1–9 C. fruticosus 1 shoot showing bract (leaf) and flower 2 bracteole 3 outer sepals (two forms) 4 middle sepal 5 inner sepal 6 stamen 7 ovary and style 8 capsule 9 seed 1 from Borissova 3768a (C) 2–7 from Paulson 303 (C) 8–9 from Rechinger 5502 (W) 10–15 C. tragacanthoides 10 shoot showing spines 11 leaf 12 outer sepal 13 inner sepal 14 stamen 15 ovary and style. From Cowdry 1382 (K) 16–20 C. spinifer 16 bract (leaf) 17 outer sepal 18 middle sepal 19 inner sepal 20 ovary and style. From Regel s.n. (W) 21–26 C. gortschakovii 21 leaf 22 outer sepal 23 middle sepal 24 inner sepal 25 stamen 26 ovary and style. From Karelin & Kiriloff 326 (K) 27–33 C. spinosus 27, 28 leaves 29 outer sepal 30 middle sepal 31 inner sepal 32 stamen 33 ovary and style. From Griffith 5857 (GOET) 34–41 C. argyracanthus 34, 35 leaves 36 bracteole 37 outer sepal 38 middle sepal 39 inner sepal 40 stamen 41 ovary and style 34–36 From Rechinger et al. 3228 (W) 37–41 from Rechinger et al. 3234 (W).