Trichostema dichotomum

Common Name:  Forked Blue-curls, Bastard Pennyroyal

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habit - can you recognize the characteristics of the Lamiaceae in this species? What is the leaf arrangement? What shape is the stem in cross-section? What kind of symmetry is present in the flowers? flowers - the strongly zygomorphic flowers are differentiated into a lower and an upper lip: this species has a single large lower lip and four equal lobes in the upper lip. The calyx is retained in the fruit and surrounds 4 nutlets.