Classification
 Nomenclature
Scientific Name:
Cytisus spinosus (L.) Lam. (1779)
 Description

Shrub up to 3 m high; twigs sparsely to moderately clothed in appressed hairs when young, becoming ± glabrous, furrowed; spines stout, simple, scattered, 10–40 mm long. Lvs glabrous above, sericeous below, petiolate, usually 3-foliolate; leaflets obovate, cuneate, mucronate or obtuse, 4–10–(12) mm long; petiolules ± equal. Fls mostly solitary, axillary, sometimes few in fascicles; pedicels 4–8 mm long; bracteoles subtending calyx usually 3-fid. Calyx remnant sparsely to moderately clothed in appressed hairs. Corolla yellow, 10–15 mm long. Pod usually glabrous or sometimes sparsely hairy along suture, narrowly oblong, 3–8-seeded, 30–40 mm long; sutures somewhat thickened and sometimes winged; seeds yellowish brown, smooth, flattened.

[From: Webb et al. (1988) Flora of New Zealand. Volume 4. as Calicotome spinosa (L.) Link]

 Biostatus
Exotic
 Phenology

Flowering: Aug.–Feb.

 Bibliography
Cristofolini, G.; Troia, A. 2006: A reassessment of the sections of the genus Cytisus Desf. Taxon 55(3): 733–746.
Legume Phylogeny Working Group (LPWG), Andrella, G. C., Atahuachi Burgos, M., Bagnatori Sartori, Â. L., Balan, A., Bandyopadhyay, S., Barbosa Pinto, R., Barrett, R., Boatwright, J. S., Borges, L. M., Bortoluzzi, R., Broich, S. L., Brullo, S., Bruneau, A., Cardinal-McTeague, W., Cardoso, D., Castro Silva, I. C., Cervantes, A., Choo, L. M., et al. 2024: The World Checklist of Vascular Plants (WCVP): Fabaceae (R. Govaerts, Ed.; 2024, v.5). Royal Botanic Gardens, Kew, Richmond, United Kingdom. https://doi.org/10.15468/mvhaj3.