Flora of North America species comparison

sprawling t2o erect, nearly simple to much-branched especially distally, 7–35 cm, retrorsely pubescent on 1 side or throughout.

prostrate, sprawling-spreading, much-branched, 10–35 cm, short-pubescent.

stipules lanceolate to ovate, 5–10 mm, apex acuminate, entire;

blade linear-oblong to oblanceolate, 5–30 × 1–7 mm, leathery, apex acute to cuspidate, moderately antrorsely pubescent.

stipules ovate, 3–7.5 mm, apex acuminate, entire;

blade oblanceolate to spatulate, 5–18 × 1.5–3.5 mm, leathery, apex obtuse to very short-cuspidate, densely appressed-pubescent.

5-merous, ± short-campanulate, with prominently enlarged hypanthium and calyx flaring distally, (1.5–)2–2.3 mm, pubescent proximally with short, hooked hairs;

sepals greenish to brownish or red-brown, white distally, veins absent, oblong to obovate, 1–1.5 mm, leathery to rigid, margins white, 0.2–0.3 mm wide, papery, apex terminating in divergent awn, hood broadly rounded, awn white, stout-conic, 0.5–0.6 mm, glabrous;

staminodes filiform, ± 0.3 mm;

style 1, cleft in distal 1/5, 0.3–0.6 mm.

5-merous, ± extended-urceolate, with enlarged hypanthium and calyx constricted proximally, flaring distally, 1.8–2 mm, pubescent with short, hooked hairs proximally;

sepals red-brown, often finely striped or mottled, veins absent, spatulate-obovate to suboblong, 0.8–1.3 mm, leathery to rigid, margins white, 0.1–0.2 mm wide, papery, apex terminated by awn, broadly rounded, awn divergent, 0.3–0.4 mm, broadly conic in proximal 1/3–1/2 with white, scabrous spine;

staminodes filiform, 0.5–0.6 mm;

style 1, 0.7–0.8 mm, cleft in distal 1/5.

terminal, 25+-flowered, much-branched but congested, clusters 5–20 mm wide.

terminal and subterminal, occasionally axillary, 3–7-flowered, congested, clusters 3–8 mm wide.

ellipsoid to subglobose, 0.5–0.8 mm, minutely papillate distally.

globose, 0.8–1 mm, smooth, glabrous.