1	Leaves villous or ± hirsute, coarsely stipitate-glandular; paleae sometimes with 2 purple lines (along inner edges of scarious margins); anthers reddish to dark purple		3a Centromadia parryi subsp. australis
+	Leaves glabrous, scabroso-hirtellous, or ± hirsute to hirtellous, not villous, glandular or not; paleae lacking purple lines; anthers yellow or brownish		(2)
2 (1)	Leaves scabroso-hirtellous (and usually ± hirsute or setose-ciliate), not glandular or glands minute, sparsely and irregularly distributed; involucres 3.5–5 mm; ray laminae 2–3 mm		3d Centromadia parryi subsp. rudis
+	Leaves glabrous or hirsute to hirtellous, glandular or not; involucres 4–10 mm; ray laminae 2.5–5(–6) mm.		(3)
3 (2)	Peduncular bracts seldom glandular (sometimes with yellowish, minute, stipitate glands among eglandular hairs); ray laminae 2.5–3(–4.5) mm		3b Centromadia parryi subsp. congdonii
+	Peduncular bracts coarsely glandular (glands yellow, sessile or stipitate); ray laminae 3–5(–6) mm		3c Centromadia parryi subsp. parryi