S. difficilis
S 15，5/11/05，B. Burtt
Single medium to dark blue, 5-7 per peduncle.
Chartreuse, longifolia, tends to spoon, thin, deep veining, crinkled, rough, long hairs.
Long, bent petiole. Usually single crown, may sucker. Standard.
單瓣的中到深藍色花，每個花梗有5-7朵花。
長而有些湯匙狀，葉子薄，有很深的葉脈條紋和邊邊，質地粗糙，長有長毛，
長而彎曲的葉柄。通常單個頂芽，有時候會有側芽。標準型。