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The flora of Zečevo (Hvar Archipelago, Croatia)

The islet of Zečevo belongs to Hvar Archipelago and it is situated two kilometres north-east of Vrboska on the island of Hvar. The area of islet is protected as a Significant landscape. During vegetation periods from 2006 to 2010 a total of 217 autochthonous vascular plant taxa were recorded. From those, 13 taxa were recorded for Hvar Archipelago for the fist time. Taxa were classified within 65 families and 161 genera. The most abundant families are legumes (Fabaceae 12.8%), daisies (Asteraceae s.l. 9.1%), grasses (Poaceae 8.3%) and mints (Lamiaceae 5.1%). According to the analysis of life forms the largest portion of therophytes (45.2%) and hemicryptophytes (21.7%) were found. Phytogeographical analysis reveals predominance of the Mediterranean floral element (63.2%), followed by widespread plants (12.8%) and Euro-Asian floral element (10.1%). Five endemics and five endangered species were recorded, among them three are vulnerable (VU): Ophrys bertolonii Moretti, O. sphegodes Mill., Salsola kali L. and two are endangered (EN): Glaucium flavum Crantz and Carex extensa Gooden. Three rare plant species of Croatian flora: Ophrys liburnica Devillers et Devillers-Tersch, Scaligeria cretica (Mill.) Boiss. and Narcissus serotinus L. were found.

Zečevo; islet of Hvar; flora; plant diversity; Croatia

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