Hedeoma hispida Pursh

Rough False Pennyroyal

Herb

Annual

Vascular

Rough False Pennyroyal is a native herbaceous annual in the Mint family (Lamiaceae). It can be found throughout Alabama. Rough False Pennyroyal occurs in lawns, on roadsides, in prairies, and on cedar glades. It is an annual with a taproot. The stems are erect, 2-6 inches in height, square in cross section, pubescent, and green in color. The stems are unbranched or branched near the base. The leaves are sessile, opposite, linear in outline, entire, slightly pubescent to glabrous, with ciliate margins. The foliage has a scent similar to Pennyroyal (Mentha pulegium) when crushed. Flowers are produced in whorls 0f 2-12 flowers in the leaf axils. The calyx is pubescent, ovoid in outline with a distinct bulge on the lower side near the base (gibbous). The calyx is 2-lipped with the upper lip 3 toothed and the lower lip 2 toothed. The corolla is blue in color and two lipped. The upper lip is notched at the top. The lower lip is 3 lobed. The center lobe of the lower lip is marked with white. The fruit is a 1-seeded nutlet enclosed in the persistent calyx.—A. Diamond

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Native G5 (Global Rank)

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