Flora of North America species comparison

branched, 15–70 cm;

branches laxly and widely spreading, proximal arching upward, subterete proximally, quadrangular, with siliceous ridges and wings on angles distally, glabrous, sometimes scabridulous.

often leaning, simple or branched, 30–100 cm, bushy;

branches spreading-ascending, subterete proximally to quadrangular-ridged distally, glabrous or sparsely scabridulous distally.

spreading to spreading-ascending;

blade linear, 8–30 x 0.5–2.3(–3) mm, not fleshy, margins entire, siliceous, adaxial surface finely scabrous;

axillary fascicles absent.

widely spreading to slightly ascending;

blade filiform, 18–45 x 0.2–0.8 mm, not fleshy, margins entire, adaxial surface scabridulous;

axillary fascicles absent.

racemiform, with lateral branches bearing solitary flowers, flowers 1 per node;

bracts both shorter and longer than, or shorter than, pedicels.

racemiform, flowers 1 per node, some flowers pseudoterminal;

bracts longer than pedicels.

spreading to spreading-ascending or arching, 3–14 mm, glabrous.

spreading-ascending, 3–8 mm, glabrous.

calyx campanulate, tube 3–5.5 mm, glabrous, lobes lanceolate, 1.3–2.5 mm;

corolla pale pink (sometimes nearly translucent), with 2 yellow or pale lines and pale purple spots in abaxial throat, 8–12 mm, throat pilose externally and villous within across bases and sinus of adaxial lobes, lobes: abaxial spreading, adaxial reflexed-spreading, 3–5 mm, glabrous externally;

proximal anthers parallel to filaments, distal perpendicular or oblique to filaments, pollen sacs 0.8–1.5 mm;

style exserted, 3–5 mm.

calyx hemispheric, tube 3–5 mm, glabrous, lobes deltate-subulate, 0.2–1 mm;

corolla dark pink to rose pink, with 2 yellow lines and dark pink spots in abaxial throat, 18–30 mm, throat pilose externally and villous within across bases and sinus of adaxial lobes, lobes: abaxial spreading, adaxial reflexed-spreading, 6–10 mm, abaxial pilose externally, adaxial glabrous externally;

proximal anthers parallel to filaments, distal perpendicular to filaments, pollen sacs 2.2–4 mm;

style exserted, 11–17 mm.

obovoid, 4–6(–7) mm.

globular, 4–5 mm.

tan to pale brown, 0.8–1 mm.

dark brown to black, 0.5–0.8 mm.

= 28.