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|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Lamiaceae (Labiatae)||View Description||Dichotomous Key|
|Genus:||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Habit: Perennial herb, rhizomatous, glabrous to hairy. Stem: erect, simple or branched above middle. Leaf: petioled to +- sessile. Inflorescence: head-like, axillary at distal nodes and terminal, subtended by leaves or bracts; flowers +- sessile. Flower: calyx 5-lobed, lobes +- equal, deltate, acute to awned; corolla 2-lipped, upper lip generally 2-lobed, +- flat, lower lip 3-lobed, lobes +- equal; stamens 4. Fruit: smooth to rough; glabrous to hairy.
Species In Genus: 19 species: North America. Etymology: (Greek: densely flowered)
eFlora Treatment Author: Henrietta L. Chambers & Dieter H. Wilken
Jepson Online Interchange
Previous taxon: Prunella vulgaris var. vulgaris
Next taxon: Pycnanthemum californicum
Citation for this treatment: Henrietta L. Chambers & Dieter H. Wilken 2016. Pycnanthemum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=9484, accessed on December 09, 2016.