identifier	taxonID	type	CVterm	format	language	title	description	additionalInformationURL	UsageTerms	rights	Owner	contributor	creator	bibliographicCitation
03E187E38E5C1F5BFF47FC02FA2B2FC5.text	03E187E38E5C1F5BFF47FC02FA2B2FC5.taxon	http://purl.org/dc/dcmitype/Text	http://rs.tdwg.org/ontology/voc/SPMInfoItems#GeneralDescription	text/html	en	Carex (sect. Ammoglochin) Dumort.	<div><p>Key to identification of species within section Ammoglochin and Carex disticha</p> <p>When constructing the key, both data from Poland and other European countries have been taken into account (plants collected during fieldwork in Belgium, the Netherlands, Germany, the Czech Republic, Austria, Armenia, Bulgaria) as well as herbarium material from B—Berlin-Dahlem, DE; L—Leiden, NL and W—Vienna, AT).</p> <p>1a. All spikes with female flowers at the top......................................................................................................................................... 2</p> <p>1b. At least one spike with male flowers at the top................................................................................................................................ 6</p> <p>2a. Utricles usually more than 4 mm long, conspicuously veined......................................................................................................... 3</p> <p>2b. Utricles usually less than 4 mm long, obscurely veined.................................................................................................................. 4</p> <p>3a. Leaves 1–2 mm wide, shorter than the stems; female glumes reddish-brown with pale or green midrib and hyaline margins.............................................................................................................................................................................................. Carex colchica</p> <p>3b. Leaves 2–3 mm wide, exceeding stems; female glumes pale, whitish with green midrib............................ Carex pseudobrizoides</p> <p>4a. Leaves not more than ½ as long as the stems; later in the season the leaves get more elongated and may exceed the fruiting stems; spikes dark brown; spikes straight; utricles usually less than 3.5 mm, narrowing suddenly into the beak................ Carex praecox</p> <p>4b. Leaves exceeding the stems; at least the middle spikes usually slightly curved; utricles usually more than 3.5 mm, tapering into the beak................................................................................................................................................................................................... 5</p> <p>5a. Spikes pale whitish-cream; utricles narrow, not wider than 1.5–2 mm; ratio of utricle length/utricle width around 3.6...................................................................................................................................................................................................... Carex brizoides</p> <p>5b. Spikes light brown; utricles more than 2.4 mm wide; ratio of utricle length/utricle width around 2.8...................... Carex curvata</p> <p>6a. Middle spikes entirely male........................................................................................................................................ Carex disticha</p> <p>6b. Middle spikes with both male and female flowers........................................................................................................................... 7</p> <p>7a. Middle spikes with female flowers above and male below........................................................................... Carex pseudobrizoides</p> <p>7b. Middle spikes with male flowers above and female below, sometimes all spikes with female flowers at the top.......................... 8</p> <p>8a. Utricles broad, 1.80–2.38 mm, conspicuously veined; nuts well-developed............................................................ Carex arenaria</p> <p>8b. Utricles narrow, 1.30–1.50 mm, obscurely veined; nuts seldom well-developed........................................................ Carex repens</p></div> 	https://treatment.plazi.org/id/03E187E38E5C1F5BFF47FC02FA2B2FC5	Public Domain	No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.		Plazi	Koopman, Jacob;Więcław, Helena;Kobierski, Piotr	Koopman, Jacob, Więcław, Helena, Kobierski, Piotr (2022): Carex section Ammoglochin (Cyperaceae) in Poland. Phytotaxa 575 (1): 1-34, DOI: 10.11646/phytotaxa.575.1.1, URL: http://dx.doi.org/10.1094/PDIS-04-22-0755-PDN
