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44 Giardina & al.: A catalogue of plants growing in Sicily

Preola (Lojacono 1904); Cava Monstringiano sui Climiti, Cava Grande del Calcinara, Valle
dell’Anapo (Brullo & al. 1993 a); Militello Val di Noto nel V.ne del Carcarone (Gasparrini PAV,
Gussone NAP, Maffei, Schimmenti & Certa PI), Avola (Bianca PI), Avola Cava dell’Amico (E.
& A. Huet du Pavillon FI, RO), V.ne Caradonna di Canicattini Bagni, s.l. (FI) (specimens cited
in Corsi & al. 1999); SE Sicily: Cava of Cugno Sciurata!, NE M. Climiti! – R.
122. Urtica urens L., Sp. Pl.: 984 (1753)
In disturbed habitat, nitrophilous and often urophilous species. – Everywhere in the region. – C.

* Urtica sicula Gasparr. ex Guss., Fl. Sicul. Syn. 2 (1): 580 (1844)
Palermo al Parco, Polizzi all’Acqua della Pietà (Gasparrini) (Gussone 1845). According to Corsi
& al. (1999) it is no distinct from Urtica dioica. U sicula is a synonym of U. dioica.
123. Urtica membranacea Poir. in Lam., Encycl. Méth. Bot. 4: 638 (1798) [U. dubia
Forssk.; U. neglecta Guss.]
Ruins and nitrophilous habitat. – Everywhere in Sicily. – CC.

124. Urtica pilulifera L., Sp. Pl.: 983 (1753) [U. balearica L. (1759)]
Ruins and nitrophilous habitat. – Everywhere in Sicily, including the Trapani area Raimondo &
Schicchi (1998). – CC.

125. Parietaria officinalis L., Sp. Pl.: 1052 (1753)
Cliffs, walls and debris. – Previously confused with P. diffusa. Excluded from Sicily by Raffaelli
(1977) But recently reported by Cuddia Gelfizer (18.06.02 Giardina & Rossello herb. Giardina
PAL) the records from Pantelleria; Alicudi (Di Benedetto 1973); Etna colata 1381 (Poli & Grillo
1972); Pantelleria: comune (Sommier 1922) to be verified. – R.
126. Parietaria judaica L., Fl. Palaest.: 32 (1756) [Parietaria diffusa Mert. & W. D. J.
Koch in Röhl., Deutschl. Fl. ed. 3, 1: 827 (1823); ?incl. P. lorifolia Lojac. (1904)]
Cliffs, walls and debris. – Everywhere, ruderal. – CC.

127. Parietaria mauritanica Durieu in Duch., Rev. Bot. 2: 427 (1847)
Cliffs and walls. – Ustica (Messina) (Lojacono 1904); Palermo, 1896, H. Ross (PRC), -Palermo,
Mar 1901, H. Ross (PRC) (Chrtek 1973); Presso Palermo (Ross) (FI) e ad Ustica (Messina)
(PAL) (Raffaelli 1977). – RR.
128. Parietaria lusitanica L., Sp. Pl.: 1052 (1753) [incl. “P. filiformis” sensu Guss. non
Ten.]
Rocks, wet and shady walls. – Everywhere and in the smaller islands. Ustica (Gussone 1845: sub
P. filiformis); Palermo (Alexander) (Gussone 1845: 881, sub P. filiformis). – CC.

129. Parietaria cretica L., Sp. Pl.: 1052 (1753)
Walls and volcanic cliffs. – Levanzo, Favignana, Maretimo, Pantelleria, Lampedusa, Linosa, “et
forsan in Sicilia” (Gussone 1845); Pantano Catania e Simeto fino a Paternò (Lopriore 1900);
Pantelleria (Ross 1906); M. Catalfano, Castelbuono al Roccazzo, Nebrodi, Termini, Militello,
Catania (Lojacono 1904); Levanzo: Capo Grosso, Punta Genovese, Pietre Varate (Di Martino &
Trapani 1968); Linosa, Pantelleria, Palermo, Mondello!. – R.