp the stem, often
reaching well beyond the lower
parts of
the inflorescence. This feature is
clearly visible in pictures 5 and 6, as is the range of colour
variation.
S. apulica
is an early flowerering species which can appear as early as March but
with April being more usual.
The pictures here are from Mount Gargano and surrounding area's
of Puglia.
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