Hirtella mucronata Prance

  • Authority

    Prance, Ghillean T. 1972. Chrysobalanaceae. Fl. Neotrop. Monogr. 9: 1-410. (Published by NYBG Press)

  • Family

    Chrysobalanaceae

  • Scientific Name

    Hirtella mucronata Prance

  • Type

    Type. A. C. Smith 2718, Guyana, Essequibo River near mouth of Onoro Creek, fl (holotype, NY; isotypes, A, F, K, MAD, P, S, US).

  • Description

    Latin Diagnosis - Arbor, ramulis juvenilibus tomentosis. Folia alternata, petiolata; petiolo 2.5-4.0 mm longo, tereti, eglanduloso, tomentoso; laminae ellipticae, coriaceae, 13.0-17.0 cm longae, 4.5-6.5 cm latae, apice mucronatae, 6.0-11.0 cm longae, basi rotundatae vel subcuneatae, subtus dense hirsutae; costa media supra glabra, leviter prominente, subtus prominente tomentello-hirsuta; costis secundariis 13-15 jugis, supra prominulis subtus prominentibus. Stipulae 5.0-7.0 mm longae, lineares, persistentes, tomentellae, eglandulosae. Flores circa 5.0 cm longi, in racemis axillari-bus terminalibusque 8.0-15.0 cm longis dispositi, rachi tomentosi. Bracteae bracteo-laeque 1.5-3.5 mm longae, lanceolatae, persistentes, tomentosae, apicibus saepius glandibus stipitatis terminantae. Receptaculum campanulatum, extus sparse tomentellum, intus versus basim glabrum; pedicelli 1.0-2.0 mm longi saepius versus basim cum glandulo unico stipitate ornati. Calycis-lobi acuti, extus tomentelli, intus puberuli. Petala 5, glabra, purpurea vel azurea. Stamina 5, unilateralia; filamenta glabra, longe exserta. Ovarium ad medium receptaculi insertum, pilosum. Stylus e basi ovarii ortus, hirsutus. Fructus mihi ignoti.

  • Discussion

    This species is very closely related to H. burchellii, but differs in the much broader leaves with mucronate apices, and in the more pubescent lower surface of the leaf.

  • Distribution

    Non-flooded forest in Guyana and the lower Rio Negro region of Brazil.

    Brazil South America| Amazonas Brazil South America|