Colletia hystrix Clos, Fl. Chil. 2: 32 1847. (syn: Colletia aciculata Miers; Colletia armata Miers; Colletia armata f. subglabra Sealy; Colletia brevispina Phil.; Colletia cataphracta Miers; Colletia dumosa Miers; Colletia hystrix var. brevispina (Phil.) Reiche; Colletia pungens Miers; Colletia spinosa var. armata (Miers) Reiche; Colletia spinosa var. cataphracta (Miers) Reiche; Colletia spinosa var. pungens (Miers) Reiche; Colletia spinosa var. valdiviana (Phil.) Reiche; Colletia spinosa var. veprecula (Miers) Reiche; Colletia spinosissima var. valdiviana (Phil.) Escal. ex Reichert; Colletia tomentosa Phil.; Colletia valdiviana Phil.; Colletia veprecula Miers; Discaria dumosa (Miers) Kuntze; Notophaena tomentosa (Phil.) Miers);
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Chile to S. Argentina as per POWO;
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SK 3532 01 June 2022: 3 very high res. images.
Habit : Cultivated
This could be Colletia hystrix (Rhamnaceae)
Yes
If you zoom in label is visible Colletia armata.
https://www.aphotoflora.com/af_colletia_armata_barbed_wire_bush.html
Yes …! Colletia hystrix Clos !
I could have saved myself a lot of deduction! Colletia armata is a synonym of Colletia hystrix now.
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References:
POWO Catalogue of Life The Plant List Ver.1.1 IPNI
https://www.portlandbloem.com/bloem-journals/c-o-l-l-e-t-i-a-hystrix-rosea#/
https://www.tropicalbritain.co.uk/colletia-hystrix.html
https://www.rhs.org.uk/plants/86033/colletia-hystrix/details