On the identity of Thymus humifusus var. aureopunctatus (Lamiaceae) and taxonomic notes on the Th. richardii complex Author Saez, Llorenc Systematics and Evolution of Vascular Plants (UAB) - Associated Unit to CSIC, Departament de Biologia Animal, Biologia Vegetal i Ecologia, Facultat de Biociencies, Universitat Autonoma de Barcelona, 08193 Bellaterra, Spain Author Bogunic, Faruk University of Sarajevo, Faculty of Forestry, Zagrebacka 20, 71 000 Sarajevo, Bosnia and Herzegovina Author Cambria, Salvatore Department of Biological, Geological and Environmental Sciences, University of Catania, Via A. Longo 19, 95125 Catania, Italy Author Riera, Jesus Jardin Botanico. Universidad de Valencia. C / Quart, 80. 46008 Valencia, Spain Author Bogdanovic, Sandro https://orcid.org/0000-0002-1952-6059 University of Zagreb, Faculty of Agriculture, Department of Agricultural Botany, Svetosimunska 25, 10000 Zagreb, Croatia & Centre of Excellence for Biodiversity and Molecular Plant Breeding, Svetosimunska 25, 10000 Zagreb, Croatia sbogdanovic@agr.hr text PhytoKeys 2021 2021-12-09 186 139 158 http://dx.doi.org/10.3897/phytokeys.186.75412 journal article http://dx.doi.org/10.3897/phytokeys.186.75412 1314-2003-186-139 70DC0EB03FF3548ABBF5113F5E1EB62B 4. Thymus richardii subsp. nitidus (Guss.) Jalas, Bot. J. Linn. Soc. 64: 264. 1971 Thymus nitidus ≡ Thymus nitidus Guss., Fl. Sicul. Syn. 2(1): 97. 1844; Thymus serpyllum nitidus ≡ Th. serpyllum var. nitidus (Guss.) Beg . in Fiori & Beguinot , Fl. Italia 3: 66. 1903. - Th. sensu lucidus Guss., Fl. Sicul. Prodr., Suppl.: 198. 1843 Type . Marettimo, 10 May 1829 , Herb. Gussone Sicilia s.c ., bottom-right specimen ( Lectotype : NAP-Gussone!, designated by Bartolucci et al. 2013 : 1310). Description. Stems up to 25 cm long, procumbent or suberect. Leaf blade up to 10 x 4.5 mm, elliptical, entire. Inflorescence 8-30 mm long, subcapitate to oblong; bracts up to 7 x 4 mm, similar to leaves, entire, glabrous to hairy at margin and midrib (eglandular hairs up to 0.4 mm long, mixed with stipitate glandular hairs). Calyx 4.5-6.3 mm long, densely covered by stipitate glandular hairs and sparse eglandular hairs up to 0.5 mm long; calyx tube 1.9-2.5 mm long, with eglandular hairs up to 0.5 mm long on the ventral surface; central tooth of upper lip 0.8-1.5 mm long, lower teeth 2-3 mm long, with pectinate hairs up to 0.5 mm long. Corolla 6.5-9.5 mm long, pale rose. Chromosome number. 2 n = 28 ( Morales 1997 ) Distribution. Endemic to Island of Marettimo, Sicily (Italy). Habitat. Limestone rocky places, 10-600 m a.s.l. Specimens examined. Italy . Sicily , Marettimo, sine leg . (PAL); Isola di Marettimo , rupi di P. Anzine , 21 July 2007 , Scuderi (VAL 184304) .