Difference between revisions of "Stillingia texana"
Contr. Gray Herb. 68: 91. 1923.
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|elevation=200–1500 m. | |elevation=200–1500 m. | ||
|distribution=Okla.;Tex.;Mexico (Coahuila). | |distribution=Okla.;Tex.;Mexico (Coahuila). | ||
| − | |discussion=<p>Stillingia texana is widespread in central Texas, extending north to scattered locations in central Oklahoma.</p> | + | |discussion=<p><i>Stillingia texana</i> is widespread in central Texas, extending north to scattered locations in central Oklahoma.</p> |
|tables= | |tables= | ||
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|publication year=1923 | |publication year=1923 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V12/V12_140.xml |
|genus=Stillingia | |genus=Stillingia | ||
|species=Stillingia texana | |species=Stillingia texana | ||
Revision as of 14:43, 18 September 2019
Herbs or subshrubs, perennial, with woody caudex. Stems solitary or fascicled, erect, mostly unbranched, 1.5–4.5(–6) dm. Leaves alternate; stipules linear-lanceolate, to 1 mm; petiole absent; blade linear to linear-lanceolate, (1–)3–6(–7) × 0.3–0.6(–1) cm, base cuneate to obtuse, margins crenate-dentate, teeth with prominent blackened tips, not incurved, apex acute; midvein prominent, especially proximally, secondary veins obscure. Inflorescences sessile, 3–9 cm; staminate cymules crowded, 3–5-flowered; pistillate flowers 3–4, crowded; bracts broadly deltate, to 1 mm, apex acute, glands patelliform, sessile, 2 mm diam. Staminate flowers: calyx 1 mm. Pistillate flowers: sepals persistent, 3, well developed, elliptic; styles connate 3/4 length, to 4 mm. Capsules globose, 6–8 mm diam., shallowly 3-lobed; lobes of gynobase 2–3 mm; columella often persistent. Seeds gray, ellipsoid, 5 × 5 mm, smooth; caruncle white, broadly crescent-shaped, 1 × 1.3–1.5 mm.
Phenology: Flowering late Apr–May(–Jul); fruiting Jun–Sep.
Habitat: Calcareous prairies, open uplands.
Elevation: 200–1500 m.
Distribution
Okla., Tex., Mexico (Coahuila).
Discussion
Stillingia texana is widespread in central Texas, extending north to scattered locations in central Oklahoma.
Selected References
None.