^Lillywhite, Jay M.; Simonsen, Jennifer E.; Uchanski, Mark E. (2013). “Spicy Pepper Consumption and Preferences in the United States.”. HortTechnology23 (6): 868–876. "Any pepper type with ≥ 1 SHU could be considered spicy. However, for this study, paprika (0–300 SHU), New Mexico long green or red chile (300–500 SHU), and poblano/ancho (≈1369 SHU) types were included as mild spicy peppers (Table 1)."
^Julius, David; Caterina, Michael J.; Schumacher, Mark A.; Tominaga, Makoto; Rosen, Tobias A.; Levine, Jon D. (1997). “The capsaicin receptor: a heat-activated ion channel in the pain pathway”. Nature389 (6653): 816–824. doi:10.1038/39807. ISSN00280836. PMID9349813. "Reported pungencies for pepper varieties (in Scoville units) are: Habanero (H),
100,000–300,000; Thai green (T), 50,000–100,000; wax (W), 5,000–10,000; and Poblano
verde (P), 1,000–1,500 (ref. 23)."
^“Ancho: Definition of Ancho in Oxford Dictionary (American English) (US)”. Oxford Dictionaries. Oxford University Press. 2014年6月29日閲覧。 “ancho; Syllabification: an·cho; Pronunciation: /ˈanCHō, ˈän/; (also ancho chili); Noun (plural anchos); A large aromatic variety of chili, used (usually dried) in dishes of Mexican origin or style. Origin from Mexican Spanish (chile) ancho 'wide (chili)'.”