Clarkia springvillensis |
Clarkia borealis |
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Springville clarkia |
northern clarkia |
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Stems | erect, 30–90 cm, glabrous, glaucous. |
erect, to 100 cm, puberulent. |
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Leaves | petiole 0–5 mm; blade lanceolate, 2–9 cm, surfaces glaucous, glabrous. |
petiole 15–40 mm; blade elliptic to ovate, 2–6 cm. |
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Inflorescences | open racemes, axis erect; buds pendent. |
open racemes, axis recurved only at tip in bud, straight 4+ nodes distal to open flowers; buds pendent, fusiform, base slightly swollen, tip acute. |
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Flowers | floral tube 3–4 mm; sepals reflexed together to 1 side, usually dark red-purple, sparsely to densely puberulent abaxially, without long, spreading hairs; corolla rotate, petals lavender-pink, usually with dark purplish spot near base, ± diamond-shaped, 13–15 mm, claw slender, equal to or longer than blade, entire; stamens 8, unequal, outer anthers red, inner smaller, paler; ovary with hairs as on sepals; stigma exserted beyond anthers. |
floral tube 2–4 mm; sepals reflexed individually; corolla rotate, petals lavender-pink, often dark-flecked, obdeltate to suborbiculate, unlobed, 13–19 ×7–12 mm, length 1.6–2 times width; stamens 8, subequal, subtended by ciliate scales, pollen blue-gray; ovary shallowly 4-grooved, puberulent; stigma exserted beyond anthers. |
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Capsules | 15–30 mm. |
20–30 mm; pedicel 0–3 mm. |
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Seeds | unknown. |
light brown or mottled with dark spots, 1.5–2.5 mm, minutely tuberculate, crest 0.2 mm. |
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2n | = 18. |
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Clarkia springvillensis |
Clarkia borealis |
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Phenology | Flowering May. | |||||
Habitat | Woodlands. | |||||
Elevation | 500 m. (1600 ft.) | |||||
Distribution |
CA |
California |
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Discussion | Clarkia springvillensis is a rare species known primarily from the vicinity of Springville in Tulare County, with one ambiguous collection from Kern County. Due to its very limited distribution, C. springvillensis is listed as rare by the California Native Plant Society. It is derived from C. unguiculata and is closely related to C. exilis and C. tembloriensis. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Subspecies 2 (2 in the flora). Clarkia borealis is closely related, and possibly ancestral, to C. mildrediae. The two species can be distinguished most readily by the degree of curvature of the inflorescence and the petal color. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 10. | FNA vol. 10. | ||||
Parent taxa | ||||||
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Name authority | Vasek: Madroño 17: 220. (1964) | E. Small: Canad. J. Bot. 49: 1215, figs. 2B, 3A,B. (1971) | ||||
Web links |