Class
Order
Family
Annual or perennial herbs, initially taprooted and often rooting at nodes. Lvs simple, entire to 1–2-pinnatisect, opposite or alternate. Capitula terminal, pedunculate; involucral bracts in (1)–2–3 rows, with membranous margins. Receptacle flat to hemispheric; scales 0. Outer florets ♀, in < 1 or 1-several rows; corolla much reduced or 0. Inner florets usually ☿, rarely ♂; corolla tubular or flattened, some outer florets rarely appearing ligulate. Achenes dimorphic: those of ♀ florets broadly winged; those of ☿ florets ribbed; pappus 0.
[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]
Category | Number |
---|---|
Indigenous (Non-endemic) | 2 |
Exotic: Casual | 3 |
Total | 5 |