Xyris araracuarae 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, subbulbosae; foliis 15-20 cm longis; vaginis 5 cm longis, sulcatis, rubescentibus, basi abrupte orbiculari-dilatatis et atro-castaneis, intus longe denseque ciliatis, alibi glabris; laminis tortuosis, acuminatis, 0.7 mm latis, ex sicco irregulariter sulcatis, margine hand incrassatis, glabris; scapo 30 cm alto, 0.7 mm diametro, tereti, sublaeve; vagina scapi eis foliorum simili, brevissime laminata; spica late ellipsoidea, dein ex sicco obovoidea, 8 mm longa, submultiflora; bracteis ellipticis, late rotundatis, pallidis, margine tenuibus laceratisque, area dorsali magna angusta laeve viridi praeditis, basilaribus valde reductis, alteris sepala superantibus; sepalis lateralibus liberis, aequilateralibus, lanceolatis, acutis, 6 mm longis, anguste carinatis, ad apicem versus brevissime ciliatis; placentis per juvenilibus ignotis.
Distribution and Ecology - Distribution. Known only by the type collection.
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Discussion
Fig. 20, A-F.
Type. Frequent in scrub savanna, Araracuara, Rio Caqueta, 5 Sep 1959, Amazonas, Colombia, Bassett Maguire, C. K. Maguire & A. Fernandez 44132 (holotype NY, isotype US).