Scientific Name:

Annual or perennial herbs, sometimes small shrubs, with vegetative organs and often floral parts ± succulent, often reproducing by offsets or rhizomes. Stems prostrate to erect, sometimes with bulbils formed on them.  Lvs opposite or alternate, usually simple, occasionally pinnate;  stipules 0.  Infl. usually variously cymose, often with many branches, sometimes paniculate;  bracts usually ± persistent, sometimes caducous;  fls actinomorphic, usually ☿, rarely unisexual (spp. dioecious), (3)–4–20–(32)-merous, often secund.  Sepals equal or unequal, free or connate, sometimes forming a tube.  Petals free or connate, occasionally forming a tube.  Stamens somewhat perigynous, as many as or twice as many as the petals, if twice petals then outer whorl antipetalous;  anthers 2-locular, dehiscing longitudinally.  Ovary superior;  carpels free, as many as petals, 1-locular;  ovules usually many, rarely few;  styles free, usually prominent.  Nectary scales usually present at base of carpels, sometimes 0.  Fr. usually a group of follicles, sometimes a capsule, membranous or coriaceous, often surrounded by the persistent corolla. Seeds very small;  endosperm usually present, sometimes 0.

[From:  Webb et al. (1988) Flora of New Zealand. Volume 4.]

Number of species and named hybrids in New Zealand within Crassulaceae
Indigenous (Endemic)7
Indigenous (Non-endemic)4
Exotic: Fully Naturalised29
Exotic: Casual33
Exotic: Presence uncertain1
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.