Castilleja lemmonii |
Castilleja exserta |
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Lemmon's Indian paintbrush, Lemmon's paintbrush |
castilleja exserta, escobita, exserted Indian paintbrush, owl's clover, purple owl's-clover, purple painted-cup |
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Habit | Herbs, perennial, 0.8–2.5 dm; from a woody caudex; with slender, branching roots. | Herbs, annual, 0.1–4.5 dm; with fibrous roots. | ||||||||
Stems | few to many, decumbent-based to erect, unbranched except for short, leafy axillary shoots, hairs sparse, spreading, medium length to long, soft and dense, short to medium length, stipitate-glandular. |
solitary, erect to ascending, unbranched or diffusely branched from near base, hairs spreading, medium length and long, stiff, mixed with short stipitate-glandular ones. |
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Leaves | green or gray-green to purple (sometimes different on stems of same plant), linear-lanceolate, distal sometimes broadly lanceolate, 0.5–4 cm, not fleshy, margins plane, involute, 0(–3)-lobed, apex acute to acuminate; lobes ascending, linear to narrowly lanceolate, apex acute to acuminate, rarely obtuse. |
green, sometimes purple to brownish, linear or ovate to orbicular in outline, (0.8–)1–5(–7.7) cm, not fleshy, margins plane, involute, (0–)3–9(–11)-lobed, sometimes with secondary lobing, apex acuminate to rounded or acute; lobes spreading, filiform or linear to narrowly spatulate, apex acute to acuminate or rounded. |
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Inflorescences | 2–12 × 1–3 cm; bracts greenish to dull purplish or brownish throughout, or proximally greenish to dull purplish, distally pink to purple or magenta, rarely white, ovate, broadly lanceolate, or oblong, (0–)3–5-lobed; lobes ascending to erect, lanceolate, medium length, arising above mid length, apex acute to rounded. |
1.5–20 × 2–4 cm; bracts proximally greenish, dark purple, brownish purple, or white, distally pink, lavender, magenta, light purple, or white on lobe apices, lanceolate to elliptic or narrowly ovate, (3–)5(–9)-lobed, often with 2–4 secondary lobes; lobes ascending to spreading, linear to filiform or narrowly spatulate, medium length to long, arising below or above mid length, apex rounded to acute. |
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Corollas | slightly curved, 16–21 mm; tube 10–16 mm; abaxial lip sometimes partly exserted, beak usually exserted; beak adaxially green, 6–7 mm, margins red; abaxial lip greenish, inflated, pouches 3, shallow, central pouch shallowly grooved, visible through front cleft, 3–4 mm, 60% as long as beak; teeth erect, violet-purple or pink, 1–2.5 mm. |
straight, 12–33 mm; tube 7–20 mm; beak slightly exserted, hooked near apex, adaxially pink-purple to magenta, rarely white, 5–13 mm, margins colored as bracts, densely villous-hairy; abaxial lip proximally pink, purple, or magenta, rarely yellow or white, with maroon or deep purple distal to that and white to yellow or pink distally, often with purple spots, distal pale color often aging deep pink or deep red, strongly inflated, pouches 3, 3–8 mm wide, 3–4 mm deep, 3–9 mm, 67–80% as long as beak; teeth erect, white, yellow, or purple, often with purple or maroon spots, 0.5–2 mm. |
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Calyces | proximally brown or dull magenta, sometimes green, distally colored as bracts, 12.5–18 mm; abaxial and adaxial clefts 5.5–10.5 mm, 40–65% of calyx length, deeper than laterals, lateral 0.5–2 mm, 5–15% of calyx length; lobes oblong, apex rounded. |
colored as bracts, 10–26 mm; abaxial clefts 4–12 mm, adaxial 9–18 mm, abaxial ca. 50% of calyx length, adaxial ca. 67% of calyx length, at least adaxial deeper than others, lateral 2.5–9 mm, 15–45% of calyx length; lobes linear (to narrowly oblanceolate), apex rounded to acute. |
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Stigmas | greenish to deep bluish purple. |
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Filaments | with spreading, long, soft hairs. |
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2n | = 24. |
= 24. |
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Castilleja lemmonii |
Castilleja exserta |
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Phenology | Flowering Jun–Aug. | |||||||||
Habitat | Moist to wet meadows and flats, shorelines, open conifer forests, subalpine and alpine, often over granite. | |||||||||
Elevation | 1500–3700 m. [4900–12100 ft.] | |||||||||
Distribution |
CA; NV
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AZ; CA; NM; nw Mexico
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Discussion | As delimited here, Castilleja lemmonii is endemic to the highlands of the Sierra Nevada in California and in adjacent Washoe County, Nevada. It differs from C. lassenensis, a plant of volcanic highlands around Mt. Lassen, which has consistently white corollas. Corollas are usually pink to purplish in C. lemmonii. Castilleja lemmonii also tends to have somewhat shorter lateral calyx clefts, though the two species overlap slightly in this character. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Varieties 3 (3 in the flora). In addition to the characters in the key, Castilleja exserta is distinguished from the similar C. densiflora by its conspicuously hairy and apically hooked beak. As a result, the capitate stigma is exserted more or less horizontally from the corolla beak. In contrast, C. densiflora has an unhooked, inconspicuously puberulent beak, from which the stigma emerges more vertically. Castilleja exserta hybridizes with C. attenuata in southern California and with C. lineariloba in central California, and it reportedly crosses occasionally with C. densiflora in southern California. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 17, p. 620. | FNA vol. 17, p. 606. | ||||||||
Parent taxa | ||||||||||
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Synonyms | C. culbertsonii | Orthocarpus exsertus | ||||||||
Name authority | A. Gray: in A. Gray et al., Syn. Fl. N. Amer. 2(1): 297. (1878) — (as Castilleia lemmoni) | (A. Heller) T. I. Chuang & Heckard: Syst. Bot. 16: 657. (1991) | ||||||||
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