Flora of North America species comparison

rhizomatous, procumbent or creeping, much-branched, bearing terminal rosettes.

procumbent, creeping, or spreading, with ascending or erect branches, (tuberculate), not bearing rosettes.

erect, simple, 3–14 cm;

leaf blades spatulate-oblong or elliptic-oblong, base not spurred;

offsets not formed.

erect, simple, 1–5 cm, (papillose);

leaf blades elliptic, base short-spurred;

offsets not formed.

alternate, spreading, petiolate;

blade green, often glaucous or pruinose, spatulate, terete to laminar, 7–19 × 4.5–10 mm, base not spurred, not scarious, apex rounded or truncate, submucronate, (surfaces papillose marginally).

alternate, (imbricate to subimbricate), erect to spreading, sessile;

blade bright green, sometimes glaucous, suboblong to ovate, somewhat flattened to terete, 4–9 × 1–2 mm, base widened, short-spurred, not scarious, apex obtuse, (surfaces smooth or papillose).

cymes, ca. 30-flowered, ca. 3-branched;

branches not recurved, forked;

bracts oblong-spatulate or linear, ca. 3 cm, base not spurred.

3-parted cymes, 2–10-flowered or flowers solitary, simple or monochasially 1-branched;

branches erect to slightly recurved, not forked;

bracts similar to leaves, sometimes imbricate.

2–8 mm.

absent or to 1.5 mm.

5-merous;

sepals spreading to erect, connate basally, green or yellow-green, glaucous or pruinose, lanceolate, linear-lanceolate, oblong-ovate, or obovate, equal, ca. 2.5 × 1.5 mm, apex acute or obtuse;

petals widely spreading from short, erect base, distinct or slightly connate basally, yellow, linear to oblanceolate, not carinate, 4.5–9 mm, apex acute;

filaments yellow;

anthers yellow;

nectar scales yellow, reniform or nearly square.

5-merous;

sepals erect to suberect, distinct basally, green to pinkish, linear or lanceolate, slightly unequal, 3–5 × 0.2–1 mm, apex obtuse;

petals spreading, distinct basally, white, suboblong, not carinate, 5–6.5 mm, apex obtuse, shortly mucronate;

filaments white to pale pink;

anthers red or purplish;

nectar scales whitish to pale pink, oblong, (retuse).

divergent in fruit, connate basally, brown.

divergent or stellately spreading in fruit, distinct, red to purple or stramineous with reddish to purplish striations.

= 30.

= ca. 36–50, 68–72.