2. This bean contains cyanide compounds (4) 14. Removing two vowels from the end of country will give you its capital 19. Jane fonda AKA (5) 20. Could a large net rip olives from the tree (7)
It is Tunis. Niger is a separate country. Have looked through a list of 7-letter capitals and nothing stands out. I'll keep thinking but have to log off shortly.