| 1 |
Corolla yellow throughout or with red galea and white lower lip margins, galea ± coiled but not twisted. |
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(2) |
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Corolla purple, with purple galea; galea twisted. |
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(8) |
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| 2 (1) |
Corolla yellow, with red galea and white margin on lower lip; lower lip to 3 cm wide |
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334 Pedicularis tricolor |
| + |
Corolla usually yellow throughout; lower lip less than 2.6 cm wide. |
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(3) |
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| 3 (2) |
Leaves pinnatisect; corolla tube 2.5--3 cm; calyx lobes (2 or)3 |
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332 Pedicularis croizatiana |
| + |
Leaves pinnatifid to pinnatipartite, some merely undulate-lobed; corolla tube more than 4 cm; calyx lobes usually 2, some 3. |
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(4) |
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| 4 (3) |
Galea crested in front; corolla tube less than 3 X as long as calyx; calyx lobes 3 |
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333 Pedicularis cranolopha |
| + |
Galea not crested in front; corolla tube 3--10 X as long as calyx; calyx lobes usually 2. |
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(5) |
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| 5 (4) |
Galea bent at a right angle, beak ca. 15 mm |
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338 Pedicularis armata |
| + |
Galea curving gradually, beak 6--10 mm. |
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(6) |
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| 6 (5) |
Lobes of lower corolla lip emarginate; beak of galea 2-cleft at apex; plants glabrescent |
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336 Pedicularis longiflora |
| + |
Lateral lobes of lower corolla lip rounded, not emarginate; beak of galea entire at apex; plants pubescent. |
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(7) |
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| 7 (6) |
Leaves basal and on stem, leaf blade to 7 X 1.8 cm; corolla tube 4.5--5 cm; galea slightly bent apically, forming nearly a circle, beak strongly curved |
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335 Pedicularis chinensis |
| + |
Leaves basal, leaf blade ca. 5 X 1 cm; corolla tube ca. 7.5 cm; galea curving downward into a horseshoe-shape, beak nearly straight |
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337 Pedicularis bidentata |
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| 8 (1) |
Middle lobe of lower corolla lip emarginate to deeply 2-lobed. |
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(9) |
| + |
Middle lobe of lower corolla lip entire, truncate, or rounded. |
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(12) |
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| 9 (8) |
Beak of corolla ca. 5 mm, ± semicircular; leaves pinnatipartite to pinnatisect |
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339 Pedicularis latituba |
| + |
Beak of corolla 7--15 mm, usually S-shaped; leaves pinnatisect. |
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(10) |
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| 10 (9) |
Calyx 5--6 mm, lobes 2; corolla tube 1--2.5 cm; plants low, with short, creeping stems |
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341 Pedicularis humilis |
| + |
Calyx more than 10 mm, lobes 2 or 3(--5); corolla tube more than 3 cm; plants tall or short. |
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(11) |
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| 11 (10) |
Beak of galea 10--15 mm; all filaments pubescent |
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348 Pedicularis sigmoidea |
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Beak of galea to 11 mm; 2 filaments pubescent, 2 glabrous |
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349 Pedicularis siphonantha |
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| 12 (8) |
Corolla white, some with a purple galea. |
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(13) |
| + |
Corolla red, rose, to purple throughout (corolla of P. fastigiata is rose with a deep red galea). |
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(15) |
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| 13 (12) |
Corolla white with purple galea |
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342 Pedicularis variegata |
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Corolla white throughout. |
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(14) |
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| 14 (13) |
Calyx lobes 3--5; corolla tube 5--6 X as long as calyx; 2 filaments pubescent, 2 glabrous |
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344 Pedicularis leptosiphon |
| + |
Calyx lobes 2; corolla tube 8--9 X as long as calyx; all filaments pubescent |
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345 Pedicularis paxiana |
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| 15 (12) |
Calyx 12--24 mm, lobes usually 2; leaves usually pinnatifid to pinnatipartite. |
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(16) |
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Calyx 7--10 mm, lobes 3; leaves pinnatisect. |
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(17) |
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| 16 (15) |
Corolla tube to 12 cm; all filaments pubescent |
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340 Pedicularis decorissima |
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Corolla tube 3--5 cm; 2 filaments pubescent, 2 glabrous |
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346 Pedicularis dolichantha |
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| 17 (15) |
Corolla tube 3.5--4 cm; beak of galea semicircular; all filaments glabrous |
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343 Pedicularis fastigiata |
| + |
Corolla tube 8--11 cm; beak of galea S-shaped; anterior filament pair pubescent apically, others glabrous |
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347 Pedicularis tenuituba |
