Flora of North America species comparison

sympodial, proliferatively spreading, narrow-cylindrical, units 15–60 cm × 3–4.5 mm, roots scattered over surfaces.

sympodial, proliferatively branching, units 8–20 cm × 1–1.5 mm, roots restricted to nodes.

erect, 2.5–5 dm × 2–3.5 mm.

erect, 1.5–3.5 dm × 2–4 mm.

8–11, sessile, clasping;

blade ovate-elliptic to lanceolate, 5–6 × 2.5–3.5 cm;

base rounded;

apex acute.

solitary on sterile shoots, 2–3 on fertile shoots, petiolate;

blade cordate, 6–10 × 5–8 cm;

base lobed, with deep sinus;

apex sharply acute;

proximal leaves short-petiolate, blade triangular to cordate, petiole 4–7 cm;

distal leaves petiolate, blade deeply cordate, petiole 7–10 cm.

racemose, simple, 6–15-flowered.

racemose, complex, 15–40-flowered.

1 per node, 3-merous;

tepals conspicuous, 4–5 × 1.5–2 mm;

filaments 1.2–1.5 mm;

anthers 0.6–0.8 mm;

ovary globose to cylindrical, ca. 1 mm wide;

style 1.3–1.8 mm;

stigma obscurely 3-lobed;

pedicel 6–12 × 0.8–1 mm.

(1–)3(–4) per node, 2-merous;

tepals conspicuous, 2–3.2 × 1.5 mm;

filaments 1.5 mm;

anthers 0.2–0.4 mm;

ovary globose, 0.8–1 mm wide;

style 0.4–0.5 mm;

stigma distinctly 2-lobed;

pedicel 3–5 × 0.2–0.4 mm.

green with black stripes along median carpel vein when young, maturing to red, globose, 4–6 mm diam.

green mottled with red when young, maturing to deep translucent red, globose, 4–6 mm diam.

1–6, globose, 2.5–3 mm.

1–2, globose, 2–3 mm.

= 36.

= 36.