Stenopadus stipitatus Maguire

  • Authority

    Maguire, Bassett & Wurdack, John J. 1957. The Botany of the Guiana Highland -- Part II. Mem. New York Bot. Gard. 9 (3): 235-392.

  • Family

    Asteraceae

  • Scientific Name

    Stenopadus stipitatus Maguire

  • Description

    Latin Diagnosis - Arbor 4-6 m alta; ramulis teretibus in axillis foliorum dense pilosis, aliter glabris; foliis alternis, laminis elliptico-oblanceolatis, 7-12 cm longis, 3-5 cm latis, ad apicem rotundatis, basi acutis, venis primariis lateralibus prominulis, ca. 15-jugis in nervo marginali collectivo; petiolo lato, 3-5 mm longo; capitulo solitario sessili terminali majusculo, 40-50-floro homogamo; involucro hypocrateriformi 6-7 cm alto, multiseriato; stipite 3.5-4.5 cm longo, 10-12-seriato, bracteis glabris deltoideo-ovatis vel ovatis 3-8 mm longis, carinatis, obtusis; phyllariis ca. 8-seriatis, vix carinatis, gradatis, inferioribus ovato-oblongis 1.5-2.5 cm longis, 7-8 mm latis, superioribus oblongo-lanceolatis ca. 3 cm longis, ca. 6 mm latis, obtusis, intimis anguste 2-3 mm latis; receptaculo piano alveolato sparse piloso multipaleaceo, paleis 2-3 mm latis; corollis glabris actinomorphis subcarneis subventricoso-hypocrateriformibus, tubo cylindrico 10-12 mm longo, limbo ca. 8 mm longo, lobis 7-8 mm longis, circinnatis acutis, 3-nervatis, nervis liberis ad basim corollae; filamentis ca. 17 mm longis, ad basim limbi affixis; antheris 12-13 mm longis, appendicibus apicalibus acutis, appendicibus caudalibus antherarum adjacentium connatis; stylis ca. 40 mm longis, sursum asperulis, ramulis ca. 0.5 mm longis compressis, aliquantum dilatatis, obovatis, acutiusculis; achaeniis glabris, prismaticis, 4-angulatis, ca. 6 mm longis, annulo deficienti; corona ca. 0.5 mm longa, aliquantum 5-lobata; pappo ca. 22 mm longo, stramineo, (4) 5-seriato; setis anguste subpaleaceis, ad apices acute dilatatis, barbellatis, ad bases compressis minute connatis.

  • Discussion

    TYPE: small branched tree 4-6 m high, heads long-stipitate; infrequent, woodland along margins of Cano Yutaje, Right Fork9 at 1500 m alt., Cerro Yutaje, Manapiare River, Terr. Amazonas, Venezuela, Feb. 219 19539 B. Maguire & C. K. Maguire 35358 (NY).

    Known only by the type collection.