Castilleja schizotricha |
Castilleja purpurea |
|
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split hair Indian paintbrush, split-hair paintbrush |
downy Indian paintbrush, prairie paintbrush, purplish paintbrush |
|
Habit | Herbs, perennial, 0.8–1.5 dm; from a woody caudex; with a taproot. | Herbs, perennial, 1.5–3(–4) dm; from a woody caudex; with a taproot. |
Stems | few to many, ascending to erect, unbranched, hairs dense, appressed-ascending, matted, long, soft, branched, eglandular, ± white-woolly, obscuring surface. |
few to many, erect to ascending, branched, sometimes unbranched, hairs fairly dense, spreading to appressed, white, fairly short, soft, ± felty, eglandular, sometimes mixed sparsely with short stipitate-glandular ones, sometimes obscuring surface. |
Leaves | gray-green with hairs, surface green to purple, linear-lanceolate, 0.5–2 cm, not fleshy, margins plane, ± involute, 0(–3)-lobed, apex acute to acuminate, sometimes rounded; lobes sometimes divergent, spreading-ascending, narrowly linear, apex acute. |
green to purple, linear to narrowly oblong-lanceolate, 2–7(–9) cm, not fleshy, margins plane, sometimes slightly wavy, involute, 3–7-lobed, apex narrowly acute to rounded; lobes spreading, linear, apex obtuse or acute. |
Inflorescences | 3–8 × 1–2 cm; bracts purple, lavender, pinkish, or dusty red throughout, sometimes greenish throughout or proximally greenish, distally colored as above, obscured by hairs, lanceolate, 3(–5)-lobed; lobes ascending to erect, linear to oblanceolate, short, arising near or above mid length, apex obtuse. |
2.6–16 × 2–4 cm; bracts proximally greenish to deep greenish purple, distally purple, magenta, reddish, pink, or rose, rarely white, cream, light yellow, or dull orangish, proximal linear to lanceolate, distal oblong, 3–7(–9)-lobed; lobes spreading to ascending, linear to oblanceolate, long, arising from distal 2/3, center lobe apex obtuse to rounded, lateral ones acute to rounded. |
Corollas | straight, 15–20 mm; tube 8–9 mm; beak included to slightly exserted, adaxially purple or pink, 3.9–5 mm, densely puberulent with white, woolly hairs; abaxial lip deep purple, inconspicuous, pouched, pouches shallow, 3–5 mm, 80–100% as long as beak; teeth upright-ascending, reduced, appearing white, 1.5–2 mm. |
slightly curved, 25–40 mm; tube 16–22 mm; beak exserted, adaxially green, 9–18 mm; abaxial lip green to purple-red, reduced, not strongly pouched, ± protruding, 4–5 mm, 33–50% as long as beak; teeth prominent, petaloid, spreading to erect, colored as in distal portion of bracts, 3–4 mm. |
Calyces | colored as bracts, 11–18 mm; abaxial and adaxial clefts 3.5–6 mm, 33–50% of calyx length, all 4 clefts subequal, lateral 4–6 mm, 33–50% of calyx length; lobes linear, apex acute. |
colored as bracts, (20–)25–34 mm; abaxial and adaxial clefts (10–)13–22 mm, 50–60% of calyx length, deeper than laterals, lateral 7–16 mm, 35–45% of calyx length; lobes broadly linear to long-triangular or oblong, apex acute to obtuse. |
Castilleja schizotricha |
Castilleja purpurea |
|
Phenology | Flowering Jul–Aug. | Flowering Mar–May. |
Habitat | Meadows, ledges, rocky or gravelly slopes, subalpine to alpine, marble, granite, or serpentine substrates. | Rocky slopes, ledges, prairies, woodlands, thickets, roadsides, often sandy or limy soils. |
Elevation | 1600–2600 m. (5200–8500 ft.) | 200–600 m. (700–2000 ft.) |
Distribution |
CA; OR
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KS; MO; OK; TX
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Discussion | Castilleja schizotricha is a rare species restricted to high elevations in the mountains in Siskiyou and Trinity counties in northwestern California and in Jackson and western Klamath counties in southwestern Oregon. See the discussion of 6. C. arachnoidea for morphological differences between it and C. schizotricha, as the two are sometimes confused. Though their ranges overlap, they do not appear to hybridize. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Castilleja purpurea is a common species of eastern Oklahoma and central Texas, with a few records from adjacent southeastern Kansas and southwestern Missouri. It often provides beautiful, multicolored displays in the meadows within its range. Castilleja citrina and C. lindheimeri are closely related species sometimes regarded as varieties of C. purpurea. Hybrids and hybrid swarms between C. indivisa and C. purpurea have been observed at some localities where they are sympatric. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 17, p. 655. | FNA vol. 17, p. 649. |
Parent taxa | Orobanchaceae > Castilleja | Orobanchaceae > Castilleja |
Sibling taxa | ||
Synonyms | C. arachnoidea subsp. schizotricha | Euchroma purpurea, C. williamsii |
Name authority | Greenman: Bot. Gaz. 53: 511. (1912) | (Nuttall) G. Don: Gen. Hist. 4: 615. 1837/1838 |
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