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26. Chelonopsis Miquel, Ann. Mus. Bot. Lugduno-Batavi. 2: 111. 1865.
铃子香属 ling zi xiang shu
Herbs or shrubs. Leaves crenate to serrate. Verticillasters in axils or upper leaves, 2-10-flowered. Calyx campanulate, membranous, dilated after anthesis, 10-veined, 4- or 5-toothed; teeth triangular, equal or subequal, or conspicuously 2-lipped, with upper lip 3-toothed and lower lip 2-toothed. Corolla white, yellow, or purple-red, 2-lipped; tube dilated in front near base, long exserted, not hairy annulate inside; upper lip short, straight, margin entire or emarginate; lower lip longer, subpatent, 3-lobed; middle lobe largest, emarginate, margin undulate to dentate. Stamens 4, ascending beneath upper corolla lip; filaments complanate, puberulent; anthers with 2-locular, bearded pollen sacs. Ovary glabrous. Style 2-cleft, lobes subulate. Nutlets flattened dorsiventrally, obliquely long winged at apex.
About 16 species: Asia, 13 species in China.
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| 1 |
Rhizomatous herbs; calyx conspicuously 2-lipped, with (4-)5 short unequal teeth |
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13 Chelonopsis chekiangensis |
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Shrubs or subshrubs; calyx with 5 equal teeth. |
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(2) |
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| 2 (1) |
Leaves lanceolate to ovate-lanceolate, short petiolate to subsessile; corolla usually creamy white to reddish, purple spotted. |
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(3) |
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Leaves ovate to ovate-triangular, long petiolate; corolla yellow to purple red. |
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(5) |
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| 3 (2) |
Leaves opposite, membranous; flowers solitary, axillary; calyx sparsely white ciliate outside, teeth lanceolate, slightly longer than tube |
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3 Chelonopsis forrestii |
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Leaves in whorls of 3, papery; cymes 1-3-flowered, axillary; calyx white villous, teeth triangular, shorter than tube. |
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(4) |
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| 4 (3) |
Leaves lanceolate, 3.5-6 × 0.8-1.3 cm; cymes usually 1-flowered; peduncle less than 3 mm; corolla 1.5-2 cm |
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1 Chelonopsis albiflora |
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Leaves ovate-lanceolate, 5-6 × 2-2.5 cm; cymes usually 3-flowered; peduncle ca. 1 cm; corolla ca. 3.5 cm |
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2 Chelonopsis souliei |
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| 5 (2) |
Branchlets pilose or villous, sometimes intermixed with sparse bristly hairs, glandular hairs few. |
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(6) |
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Branchlets densely spreading bristly, short glandular pilose. |
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(9) |
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| 6 (5) |
Leaves less than 3 cm; cymes 1-flowered |
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4 Chelonopsis giraldii |
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Leaves more than 3 cm; cymes rarely 1-flowered. |
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(7) |
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| 7 (6) |
Corolla yellow, middle lobe of lower lip conspicuously dentate or undulate |
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5 Chelonopsis odontochila |
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Corolla reddish to scarlet, middle lobe of lower lip entire or subentire. |
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(8) |
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| 8 (7) |
Plants densely pilose; leaves slightly corrugate, coarsely crenate-serrate |
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7 Chelonopsis mollissima |
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Plants sparsely villous; leaves not corrugate, double crenate-serrate |
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6 Chelonopsis rosea |
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| 9 (5) |
Calyx teeth acute, wider than long |
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12 Chelonopsis abbreviata |
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Calyx teeth acuminate, longer than wide. |
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(10) |
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| 10 (9) |
Bracts linear, minute. |
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(11) |
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Bracts leaflike, large, conspicuous. |
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(12) |
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| 11 (10) |
Leaves 8-12 × 6-7 cm; peduncle to 5 cm; pedicel 1.7-3 cm; corolla yellow |
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8 Chelonopsis lichiangensis |
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Leaves 6-8 × 3-4 cm; peduncle ca. 2.5 cm; pedicel 2-3 mm; corolla dull purple |
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9 Chelonopsis siccanea |
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| 12 (10) |
Bracts close to calyx, at first covering cymes; pedicel 2-5 mm |
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10 Chelonopsis bracteata |
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Bracts widely spaced, not covering calyx; pedicel to 2.5 cm |
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11 Chelonopsis pseudobracteata |
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List of lower taxa
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