whitethorn
nounEtymology From white + thorn.
1
Crataegus monogyna, a hawthorn species native to Europe, northwest Africa and western Asia.
2
Bursaria spinosa, a small Australian shrub.
3
Vachellia constricta, formerly Acacia constricta, whitethorn acacia, a shrub in the family Fabaceae.
4
Senegalia polyacantha, of India
5
Ceanothus leucodermis, chaparral whitethorn, a shrub in the family Rhamnaceae.