Picea engelmannii Parry ex Engelm.

WSP 50710. Localité de collection: États-Unis; Idaho; Bonner County; Priest River Experimental Forest; Looking Glass Lookout, northeast 40, southwest 1/4, Sec. 29, T. 58N, R 3W (alt. 1736 m). Date de collection: 12 Octobre 1939. Organisme associé: Tryblidiopsis pinastri. Collectionneure: Slipp, A.W..