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162. Delphinium caeruleum Jacquemont, Voy. Inde. 4(Bot.): 7. 1835-1844.
蓝翠雀花 lan cui que hua
Stem 5--80 cm tall, puberulent or pilose, sometimes also with glandular hairs, usually branched. Leaf blade 0.4--12 cm wide, adaxially densely puberulent or velutinous, base cordate; primary lobes separate for at least 90% of blade radius; central lobe rhombic or obovate-rhombic, 1--3 × dissected, distally 1- or 2-lobulate or undivided, apex rounded to acute; ultimate lobules linear, 2--5 mm wide; proximal leaves withered or not. Corymb 5--14 cm, 1--7-flowered, finely puberulent; proximal bracts leaflike or 3-sect, distal ones linear. Pedicels 3.5--8 cm; bracteoles borne near middle of pedicel or distally, lanceolate-linear, 4--10 mm. Sepals purple-blue, rarely white, abaxially puberulent; spur subulate, 1.5--2.8 cm, nearly straight or slightly recurved, base 2--3(--4) mm in diam.; other sepals 1.2--1.9(--2.5) cm. Petals undivided, glabrous. Staminode limb broadly obovate or suborbicular, entire or emarginate, yellow barbate. Filaments glabrous or pilose. Carpels 4 or 5; ovaries puberulent or villous. Fl. (Jun--)Jul--Oct.
Grassy or gravelly slopes; 2100--5000 m. Gansu, Qinghai, W Sichuan, NW Yunnan, Xizang [Bhutan, Nepal, Sikkim].
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1 |
Stem appressed puberulent, without glandular hairs. |
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(2) |
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Stem spreading puberulent, or spreading pilose and appressed puberulent, sometimes also with spreading, glandular hairs. |
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(3) |
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2 (1) |
Proximal leaves present at anthesis, cauline leaf blade to 8 cm wide, ultimate lobules 2--3 mm wide |
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162a var. caeruleum |
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Proximal leaves absent at anthesis, cauline leaf blade to 12 cm wide, ultimate lobules 2.5--5 mm wide |
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162b var. majus |
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3 (1) |
Stem spreading puberulent, sometimes also with spreading, glandular hairs; cauline leaf blade 2--2.8 cm wide, adaxially velutinous, ultimate lobules apically rounded or obtuse; spur 1.5--1.9 cm, base ca. 2.5 mm in diam.; ovaries puberulent |
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162c var. obtusilobum |
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Stem spreading pilose, appressed puberulent, and with some spreading, glandular hairs; cauline leaf blade 0.4--2.2 cm wide, adaxially densely puberulent, ultimate lobules apically acute; spur ca. 2.8 cm, base 3--4 mm in diam.; ovaries villous |
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162d var. crassicalcaratum |
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