Page 434 - bocconea_2007

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

* Asparagus aetnensis Tornab. in Atti Accad. Gioenia Sci. Nat. Catania ser. 2, 12: 345
(1856) [A. tenuifolius var. aetnensis Tornab., Fl. Aetnea 4: 115 (1892)]
Doubtful, perhaps to be included in A. officinalis o ?A. tenuifolius. – Cultivated ground, grass-
land in woods. – ?D: Catania, Belpasso, Nicolosi, Massannunziata (Tornabene 1892: 115). – NC.

* Asparagus sprengeri Regel, Trudy Imp. S.-Peterburgsk Bot. Sada 11: 302 (1890)
Urban habitat. – African species found Palermo (Tropea 1907). Naturalized?
RUSCACEAE

2639. Ruscus aculeatus L., Sp. Pl.: 1041 (1753)
Thermophilous Quercus woods. – Throughout the region. – C.

2640. Ruscus hypophyllum L., Sp. Pl.: 1041 (1753)
Broadleaf woods, particularly Quercus ilex woods. – South-Eastern Sicily according to Fl.
Europ. 5: 73 (1980). – R.

SMILACACEAE

2641. Smilax aspera L., Sp. Pl.: 1028 (1753) [S. mauritanica Desf.]
Evergreen scrubland, holm oak. – Throughout the region. – CC.

AGAVACEAE

2642. Agave americana L., Sp. Pl.: 323 (1753) [incl. Agave americana L. var. marginata
Trel.]
Uncultivated land, hedges, road edges, olive groves, both cultivated and spontaneous. –
Throughout the region. – C.

2643. Agave ferox C. Koch, Wochenschr. 3: 23 (1860)
Uncultivated land, hedges, road edges. – Spontaneous, but probably spread by vegetative prop-
agation. reported by Mazzola (1983). – R.

2644. Agave sisalana Perrine ex Engelm., Trans. Acad. Sc. St. Louis 3: 314 (1875)
Uncultivated land, hedges, road edges. – Spontaneous, but poorly riproducted; reported by
Mazzola (1983); M. Pellegrino (Raimondo ed. 1992). – R.

* Yucca aloifolia L., Sp. Pl.: 319 (1753)
Cultivated. – Ornamental species native to South-East of USA, found in Palermo (Di Martino &
Perrone 1962) on trees. Not spontaneous.
2645. Yucca gloriosa L., Sp. Pl.: 319 (1753)
Cultivated in gardens, naturalized in gardens and roadsides. – Native to North-America, natu-
ralized in Sicily (Viegi & Cela Renzoni 1981). – NC.
2646. Dracaena draco L., Syst. Veg. ed. 12, 2: 246 (1767)
Cliffs. – Cultivated in the coastal belt and naturalized near Taormina (Raimondo & Fici 1990). –
C.