Flora of North America species comparison

segments green, broadly oblong to ovate to narrowly elliptic, (20–)4–60 × 2–3+ cm, low tuberculate;

areoles 7–11 per diagonal row across midstem segment, rhombic to subcircular, 2–4(–5) mm diam.;

wool brown.

1–6 per areole, absent or very highly reduced, or in marginal to nearly all areoles, erect to spreading, whitish, tan, or brown, setaceous only or setaceous and subulate, straight to slightly curved, basally angular-flattened, 1–10(–40) mm; 0–2 small bristlelike deflexed spines to 5 mm.

absent or vestigial, yellow.

along adaxial margin of areole and small, inconspicuous tuft, yellowish, aging brown, less than 2 mm.

few, scattered, poorly developed, yellow, aging gray to blackish, to 1.5 mm, covered by white, cottony wool.

inner tepals yellow to orange throughout, 25–50 mm;

filaments and anthers yellow;

style bright red;

stigma lobes yellow.

inner tepals brilliant yellow throughout, fading orange to red, 25–30 mm;

filaments white to green;

anthers yellow;

style white;

stigma lobes bright light green.

yellow to orange to purple, 50–100 × 40–90 mm, fleshy to ± juicy, glabrous, usually spineless;

areoles 45–60, evenly distributed on fruit.

pink- to red-purple with red pulp, pyriform, 30 × 25 mm, fleshy, glabrous, spineless;

areoles 18–25, usually crowded near apex, long, white woolly.

pale tan, subcircular, 4–5 mm diam., warped;

girdle protruding to 1 mm.

tan, subcircular, 2 mm diam.;

girdle broad, projecting 0.5 mm.

= 88.

= 22.