International Checklist of Cultivated Ilex. P. 1 Ilex opaca.
Eisenbeiss, G.K.
International Checklist of Cultivated Ilex. P. 1 Ilex opaca. - 1973. - s. VII, 85 ; 24 cm. - National Arboretum Contribution - US Department of Agriculture No. 3 . = Natl. Arbor. Contrib.
International Checklist of Cultivated Ilex. P. 1 Ilex opaca. - 1973. - s. VII, 85 ; 24 cm. - National Arboretum Contribution - US Department of Agriculture No. 3 . = Natl. Arbor. Contrib.