An update on the taxonomy of Calamagrostis nagarum (Bor) G. Singh and its allies (Poaceae, Agrostidinae): morphometrics and micro-morphology Author Prasad, Dileshwar https://orcid.org/0000-0002-1835-4320 Plant Diversity, Systematics & Herbarium Division, CSIR-National Botanical Research Institute, Rana Pratap Marg, Lucknow- 226001, India & Academy of Scientific and Innovative Research (AcSIR), Sector 19, Kamla Nehru Nagar, Ghaziabad- 201002, India Author Kumar, Ravindra https://orcid.org/0000-0001-9920-8001 Plant Diversity, Systematics & Herbarium Division, CSIR-National Botanical Research Institute, Rana Pratap Marg, Lucknow- 226001, India & Academy of Scientific and Innovative Research (AcSIR), Sector 19, Kamla Nehru Nagar, Ghaziabad- 201002, India Author Jaiswal, Shubham https://orcid.org/0000-0003-4308-880X Plant Diversity, Systematics & Herbarium Division, CSIR-National Botanical Research Institute, Rana Pratap Marg, Lucknow- 226001, India Author Yadav, Rekha https://orcid.org/0000-0002-5181-7104 Plant Diversity, Systematics & Herbarium Division, CSIR-National Botanical Research Institute, Rana Pratap Marg, Lucknow- 226001, India Author Tiwari, Smita https://orcid.org/0000-0002-5671-9343 Plant Diversity, Systematics & Herbarium Division, CSIR-National Botanical Research Institute, Rana Pratap Marg, Lucknow- 226001, India Author Agnihotri, Priyanka https://orcid.org/0000-0001-5957-9991 Plant Diversity, Systematics & Herbarium Division, CSIR-National Botanical Research Institute, Rana Pratap Marg, Lucknow- 226001, India & Academy of Scientific and Innovative Research (AcSIR), Sector 19, Kamla Nehru Nagar, Ghaziabad- 201002, India priyagni_2006@yahoo.co.in text PhytoKeys 2022 2022-11-04 212 135 155 http://dx.doi.org/10.3897/phytokeys.212.89253 journal article http://dx.doi.org/10.3897/phytokeys.212.89253 1314-2003-212-135 DA205D222EE557FFA629BB71CE88AA20

Table 1. Morphological characters used in the present study.

Morphological characters	Character abbreviation (unit)
Panicle length	PNL (cm)
Ligule length	LIGL (mm)
Lower glume length	LGL (mm)
Lower glume width	LGW (mm)
Upper glume length	UGL (mm)
Upper glume width	UGW (mm)
Lemma length	LL (mm)
Palea length	PL (mm)
Awn length	AL (mm)
Rachilla hairs length	RHL (mm)
Lemma nerves prolongation length (intermediate nerve and lateral nerve)	LNP (mm)
Lemma base to awn insertion point length	LBTAIP (mm)
Awn insertion point to lemma tip length	AIPTLT (mm)
Ratio: lower glume length to upper glume length	LGL/UGL
Ratio: lower glume width to lower glume length	LGW/LGL
Ratio: lemma length to lower glume length	LL/LGL
Ratio: palea length to lemma length	PL/LL
Ratio: rachilla hair length to lemma length	RHL/LL
Ratio: awn length to lemma length	Al/LL
Ratio: awn insertion points to lemma tip, to lemma base to awn insertion point	AIPTLT/LBTAIP