Xyris wurdackii Maguire & L.B.Sm.
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Authority
Maguire, Bassett & Wurdack, John J. 1964. The botany of the Guayana Highland--Part V. Mem. New York Bot. Gard. 10: 1-278.
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Family
Xyridaceae
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Scientific Name
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Description
Latin Diagnosis - Herbae acaules, cespitosae; foliis 10-22 cm longis; vaginis 2-4 cm longis, dense sulcatis, rubro-brunneis, basi abrupte dilatatis et atro-castaneis, intusdense longeque ciliatis, alibi glabris; laminis teretibus, subulato-acuminatis, 0.8-1.3 mm diametro, glabris, laevibus vel ex sicco plus minusve sulcatis, pallidopunctulatis; scapo 10-25 cm alto, 0.6-1.0 mm diametro, tereti, ecostato, glabro; vagina scapi eis foliorum simili, brevissime laminata; spica obovoidea, 7-8 mm longa, pluriflora, tomento albido longo fere omnino occulta; bracteis basilaribus hand vel vix reductis, alteris ovatis, acutis, sepala subaequantibus, area dorsali magna angusta praeditis; sepalis lateralibus liberis, lanceolatis, acuminatis, 4.5-5.5 mm longis, carinatis, ad apicem versus sparse ciliatis; placentis perjuvenilibus ignotis.
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Discussion
Fig. 9, A-E.