Flora of North America species comparison

blades oblanceolate, 2–5(–8) cm × 3–13 mm × 0.3–0.7 mm, fleshy.

blades oblanceolate or elliptic to broadly linear, 2–10 cm × 2–9 mm × 0.1–0.5 mm, 5–10 times as long as wide, not fleshy.

eglandular.

eglandular, rarely with few stipitate glands.

calyx strongly suffused with purple, strongly inflated, (4–) 7–10(–12) mm diam. at anthesis, eglandular;

petal limb 5–11 mm wide, often with lateral tooth on each side.

calyx usually green, not strongly inflated, (3–)5–8(–10) mm diam. at anthesis, eglandular, rarely with few stipitate glands;

petal limb 1–5 mm wide, usually without lateral teeth.

= 48.