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Project Name Data (Last Modified On 4/4/2013)

Flora Data (Last Modified On 4/4/2013)
Genus Teucrium L.
PlaceOfPublication Sp. P1. 562, 1753.
Description Herbs, perennial, rarely annual herbs or half-shrubs, branching from the base or in the inflorescences. Leaves opposite or whorled, simple or variously lobed or parted, petiolate or subsessile, pinnately-nerved. Inflorescences verticillasters, l-oo flowered, solitary and axillary, or arranged in spikes, the bracts leaf-like. Flowers subsessile or with slender pedicels; bracteoles not apparent; calyx tubular or campanulate, sometimes becoming saccate at maturity, actinomorphic or weakly zygomorphic, 10-veined, the teeth ? equal, or the lower tooth larger; corolla tubular and short, or funnelform and slightly exserted, scarcely bilabiate, seem- ingly 1-lipped and 5-lobed, in actuality the upper lip 2-lobed, the lobes laterally
Habit Herbs
Description placed, the lower lip 3-lobed, the middle lobe largest, the 2 lateral lobes about equal to the lobes of the upper lip; stamens 4, paired, exserted, the lower pair longer, the filaments distinct, the connective not developed, the anthers with 2 functional thecae; ovary 4-lobed, the style terminal, long and slender, bifid near the tip. Nutlets ca 4, temporarily united, ovoid to wedge-shaped, glabrous or pubescent, the pericarp sculptured or smooth.
Distribution A ? cosmopolitan genus of 100 species with a center of distribution in the Mediterranean area; one species has been collected in Panama.
Reference McClintock, E., and C. C. Epling. A revision of Teucrium in the New World, with observations on its variation, geographical distribution, and history. Brittonia 5: 491-510, 1946.
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