Malva subovata (DC.) Molero & J. M. Monts. subsp. bicolor (Rouy) Iamonico (2010: 313)

Iamonico, Duilio, 2016, Nomenclatural notes and morphological observations on Malva subovata s. l. (Malvaceae), Phytotaxa 275 (1), pp. 23-34 : 30-32

Malva subovata (DC.) Molero & J. M. Monts. subsp. bicolor (Rouy) Iamonico (2010: 313)

Basionym: Lavatera bicolor Rouy (1897b: 86) ≡ Lavatera maritima Gouan subp. bicolor (Rouy) Rouy (1897a: 46) ≡ Lavatera maritima Gouan var. bicolor (Rouy) Fiori & Paoletti (1901: 265) ≡ Malva wigandii (Alef.) Ray f. bicolor (Rouy) B.Bock (2012: 276) , nom. illeg. ≡ Malva africana (Cav.) Soldano, Banfi & Galasso (in Banfi et al. 2005: 229) subsp. bicolor (Rouy) Soldano, Banfi & Galasso (in Banfi et al. 2005: 230), nom. illeg.

Holotype:— FRANCE, Alpes-Maritimes , Pont-Saint-Louis près Menton, May 1879, De Coincy s.n. ( LY!).

Description:—The subsp. bicolor differs from the autonymic subspecies in having 2–3 flower per node (upper nodes), and the carpophore truncate-flattened.

Chromosome number:—Unknown.

Ecology:—The subspecies grows on calcareous cliffs along the coast at altitudes between 0 and 50 m. Flowering time is from April to June.

Distribution: South-eastern France (Alpes-Maritimes department, around Menton locality) to North-western Italy (Imperia province, from western border to Ventimiglia). It can be considered an endemic taxon for Europe.

Other Specimens Examined: — FRANCE. Provence-Alpes-Côte d’Azur: Alpes-Maritimes, Menton aut Garavan , 16 June 1981, Jolinon s.n. (P-06737469) ; ibid. (P) ; Alpes-Maritimes, Menton, pied de la barre calcaire jurassique de la Giraude , 150 m a.s.l., 39 April 1971, Raynal & Weill s.n. (P-06608100) ; Alpes-Maritimes, Menton , roches maritimes a pie de Garavan, 31 December 1882, Gandoger s.n. (P-06729961) ; Alpes-Maritimes, rochers au Pont St Louis près Menton , 2 May 1861, Bourgeau s.n. (P-06611396) ; ibid. s.n. (P-067729957) ; Alpes-Maritimes, Menton a la frontiére, 29 March 1920, Hibon s.n. (P-06611398) .— ITALY. Liguria: Imperia, Capo di Noli , 1858, Gentili s.n. ( FI) ; Imperia, Liguria occid., Ventimiglia , in rupi di Roverino, May–June 1859, Panizzi s.n. ( FI) ; Imperia, Capoli di Noli , May 1869, Pedicino s.n. ( RO) ; Imperia, Capo di Noli , April 1871 Berti s. n. ( FI) ; Imperia, sulle rupi del Capo di Noli , 10 June 1894, Mezzana s.n. ( FI) ; Imperia, sulle rupi del Capo di Noli a Finalpia , 22 March 1896, Mezzana s.n. ( FI) ; Imperia, rupi del Capo di Noli , 01 June 1900, Mezzana s.n. ( FI) ; Imperia, Liguria occid., 22 June 1906, Pellanti s.n. ( FI) ; Imperia, Liguria occid., Ventimiglia , in rupestribus supra pagum Roverinum , solo calcareo (conglomerato), 100 m a.s.l., 01 April 1910, Bicknell et Pollini s.n. ( FI) ; ibid. ( FI) ; Imperia, Liguria occid., Varigotti , margine della strada, 07 June 1923, Gresino s.n. ( FI) ; Imperia, Varigotti, ad viam prope Capo Noli , 11 Maj 1911, Gresino s. n. ( FI) ; Imperia, Liguria occid., Varigotti , margine della strada, 07 June 1923, Gresino s.n. ( FI) ; Imperia, Liguria occid., Ventimiglia , in rupi di Loreto, sine die, Panizzi s.n. ( FI) .