|Jepson Flora Project: Jepson Interchange|
|TREATMENT FROM THE JEPSON MANUAL (1993)||
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Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California
AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY
Annual, perennial herb, shrub, glabrous to hairy, generally aromatic
Stems generally erect, generally 4-angled
Leaves generally simple to deeply lobed, opposite, generally gland-dotted
Inflorescence: cyme, generally clustered around stem, head-like, separated by evident internodes (terminal in Monardella ) or collectively crowded, spike-like to panicle-like (sometimes raceme or flowers 212); subtended by leaves or bracts; flowers sessile or pedicelled
Flower generally bisexual; calyx generally 5-lobed, radial to bilateral; corolla generally bilateral, 12-lipped, upper lip entire or 2-lobed, ± flat to hood-like, sometimes 0, lower lip generally 3-lobed; stamens generally 4, generally exserted, paired, pairs unequal, sometimes 2, staminodes 2 or 0; ovary superior, generally 4-lobed to base, chambers 2, ovules 2 per chamber, style 1, arising from center at junction of lobes, stigmas generally 2
Fruit: nutlets 4, generally ovoid to oblong, smooth
Genera in family: ± 200 genera, 5500 species: worldwide. Many cultivated for herbs, oils (Lavandula , lavender; Mentha , mint; Ocimum , basil; Rosmarinus , rosemary; Thymus , thyme), some cultivated as ornamental (in CA Cedronella , Leonotis , Phlomis )
Reference: [Cantino & Sanders 1986 Syst Bot 11:163185]
Annual, hairy or not, aromatic
Stem erect, branched or not
Leaf lanceolate to obovate, entire to spiny, petioled
Inflorescence: clusters, head-like, terminal and generally axillary; bracts generally scarious, veins conspicuous, margins spiny
Flower: calyx 2-lipped, lobes spine-tipped, upper 3 acuminate, lower 2 oblong; corolla funnel-shaped, 2-lipped, white, sometimes tinged lavender or rose, throat cream, upper lip 2-lobed or entire, hooded, lower lip 3-lobed, reflexed; stamens 4, upper 2 reduced, sterile or not; style slender, lower lobe longer
Fruit smooth, ovoid
Species in genus: 4 species: s CA-FP
Etymology: (Greek: thorn mint)
Stem 425 cm, generally branched below; hairs 0 to sparse, short or long, some inconspicuously glandular
Leaf: blades 812 mm, ovate or obovate; margins of lower entire or serrate, of those in inflorescence spiny
Inflorescence: bracts 715 mm, shiny, straw-colored at flower, marginal spines 7, 9, or 11, 58 mm
Flower: calyx 713 mm, hairs short or long, sometimes glandular; corolla 1227 mm, white, lobes purple-tipped, upper lip < lower, entire, shallowly hooded; upper stamens fertile, anthers long-hairy, cream, pollen cream
Ecology: Grassy slopes, oak woodland, chaparral
Elevation: < 1500 m.
Bioregional distribution: South Coast Ranges, w&c Western Transverse Ranges.Like A. duttonii.
See the CNPS Inventory for information about endangerment and rarity.
Stem: hairs short or long, some inconspicuously glandular
Inflorescence: bracts generally longer than wide, obtuse or truncate at base
Flower: calyx hairs short or long, some glandular; anthers moderately woolly
Habitats and elevations of sp.
Bioregional distribution: Inner South Coast Ranges (San Benito, Monterey cos.).