Flora of North America species comparison

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

erect or decumbent, branched from base, bearing shoots with rosettes axillary to proximal leaves.

erect, simple, 3–14 cm;

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

offsets not formed.

erect, simple, 6–15 cm;

leaf blades elliptic or oblanceolate-oblong, base not 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).

(immediately deciduous), alternate, erect to spreading, sessile;

blade green or yellow-green, not glaucous, elliptic or oblanceolate-oblong, terete, 5–12 × 3–5 mm, base not spurred, not scarious, apex widely rounded, (surfaces minutely papillose marginally).

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

branches not recurved, forked;

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

cymes, 2–30-flowered, or flowers solitary, monochasially 1–2-branched;

branches erect or recurved, sometimes forked;

bracts similar to leaves, smaller.

2–8 mm.

to 3.7 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.

(with pungent, musky scent unique to this species), 4–7-merous;

sepals divergent or erect, distinct, green, elliptic or lanceolate-oblong, unequal, 4–9 × 3.5 mm, apex acute to apiculate;

petals erect in proximal 1/3, curved outward sharply 2/3 from base (distal 1/3 divergent), distinct, white, oblanceolate-oblong, not carinate, 5–9 mm, apex abruptly acute with mucronate appendage;

filaments white;

anthers red or yellow;

nectar scales yellow, stipitate-reniform.

divergent in fruit, connate basally, brown.

erect in fruit, connate basally, pale brown.

= 30.

= 24, 30–33, 48, 49, 61–77, 72, 96, 120, 144.