Subordinate Taxa
Scientific Name:

Prostrate or scandent herbs with ± succulent stems and watery sap.  Lvs usually alternate, sometimes opposite below, peltate or palmately lobed or compound, exstipulate;  petiole coiling in climbing spp.  Fls axillary, usually solitary, ☿, strongly zygomorphic.  Calyx generally petaloid; sepals 5, free, the dorsal one produced as a spur.  Petals usually 5, rarely fewer, imbricate, clawed, the upper 2 differently shaped, usually smaller. Stamens 8, free, declinate, unequal.  Ovary superior, 3-celled, each cell with 1 ovule;  placentation axile;  style 1;  stigmas 3.  Fr. of 3, indehiscent, 1-seeded carpels eventually separate from central axis, very rarely winged, rarely baccate.  Seed non-endospermic.

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

Number of species in New Zealand within Tropaeolaceae
Exotic: Fully Naturalised3
Exotic: Casual1
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.