Croton lindquistii (Euphorbiaceae): a new arborescent species from western Mexico

Croton lindquistii, a new species in Croton subg. Geiseleria sect. Eluteria subsect. Eluteria, is described and illustrated. It occurs in the tropical deciduous forests of western Mexico from Sonora to Oaxaca. The species is economically important, and during the past four decades, plants have been...

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Autor principal: Victor Werner Steinmann
Formato: info:eu-repo/semantics/article
Publicado: Phytotaxa 2014
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Acceso en línea:http://inecol.repositorioinstitucional.mx/jspui/handle/1005/241
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author Victor Werner Steinmann
author_facet Victor Werner Steinmann
author_sort Victor Werner Steinmann
collection REPO
description Croton lindquistii, a new species in Croton subg. Geiseleria sect. Eluteria subsect. Eluteria, is described and illustrated. It occurs in the tropical deciduous forests of western Mexico from Sonora to Oaxaca. The species is economically important, and during the past four decades, plants have been extensively harvested for their straight, hard, and durable trunks that are used as fence posts and stakes in agricultural fields. Although the exact affinities of C. lindquistii are unknown, it is similar to both C. niveus and C. pseudoniveus. It differs from the former by having ovate to cordiform leaves, fruiting pedicels less than 3 mm long, and spiciform thyrses that are very compact with the axis obscured by the buds. It differs from the latter by having 15?16 stamens per flower and stellate-pubescent ovaries and fruits. The name Croton fantzianus has been misapplied to Croton lindquistii. A key is provided that distinguishes the new species from the five other members of Croton sect. Eluteria subsect. Eluteria that have ovaries and fruits with stellate pubescence.
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spelling repo-1005-2412018-05-24T17:01:40Z Croton lindquistii (Euphorbiaceae): a new arborescent species from western Mexico Victor Werner Steinmann Phytotaxa 2014 info:eu-repo/semantics/article Croton lindquistii, a new species in Croton subg. Geiseleria sect. Eluteria subsect. Eluteria, is described and illustrated. It occurs in the tropical deciduous forests of western Mexico from Sonora to Oaxaca. The species is economically important, and during the past four decades, plants have been extensively harvested for their straight, hard, and durable trunks that are used as fence posts and stakes in agricultural fields. Although the exact affinities of C. lindquistii are unknown, it is similar to both C. niveus and C. pseudoniveus. It differs from the former by having ovate to cordiform leaves, fruiting pedicels less than 3 mm long, and spiciform thyrses that are very compact with the axis obscured by the buds. It differs from the latter by having 15?16 stamens per flower and stellate-pubescent ovaries and fruits. The name Croton fantzianus has been misapplied to Croton lindquistii. A key is provided that distinguishes the new species from the five other members of Croton sect. Eluteria subsect. Eluteria that have ovaries and fruits with stellate pubescence. info:eu-repo/classification/cti/2 info:eu-repo/classification/cti/2 http://inecol.repositorioinstitucional.mx/jspui/handle/1005/241 info:eu-repo/semantics/openAccess citation:Steinmann V.W. 2014. Croton lindquistii (Euphorbiaceae): a new arborescent species from western Mexico. Phytotaxa. 166 (3): 235-240 http://creativecommons.org/licenses/by-nc-nd/4.0 application/pdf
spellingShingle info:eu-repo/classification/cti/2
info:eu-repo/classification/cti/2
Victor Werner Steinmann
Croton lindquistii (Euphorbiaceae): a new arborescent species from western Mexico
title Croton lindquistii (Euphorbiaceae): a new arborescent species from western Mexico
title_full Croton lindquistii (Euphorbiaceae): a new arborescent species from western Mexico
title_fullStr Croton lindquistii (Euphorbiaceae): a new arborescent species from western Mexico
title_full_unstemmed Croton lindquistii (Euphorbiaceae): a new arborescent species from western Mexico
title_short Croton lindquistii (Euphorbiaceae): a new arborescent species from western Mexico
title_sort croton lindquistii nbsp euphorbiaceae a new arborescent species from western mexico
topic info:eu-repo/classification/cti/2
info:eu-repo/classification/cti/2
url http://inecol.repositorioinstitucional.mx/jspui/handle/1005/241
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