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FNA | Family List | FNA Vol. 5 | Plumbaginaceae | Armeria

1. Armeria maritima (Miller) Willdenow, Enum. Pl. 1: 333. 1809.

Statice maritima Miller, Gard. Dict. ed. 8, Statice no. 3. 1768

Rootstock erect. Leaf blades 1-15 cm × 0.5-3 mm, base 1- or ± 3-veined, faces glabrous or hairy. Scapes erect, 2-60 cm, glabrous or hairy. Inflorescences: invo-lucral sheath 5-32 mm; outermost involucral bract ovate to triangular-lanceolate, 4-14 mm, shorter than, equaling, or exceeding head, mucronate or not; heads 13-28 mm diam. Flowers monomorphic, with all stigmas papillate and pollen reticulate, or dimorphic, with papillate stigmas and finely reticulate pollen or smooth stigmas and coarsely reticulate pollen; calyx tube hairy on and between ribs (holotrichous), on ribs only (pleurotrichous), or glabrous (atrichous); teeth triangular to shallowly triangular, awned or not; corolla pink to white; petals showy and exceeding calyx or reduced and included in calyx. 2n = 18.

Subspecies 10 (4 in the flora): North America, Eurasia.

1 Flowers dimorphic, papillate stigmas associated with finely reticulate pollen and smooth stigmas associated with coarsely reticulate pollen   1a subsp. maritima
+ Flowers monomorphic, stigmas all papillate with coarsely reticulate pollen   (2)
2 (1) Inflorescence sheath lengths usually 0.75 times diam. of flower heads; outer involucral bracts almost equaling or exceeding flower head; scapes glabrous; calyces hairy on ribs   1b subsp. californica
+ Inflorescence sheath lengths usually 0.5-0.75 times diam. of flower heads; outer involucral bracts 0.5-0.75 times flower head; scapes glabrous or hairy; calyces hairy throughout, on ribs only, or glabrous   (3)
3 (2) Calyces hairy throughout or on ribs only; scapes glabrous or hairy; leaf blades hairy or glabrous   1c Armeria maritima subsp. sibirica
+ Calyces glabrous; scapes glabrous; leaf blades glabrous   1d Armeria maritima subsp. interior


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