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16. CAREX sect. ANOMALAE J. Carey, Carices North. U.S. 557. 1847.
异囊薹草组 yi nang tai cao zu
Authors: Lun-Kai Dai & Tetsuo Koyama
Rhizome sometimes stoloniferous. Involucral bracts leaflike or lowest one leaflike, shortly sheathed, upper ones setaceous, not sheathed. Spikes usually unisexual; terminal spike male; lateral spikes female, rarely bisexual, androgynous, female spikes rather remote, densely many flowered, pedunculate. Female glumes usually mucronate at apex, rarely without mucro. Utricles membranous, glabrous, some species purple-red papillate, glandular punctate, or punctate, shortly beaked, orifice subtruncate or emarginate. Style base not thickened; stigmas 3.
About 20 species: E Asia, Australia, North America; four species (one endemic) in China.
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| 1 |
Utricles neither papillate nor glandular punctate |
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(2) |
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Utricles purple-red papillate or glandular punctate |
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(3) |
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| 2 (1) |
Utricles without conspicuous veins except costas, purple punctate; female glumes muticous; terminal spike male. |
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81 C. jaluensis |
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Utricles several veined between costas; female glumes long awned; terminal spike gynaecandrous. |
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82 C. hemineuros |
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| 3 (1) |
Female glumes oblong-ovate or ovate, 3-veined; utricles broadly obovate or broadly elliptic, 2.2-2.5 mm, purple-red papillate; nutlets broadly obovate or broadly elliptic, yellowish brown, shortly stipitate. |
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83 C. maculata |
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Female glumes narrowly oblong, 1-costate; utricles obovate, ca. 2 mm, purple-red glandular punctate; nutlets obovate, yellowish white, sessile. |
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84 C. angustiutricula |
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Lower Taxa
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