A new species of Romanschulzia (Brassicaceae) from the state of Guerrero, Mexico

Romanschulzia guerrerensis, a new species from the State of Guerrero (Mexico), is described and illustrated. The new species resembles R. apetala, R. subclavata and R. rzedowskii in having apetalous flowers, but differs from the first two by having free instead of connate sepals and sessile instead...

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Détails bibliographiques
Auteurs principaux: Bustamante, Rubí, Fonseca, Rosa María
Format: Online
Langue:spa
Publié: Instituto de Ecología, A.C. 2009
Accès en ligne:https://abm.ojs.inecol.mx/index.php/abm/article/view/1080
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author Bustamante, Rubí
Fonseca, Rosa María
author_facet Bustamante, Rubí
Fonseca, Rosa María
author_sort Bustamante, Rubí
collection ABM
description Romanschulzia guerrerensis, a new species from the State of Guerrero (Mexico), is described and illustrated. The new species resembles R. apetala, R. subclavata and R. rzedowskii in having apetalous flowers, but differs from the first two by having free instead of connate sepals and sessile instead of stipitate fruits. It resembles R. rzedowskii in the having free sepals, small anthers, and sessile, terete fruits, but differs in the erect-ascending vs. reflexed fruits and fruiting pedicels. It grows in a temperate and humid zone near cerro Teotepec in Guerrero. A key to the four species and a table comparing their various morphological characters are provided.
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spelling oai:oai.abm.ojs.inecol.mx:article-10802022-12-23T05:42:27Z A new species of Romanschulzia (Brassicaceae) from the state of Guerrero, Mexico Nueva especie de Romanschulzia (Brassicaceae) del estado de Guerrero, México Bustamante, Rubí Fonseca, Rosa María Brassicaceae Guerrero Mexico Romanschulzia Brassicaceae Guerrero México Romanschulzia Romanschulzia guerrerensis, a new species from the State of Guerrero (Mexico), is described and illustrated. The new species resembles R. apetala, R. subclavata and R. rzedowskii in having apetalous flowers, but differs from the first two by having free instead of connate sepals and sessile instead of stipitate fruits. It resembles R. rzedowskii in the having free sepals, small anthers, and sessile, terete fruits, but differs in the erect-ascending vs. reflexed fruits and fruiting pedicels. It grows in a temperate and humid zone near cerro Teotepec in Guerrero. A key to the four species and a table comparing their various morphological characters are provided. Se describe y se ilustra Romanschulzia guerrerensis, una nueva especie del estado de Guerrero. Se asemeja a R. apetala, R. subclavata y R. rzedowskii en que tienen flores apétalas, pero difiere de las dos primeras por presentar sépalos libres en lugar de connados y frutos sésiles en vez de estipitados. Se parece a R. rzedowskii en sus sépalos libres, anteras pequeñas y frutos sésiles y cilíndricos, pero difiere de ésta en tener frutos y pedúnculos reflejos vs. erectos y ascendentes. Se incluye una clave para las cuatro especies y una tabla en la cual se comparan las características de las mismas. R. guerrerensis crece en una zona templada y húmeda cerca del cerro Teotepec en Guerrero. Instituto de Ecología, A.C. 2009-04-01 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion artículo evaluado por pares application/pdf text/html https://abm.ojs.inecol.mx/index.php/abm/article/view/1080 10.21829/abm87.2009.1080 Acta Botanica Mexicana; No. 87 (2009); 23-29 Acta Botanica Mexicana; Núm. 87 (2009); 23-29 2448-7589 0187-7151 spa https://abm.ojs.inecol.mx/index.php/abm/article/view/1080/1250 https://abm.ojs.inecol.mx/index.php/abm/article/view/1080/1251 Derechos de autor 2016 Acta Botanica Mexicana https://creativecommons.org/licenses/by-nc/4.0
spellingShingle Bustamante, Rubí
Fonseca, Rosa María
A new species of Romanschulzia (Brassicaceae) from the state of Guerrero, Mexico
title A new species of Romanschulzia (Brassicaceae) from the state of Guerrero, Mexico
title_full A new species of Romanschulzia (Brassicaceae) from the state of Guerrero, Mexico
title_fullStr A new species of Romanschulzia (Brassicaceae) from the state of Guerrero, Mexico
title_full_unstemmed A new species of Romanschulzia (Brassicaceae) from the state of Guerrero, Mexico
title_short A new species of Romanschulzia (Brassicaceae) from the state of Guerrero, Mexico
title_sort new species of romanschulzia (brassicaceae) from the state of guerrero, mexico
url https://abm.ojs.inecol.mx/index.php/abm/article/view/1080
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