Class
Classification
Subordinate Taxa
Nomenclature
Scientific Name:
Rubiaceae
Synonymy:
- = Theligonaceae
Description
Trees, shrubs, climbers, less commonly herbs. Lvs simple, opposite, usually entire; stipules between petioles or between the petiole and axis, sometimes fused and sheathing, sometimes leaflike and forming a pseudo-whorl with the true lvs. Fls usually in bracteate cymes forming compound fascicles or panicles, sometimes solitary, ± actinomorphic, usually ☿, sometimes unisexual (plants dioecious), often heterostylous. Calyx tube adnate to ovary; lobes 4–5–(6), often appearing as distinct sepals, sometimes 0. Corolla ± tubular; lobes 4–5–(10), contorted, imbricate or valvate in bud. Stamens as many as corolla lobes, alternate with them, epipetalous. Ovary inferior, (1)–2-many-celled with axile, basal or apical placentation. Ovules 1-many in each cell; style simple; stigma capitate or lobed. Fr. usually a capsule, berry, or drupe, sometimes a schizocarp. Seed occasionally winged; endosperm copious.
[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]
Biostatus
| Category | Number |
|---|---|
| Indigenous (Endemic) | 60 |
| Indigenous (Non-endemic) | 5 |
| Exotic: Fully Naturalised | 10 |
| Exotic: Casual | 8 |
| Total | 83 |
Bibliography
Cronquist, A. 1988: The evolution and classification of flowering plants. The New York Botanic Gardens, New York.
Mabberley, D.J. 2008: Mabberley's plant book, a portable dictionary of plants, their classification and uses. Edition 3. Cambridge University Press.
