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FOC | Family List | FOC Vol. 23 | Cyperaceae

55. Carex sect. Phleoideae Meinshausen, Trudy Imp. S.-Peterburgsk. Bot. Sada. 18: 281, 322. 1901.

多花薹草组 duo hua tai cao zu

Rhizome short. Culms tufted. Involucral bracts leaflike, setaceous, or glumelike. Spicate inflorescence long cylindric, lower spikes sometimes shortly branched; spikes numerous, androgynous. Female glumes ovate or ovate-oblong. Utricles winged or wingless and thickened on margins, membranous, veined, orifice 2-toothed. Stigmas 2.

Ten species: E, S, and SE Asia; six species in China.

1 Utricles winged on margins   (2)
+ Utricles thickened on margins or narrowly winged on upper part of margins   (3)
2 (1) Spikes disposed in a pyramidal-cylindric, dense inflorescence, 2.5-8 cm; utricles on margins from middle to apex with broad serrulate wings, densely brown puncticulate above.   482 C. neurocarpa
+ Spikes disposed in a long cylindric or ovate-elliptic inflorescence dense at apex, 1.5-3.5 cm; utricles on margins from middle to apex with narrow serrulate wings, not or sparsely brown puncticulate.   483 C. fluviatilis
3 (1) Utricles with several large tubercles abaxially.   484 C. paxii
+ Utricles without large tubercles abaxially   (4)
4 (3) Involucral bracts glumelike.   487 C. laevissima
+ Lowest involucral bracts leaflike or setaceous   (5)
5 (4) Utricles densely ferruginous puncticulate.   486 C. leiorhyncha
+ Utricles not ferruginous puncticulate.   485 C. nubigena

Lower Taxa


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