Overview

Comprehensive Description

General Description

Stokesia is a monotypic genus local to the southeastern United States. For more information on this genus, please see the page for its only species, Stokesia laevis.

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© Hamilton, Hayley

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Physical Description

Diagnostic Description

"Stokesia L’Héritier, Sert. Angl. 27. 1789.

[For Jonathan Stokes, 1755–1831, English physician and botanist]

Perennials, 2–5+ dm; perhaps rhizomatous. Leaves basal and cauline; proximal petiolate, blades ovate to lanceolate or lance-linear; distal ± sessile, blades ovate or elliptic to lanceolate or lance-linear, bases ± clasping, margins entire or spinose-toothed; all with apices rounded to acute, faces glabrous or glabrate, resin-gland-dotted. Heads pseudo-radiant (see here at corollas), ± pedunculate, not individually bracteate; borne singly or in loose, ± corymbiform arrays 6–12 cm diam. Involucres ± hemispheric, 25–45 mm diam. Phyllaries 25–35+ in 5–7 series, the outer with appressed, ± chartaceous bases, distally ± foliaceous, margins pectinately spiny-toothed (at least at base), inner ± chartaceous throughout, mostly entire, faces ± tomentulose and resin-gland-dotted. Florets 12–35(–70+); corollas usually blue to purplish blue (rarely white or lilac), tubes longer than funnelform throats, lobes 5, lance-linear (in peripheral florets adaxial sinus much deeper than others and corollas zygomorphic, ± raylike or ligulelike, in central florets corollas ± actinomorphic). Cypselae ± columnar, 3–4-angled, glabrous; pappi caducous, of 4–5 scales. x = 7.

Species 1: se United States."

Strother, John Stokesia” in Flora of North America, Vol. 19, pp.201-202, Oxford University Press, Inc., New York, NY. 2006.

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Molecular Biology and Genetics

Molecular Biology

Statistics of barcoding coverage

Barcode of Life Data Systems (BOLD) Stats
Specimen Records:6
Specimens with Sequences:6
Specimens with Barcodes:4
Species:1
Species With Barcodes:1
Public Records:6
Public Species:1
Public BINs:0
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Barcode data

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Wikipedia

Stokesia (ciliate)

Stokesiais a single-celled ciliate protozoa genus in the family Stokesiidae

References


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