Capsicum frutescens L.

Angiosperms
Order: Solanales
Family: Solanaceae
Subfamily: -
Genus: Capsicum

Common names: Chili pepper, Bell pepper, Sweet pepper
Thai names: พริกขี้หนู prik kee nu (Bird pepper, Chili pepper, Cayenne Pepper, Tabasco pepper), พริกชี้ฟ้า (Chili spur pepper, Capsiums, Chillics, Green pepper, Paprika Tabasco pepper, Cayenne pepper, Chili, Thai dragon Chile, Spur pepper, Long cayenne pepper), พริกหยวก (Banana Pepper, Paprika, Garden Pepper, Chili Pepper, Chili Plant, Red Pepper, Spanish pepper, Sweet Pepper), พริกหวาน (Bell pepper, Sweet pepper, Pepper, Capsicum)
Chinese names: 辣椒 la jiao
Distribution: Native to Mexico and South America, widely cultivated and naturalized throughout the world
Image locations: Chaiyaphum
Map info: Provinces are highlighted according to phytogeographical areas as used in the Flora of Thailand project.
Additional notes: The literal translation for "prik kee nu" is "chili shit rat" or "rat shit chili"

Images of Capsicum frutescens from Thailand.

Capsicum frutescens Chaiyaphum November

References:
The Plant List
BGO Plant Database, The Botanical Garden Organization
Flora of China
Med Thai