Castilleja subinclusa |
Castilleja aquariensis |
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Franciscan paint brush, longleaf Indian paintbrush |
Aquarius paintbrush, Aquarius Plateau Indian paintbrush, Aquarius Plateau paintbrush |
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Habit | Herbs, perennial, 1.8–12 dm; from a woody caudex; with a taproot. | Herbs, perennial, 1.1–3.9 dm; from a woody caudex; with numerous, thickened roots. | ||||||||
Stems | solitary or few to many, erect to ascending, often leaning on nearby shrubs (var. jepsonii), unbranched or branched, often with small, leafy axillary shoots, hairs matted to spreading, short and long, soft, mixed with short stipitate-glandular ones. |
few to several, ascending to erect, unbranched, hairs moderately dense, often retrorse, short, ± stiff, stipitate-glandular distally only in inflorescence. |
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Leaves | green, pale gray-green, sometimes dull reddish purple, linear to narrowly, sometimes broadly, lanceolate, 2–10.5 cm, not fleshy, margins plane, sometimes ± wavy, flat or involute, 0(–3)-lobed, apex acuminate to acute; lobes spreading, linear to short-lanceolate, often arising near mid length, apex acute to obtuse. |
appressed-ascending, green to purplish, linear to narrowly lanceolate, distal sometimes broadly lanceolate, (1–)2.5–4(–5.5) cm, not fleshy, margins plane, involute, 0(–5)-lobed, apex rounded to acuminate; lobes ascending, linear to narrowly lanceolate, apex acute. |
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Inflorescences | 3–30 × 1–7 cm; bracts green or dull purple throughout, or proximally green or dull purple, distally bright red to orange-red, sometimes salmon, orange, or yellow, usually linear to lanceolate, distal sometimes broadly lanceolate to oblong or elliptic, 0(–3)-lobed; lobes spreading to erect, linear to oblong or triangular, short or medium length, arising near or above mid length, apex acute to obtuse. |
2–7 × 1.5–2 cm; bracts proximally pale green to pale yellow-green, distally pale to bright yellow or cream, rarely pale orange, elliptic, narrowly ovate, elliptic-oblong, broadly lanceolate, or ovate, (0–)3(–5)-lobed; lobes ascending or spreading, narrowly lanceolate, short, arising near tip on distal bracts, central lobe apex rounded to truncate, lateral ones acute to rounded. |
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Corollas | curved proximally, straight to slightly curved distally, 25–57 mm; tube 15–29 mm; beak subequal to or exceeding calyx but abaxial lip, beak, and often part of tube usually exserted out abaxial cleft; beak adaxially green, yellow-green, or yellow, 13–21 mm, margins red, orange, or yellow; abaxial lip green, yellow, reddish, blackish, or deep red-purple, reduced, protuberant, forming a platform, 1–2 mm, 5–25% as long as beak; teeth ascending, green, purple sometimes with reddish tip, yellow, or blackish, 0.5–1 mm. |
straight, 17–25 mm; tube 9–13 mm; beak exserted, adaxially green, 6–8(–12) mm, margins red or reddish brown, short-hairy; abaxial lip green, reduced, sometimes exserted, 1.5–2 mm, 10–15% as long as beak, glabrous; teeth erect, green, 0.5–1.5 mm. |
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Calyces | proximally pale green, rarely pale purple, distally bright red or red-orange, rarely orange or yellow, or bright red or red-orange throughout, 20–42 mm; abaxial clefts 13–27 mm, adaxial 7–17 mm, abaxial 40–70% of calyx length, adaxial 12–33% of calyx length, deeper than laterals, lateral 0–7.5 mm, 0–35% of calyx length; lobes linear to narrowly triangular, strongly curved away from stem proximally and distally obviously curved toward stem, apex acute to acuminate to obtuse. |
proximally green to yellowish, distal 1/2 yellow, (16–)18–25 mm; abaxial and adaxial clefts (8–)9.5–12.5 mm, 50% of calyx length, deeper than laterals, lateral 0.5–5(–6) mm, 5–20% of calyx length; lobes lanceolate to ovate, apex acute to obtuse. |
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2n | = 24, 48, 72, 96. |
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Castilleja subinclusa |
Castilleja aquariensis |
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Phenology | Flowering Jun–Aug. | |||||||||
Habitat | Meadows with sagebrush, openings in spruce-fir forests. | |||||||||
Elevation | 2900–3400 m. (9500–11200 ft.) | |||||||||
Distribution |
CA; nw Mexico
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UT
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Discussion | Varieties 3 (3 in the flora). Castilleja subinclusa is divided into three varieties with somewhat discontinuous ranges. Identification of the varieties is often difficult when comparing only a single trait but is more easily accomplished when the characters are considered in a suite. The three varieties are also separable by range and habitat. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Castilleja aquariensis is endemic to the Aquarius Plateau in the mountains of south-central Utah. Its meadow habitats were severely degraded by livestock grazing, and at one time the species was a candidate for listing under the Endangered Species Act of the United States. It is still a species of management concern. Castilleja aquariensis is in the Center for Plant Conservation’s National Collection of Endangered Plants. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 17, p. 657. | FNA vol. 17, p. 589. | ||||||||
Parent taxa | ||||||||||
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Subordinate taxa | ||||||||||
Name authority | Greene: Pittonia 4: 2. (1899) — (as Castilleia) | N. H. Holmgren: Bull. Torrey Bot. Club 100: 87, fig. 3. (1973) | ||||||||
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