Class
Family
Classification
Subordinate Taxa
Nomenclature
Scientific Name:
Rhamnus L., Sp. Pl. 193 (1753)
Vernacular Name(s):
Buckthorn
Description
Shrubs or small trees, mainly deciduous, often spiny; indumentum of simple hairs or 0. Winter buds with scales. Lvs with small, mostly caducous stipules, alternate or opposite, small to large, often with basal pair of veins more prominent. Fls small, in axillary racemes, cymose umbels or fascicles, usually unisexual (plants dioecious or monoecious), 4–(5)-merous. Calyx lobes triangular. Petals often folded to form a hood, shortly clawed, sometimes 0. Stamens ± included. Staminodes present in ♀ fls. Ovary 2–4-celled, free from disc; styles 2–4; stigmas small, simple. Fr. a drupe with 2–4, nutlet-like pyrenes. Seed furrowed; germination epigeal.
[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]
Biostatus
Exotic
| Category | Number |
|---|---|
| Exotic: Fully Naturalised | 1 |
| Total | 1 |
Bibliography
Linnaeus, C. 1753: Species Plantarum. Impensis Laurentii Salvii, Stockholm.
Mabberley, D.J. 2008: Mabberley's plant book, a portable dictionary of plants, their classification and uses. Edition 3. Cambridge University Press.
