Designation

Species

Spines (length texture)

Flower Morphology and Sex Identity

13PA

A. palmeri

None

Dioecious 26♀

11Ci

Hybrid

2, soft

Mixed mono and di, 19♀, 5♀♂

9Ci

Hybrid

1, oft

Monoecious, terminal ♂ inflorescences , ♀♂ at axils

16Ci

Hybrid

1, soft

Dioecious 30♂

P13

Hybrid

3, stiff, sharp

Dioecious 24♂

2Ci

Hybrid

2, soft

Monoecious 30-♀ at axils, ♂inflorescence

23Ci

Hybrid

None

Dioecious 18-♀ at axils,

8C

Hybrid

2, soft

Monoecious inflorescence ♀, ♂at tips

35SA

A. spinosus

3 to 4, stiff, sharp

Monoecious