Secoiridoids and Hydroxycoumarins in Bulgarian Fraxinus Species

Oxford

1997

271-274

Sonderdruck

40003140

Keywords: Fraxinus omus; Fraxinus excelsior, Fraxinus oxycarpa; Fraxinus pallisiae; Oleaceae; secoiridoids;
hydroxycoumarins; chemotaxonomy.
Four Fraxinus L. species grow in Bulgaria: Fraxinus ornus L., Fraxinus excelsior L., Fraxinus oxycarpa Birb ex
Willd (=F. angustifolia Vahl. ssp. oxycarpa [Birb ex Willd] Franco et Rocha Afonso) and Fraxinus pallisiae
WUmott. Samples of F. ornus and F. excelsior bark and leaves were collected at the beginning of October 1994
in the region of Sofia. Samples of F. pallisiae and F. oxycarpa were collected at the end of September 1994 near
the town of Tzarevo. Voucher specimens have been deposited in the Herbarium of the Inst. of Botany, BAS,
Sofia.