Nepeta cataria

Herb to c. 80 cm high, branched mainly from the base; stems with c. dense spreading, curved or retrorse hairs. Leaves ovate to almost triangular, 2–6.5 cm long, 1–4 cm wide, moderately to densely covered with short spreading hairs, apex usually acute, base cordate or truncate, margin coarsely dentate to serrate; petiole 0.5–2.5 cm long. Inflorescence interrupted at least toward base, 6–12 cm long; bracts mostly smaller than leaves (often shorter than flower clusters). Calyx hirsute, 14-veined, 5–7 mm long, lobes c. half as long as tube, abaxial lobes slighter shorter than adaxial ones; corolla 7–10 mm long, white to pale purple with reddish-purple markings, pubescent, adaxial lip c. 1.5 mm long, abaxial lip c. 3 mm long, coarsely crenate to lobed; lower pair of stamens shorter than upper, anthers barely exserted. Mericarps 1.5–2 mm long. Flowers summer.