Armeria humilis subsp. humilis

Tutin, T. G., Heywood, V. H., Burges, N. A., Moore, D. M., Valentine, D. H., Walters, S. M. & Webb, D. A., 1972, Flora Europaea. Volume 3. Diapensiacea to Myoporaceae, Cambridge: Cambridge University Press : 36

(a) Subsp. humilis :

Outer leaves (l-)2 mm wide, the inner O-3-O-7 mm wide. Sheath 5-7(-10) mm. Outer involucral bracts shorter than the inner, mucronate to cuspidate, with narrow scarious margins; inner mucronulate or muticous. Calyx 6-5-7-5 mm; awns (0-8—) 1—1 -2 mm. 2/z= 18. Serra Amareia, Serra do Geres.