Stellaria engleriana Montesinos & Borsch 2023, comb. nov.

Fuente: Zenodo
Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: Montesinos-Tubée, Daniel B., Borsch, Thomas
Format: Recurso digital
Veröffentlicht: Zenodo 2023
Schlagworte:
Online-Zugang:
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
_version_ 1866902308115185664
author Montesinos-Tubée, Daniel B.
Borsch, Thomas
author_facet Montesinos-Tubée, Daniel B.
Borsch, Thomas
contents <p>6. <i>Stellaria engleriana</i> (Muschl.) Montesinos & Borsch, comb. nov.</p><p>≡ <i>Arenaria engleriana</i> Muschl. in Bot. Jahrb. Syst. 45: 449. 1911.</p><p>– Lectotype (designated here): Peru, Junín, Tarma, La Oroya, encima de Tarma en el camino a La Oroya, 4000 m, <i>A. Weberbauer 2542</i> (MOL [MOL00000453!]).</p><p><i>Morphological description</i> — Perennial herb, diffuse caespitose, cushions 5–12 cm in diam.; root woody. <i>Stems</i> subwoody, lower parts clothed with a greyishgreen thick bark, or very minutely ridged-reticulated, prostrate, sometimes rooting at nodes, 3–6 cm long, internodes 0.1–0.5 mm long, glabrous or with sparse slightly yellowish-whitish pubescence, trichomes 1–2 mm long. <i>Leaves</i> opposite, sessile; lamina lanceolate or ovate or rarely linear-lanceolate, fleshy or rarely membranous, thick, apex acute or mucronate, 5–10 mm long and 2–5 mm wide, hirsute near base and midvein, margin slightly hairy, midrib prominent on underside. <i>Plants</i> bisexual-hermaphrodite. <i>Flowers</i> subsessile or on short up to 0.5 mm long, glabrous peduncles, terminal and axillary; perigynous, cylindrical-oblong, 3.5–4.5 mm long and 1–1.8 mm wide; calyx cylindrical-turbinate; sepals 5, imbricate, ovate-oblong, slightly involute, yellow, 3–4 mm long and 1–1.5 mm wide, glabrous on surface but margins densely ciliate, apex acute-attenuate, folded and forming a narrow cylinder that covers capsule; petals 5, strongly reduced, yellowish to translucent, ovate, apex obtuse, 0.8–1.2 mm long and 0.3–0.5 mm wide; stamens 4 or 5, episepalous, 1.8–2.1 mm long; ovary ovoid-turbinate, 0.4–0.7 mm long and 0.4–0.6 mm wide, style 3-fid, stigma aciculate. <i>Capsule</i> subglobose, dehiscent with six valves, ovate-oblong, 1.3–1.7 mm long and 1.2–1.5 mm wide, containing 2–4 seeds, these lenticular, 0.7–1 mm in diam.; testa dark brown, bearing brown tubercles.</p><p><i>Distribution</i> — Central Peru, in Junín and Huánuco departments, at altitudes of 4000–4400 m.</p>
format Recurso digital
id zenodo_https___doi_org_10_5281_zenodo_16369011
institution Zenodo
language
publishDate 2023
publisher Zenodo
record_format zenodo
spellingShingle Stellaria engleriana Montesinos & Borsch 2023, comb. nov.
Montesinos-Tubée, Daniel B.
Borsch, Thomas
Biodiversity
Taxonomy
Plantae
Tracheophyta
Magnoliopsida
Caryophyllales
Caryophyllaceae
Stellaria
Stellaria engleriana
<p>6. <i>Stellaria engleriana</i> (Muschl.) Montesinos & Borsch, comb. nov.</p><p>≡ <i>Arenaria engleriana</i> Muschl. in Bot. Jahrb. Syst. 45: 449. 1911.</p><p>– Lectotype (designated here): Peru, Junín, Tarma, La Oroya, encima de Tarma en el camino a La Oroya, 4000 m, <i>A. Weberbauer 2542</i> (MOL [MOL00000453!]).</p><p><i>Morphological description</i> — Perennial herb, diffuse caespitose, cushions 5–12 cm in diam.; root woody. <i>Stems</i> subwoody, lower parts clothed with a greyishgreen thick bark, or very minutely ridged-reticulated, prostrate, sometimes rooting at nodes, 3–6 cm long, internodes 0.1–0.5 mm long, glabrous or with sparse slightly yellowish-whitish pubescence, trichomes 1–2 mm long. <i>Leaves</i> opposite, sessile; lamina lanceolate or ovate or rarely linear-lanceolate, fleshy or rarely membranous, thick, apex acute or mucronate, 5–10 mm long and 2–5 mm wide, hirsute near base and midvein, margin slightly hairy, midrib prominent on underside. <i>Plants</i> bisexual-hermaphrodite. <i>Flowers</i> subsessile or on short up to 0.5 mm long, glabrous peduncles, terminal and axillary; perigynous, cylindrical-oblong, 3.5–4.5 mm long and 1–1.8 mm wide; calyx cylindrical-turbinate; sepals 5, imbricate, ovate-oblong, slightly involute, yellow, 3–4 mm long and 1–1.5 mm wide, glabrous on surface but margins densely ciliate, apex acute-attenuate, folded and forming a narrow cylinder that covers capsule; petals 5, strongly reduced, yellowish to translucent, ovate, apex obtuse, 0.8–1.2 mm long and 0.3–0.5 mm wide; stamens 4 or 5, episepalous, 1.8–2.1 mm long; ovary ovoid-turbinate, 0.4–0.7 mm long and 0.4–0.6 mm wide, style 3-fid, stigma aciculate. <i>Capsule</i> subglobose, dehiscent with six valves, ovate-oblong, 1.3–1.7 mm long and 1.2–1.5 mm wide, containing 2–4 seeds, these lenticular, 0.7–1 mm in diam.; testa dark brown, bearing brown tubercles.</p><p><i>Distribution</i> — Central Peru, in Junín and Huánuco departments, at altitudes of 4000–4400 m.</p>
title Stellaria engleriana Montesinos & Borsch 2023, comb. nov.
topic Biodiversity
Taxonomy
Plantae
Tracheophyta
Magnoliopsida
Caryophyllales
Caryophyllaceae
Stellaria
Stellaria engleriana
url https://doi.org/10.5281/zenodo.16369011