Synthlipsis greggii |
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Gregg's keelpod |
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Stems | few to several, (1–)2–6(–7.5) dm, densely pubescent. |
Basal leaves | petiole (0.7–)1.5–5(–7) cm; blade obovate to spatulate or broadly oblong, (1–)2–8(–10) cm × (5–)10–40(–60) mm, base cuneate to truncate, apex acute to subobtuse, surfaces densely pubescent. |
Cauline leaves | shortly petiolate or (distalmost) sessile; blade similar to basal, 1–5.5(–6.5) cm × 5–25(–40) mm (smaller distally). |
Racemes | 0.5–4 cm. |
Flowers | sepals (4–)5–8 × 1.5–2 mm; petals (7–)8–11(–13) × (5–)6–9 mm, claw to 2 mm; filaments 4–6 mm; anthers 2.5–4 mm, (base strongly sagittate). |
Fruiting pedicels | usually straight or upcurved, rarely slightly sigmoid, (4–)5–15(–20) mm. |
Fruits | (0.7–)0.8–1.2(–1.5) cm × 5–8(–9) mm, apex deeply notched; valves densely pubescent; style 2–5 mm. |
Seeds | 1.5–2 × 1.2–1.7 mm. |
2n | = 20. |
Synthlipsis greggii |
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Phenology | Flowering Oct–May. |
Habitat | Creosote bush-mesquite scrubland, grasslands, gravelly hillsides, rocky sandstone or limestone slopes, rocky flats, limestone rubble, gypsum of llano, calcareous gravel, sandy or loamy areas |
Elevation | 50-2400 m (200-7900 ft) |
Distribution |
TX; Mexico (Chihuahua, Coahuila, Durango, Hidalgo, Nuevo León, San Luis Potosí, Tamaulipas, Zacatecas)
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Discussion | Synthlipsis greggii is known from Brewster, Hidalgo, and Zapata counties. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 7, p. 666. |
Parent taxa | Brassicaceae > tribe Physarieae > Synthlipsis |
Synonyms | S. greggii var. hispidula |
Name authority | A. Gray: Mem. Amer. Acad. Arts, n. s. 4: 116. (1849) |
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