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Bocconea 20 — 2007 43

* Maclura pomifera (Raf.) C. K. Schneid., Illustr. Handb. Laubholzk. 1: 800 (1906) [Bas.
Toxylon pomiferum Raf. in Amer. Monthly Mag. Crit. Rev. 2: 118 (1817)]
Cultivated for windbreaks. – Rarely subspontaneous (Raimondo & al. 2005). – NC.
117. Ficus carica L., Sp. Pl.: 1059 (1753) [incl. Ficus caprifica Risso, Fl. Nice: 434
(1844)]
Several cvs exist – Shady cliffs, walls. – Everywhere, preferably in rocky environments. – CC.

118. Ficus microcarpa L. fil., Suppl. Pl.: 442 (1782) [incl. Ficus retusa L. e F. nitida
Thunb.]
Urban areas. – Australian-Malaysian naturalized in Northern and Western Sicily (Schicchi
1999). – R.
119. Ficus watkinsiana F. M. Bailey in Dept. Agric. Brisbane Bot. Bull. 2: 18 (1891)
Urban areas. – East-Australian naturalized in Palermo (Schicchi & Mazzola 2003). – R.
** Ficus macrophylla subsp. columnaris (C. Moore) P. S. Greene in G. Arnold Arbor.
67(1): 112 (1986) [Syn. Ficus magnolioides Borzì ]
Cultivated as ornamental. – In historic gardens along the coast of Sicily. – R.

** Ficus elastica Roxb., Hort. Bengal.: 65 (1814)
Cultivated as ornamental. – Common in gardens and parks along the coast.

** Ficus australis Willd., Sp. Pl. 4(2): 1138 (1806)
Exotic cultivated as ornamental. – Since some years it is often used as street tree. – R.

CANNABACEAE

* Humulus lupulus L., Sp. Pl.: 1028 (1753)
Wet woods, hedges. – Occurring only in some wet habitat. Palermo presso i Porrazzi (Tineo),
Ficarazzi, Mistretta ai Romei (Gussone 1845); Alcamo (Ponzo 1903); Palermo al Piano di
Gregoli (Lojacono 1904). We have not find it near Mistretta, the other localities should be
checked as well. – RR.

* Cannabis sativa L., Sp. Pl.: 1027 (1753)
Cultivated for fibres. – Once widely cultivated (Nicotra 1878). Found occasional and ephemeral
in restricted areas. Messina (Castiglia & al. 1977); Misilmeri all’Eleuterio in C.da Palmerino
(Romano 2004).

URTICACEAE
120. Urtica dioica L., Sp. Pl.: 984 (1753) [incl. U. sicula Gasparr. ex Guss.; U. hispida
DC.]
Nitrophilous in wasted lands and rubbish heaps. Also in wood clearings and riverbeds. –
Occurring above all in the high hill and on the mountains. – C.

121. Urtica rupestris Guss., Cat. Pl. Boccad. 1821: 83 (1821)
ES – Shady limestone cliffs. – Relict of the Tertiary period under a moister and hotter climate
than today’s. – Avola Cava dell’Amico (Bianca) (Gussone 1845: 878); Pantani Capo Passero
(Lopriore 1900); Siracusa scendendo dal Belvedere a oriente verso il mare, Sortino V.ne della