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|1 Tepals slightly thickened, the margins crenulate to minutely denticulate; leaves 2.8-11 mm wide; flowering Sep-Oct|
|1 Tepals fleshy-thickened, the margins entire; leaves 1.6-6 mm wide; flowering (Jan-) Mar-Aug.|
..2 Flowers spaced along the axis after anthesis, usually 1-3 per cm of axis; [peninsular FL]
|..2 Flowers crowded on axis, usually 4-10 per cm of axis; [e., se., and c. TX westwards and southwestwards].|