Strobilanthes glandulata (Acanthaceae), a new species from Sri Lanka based on the morphological and molecular evidences Author Nilanthi, Rajapakse Mudiyanselage Renuka 0000-0002-8398-541X Department of Wildlife Conservation, Battaramulla 10120, Sri Lanka & Post Graduate Institute of Science, University of Peradeniya, Peradeniya 20400, Sri Lanka & nilanthi. dwc @ gmail. com; https: // orcid. org / 0000 - 0002 - 8398 - 541 X nilanthi.dwc@gmail.com Author Samarakoon, Hiruna 0000-0002-5812-1046 Agriculture Biotechnology Centre, Faculty of Agriculture, University of Peradeniya, Peradeniya 20400, Sri Lanka & hirunas @ eng. pdn. ac. lk; https: // orcid. org / 0000 - 0002 - 5812 - 1046 hirunas@eng.pdn.ac.lk Author Jayawardana, Nuwan 0000-0002-8273-3050 Department of Wildlife Conservation, Battaramulla 10120, Sri Lanka & chathuranga. nuwan. ka @ gmail. com; https: // orcid. org / 0000 - 0002 - 8273 - 3050 chathuranga.nuwan.ka@gmail.com Author Hathurusinghe, Bhagya 0000-0002-0816-2501 Agriculture Biotechnology Centre, Faculty of Agriculture, University of Peradeniya, Peradeniya 20400, Sri Lanka & bhagya. hathurusinghe 93 @ gmail. com; https: // orcid. org / 0000 - 0002 - 0816 - 2501 bhagya.hathurusinghe93@gmail.com Author Wijesundara, Siril 0000-0002-6754-8201 National Institute of Fundamental Studies, Hantane Road, Kandy 20000, Sri Lanka & siril. wi @ nifs. ac. lk; https: // orcid. org / 0000 - 0002 - 6754 - 8201 siril.wi@nifs.ac.lk Author Bandaranayake, Pradeepa Chandani Gunathilake 0000-0001-8241-1775 Agriculture Biotechnology Centre, Faculty of Agriculture, University of Peradeniya, Peradeniya 20400, Sri Lanka & pradeepag @ agri. pdn. ac. lk, pgunathilake @ ucdavis. edu; https: // orcid. org / 0000 - 0001 - 8241 - 1775 pgunathilake@ucdavis.edu text Phytotaxa 2022 2022-11-17 573 1 1 14 http://dx.doi.org/10.11646/phytotaxa.573.1.1 journal article 189256 10.11646/phytotaxa.573.1.1 55e0a16e-c362-41d5-8bdc-855a7ffb0d63 1179-3163 7329401

TABLE. Comparison of morphological characters of Strobilanthes glandulata and S. lupulina.

Characters	S. glandulata	S. lupulina †
Habit	much-branched shrub	erect shrub
Stem	slender, rounded	very stout, quadrangular
Leaf dimension	3–14 × 1.5–8 cm	2.5–16 × 1.5–6 cm
Leaf shape	ovate	broadly eliptic
Leaf apex	acuminate	shortly acuminate
Leaf margin	dentate	serrate
Leaf veins	5–7 pairs	9–11 pairs
Petiole length	1.3–7.5 cm long	0.3–7.5 cm long
Inflorescence	oval-elongated head	head
Head length	4.5–6.1 cm long	2–4.5 cm long
Bract shape	broadly ovate,concave	ovate, strongly concave
Bract colour	green	whitish, pink or green
Bract margin	crenate	entire
Bract indumentum	densely glandular hairy	glabrous
Bract length	10–15 mm long	13–18 mm long
Calyx length	5–6 mm	5–6 mm long
Bract:calyx ratio	2:1	3:1
Corolla colour	pale purple	white or purple
Length of corolla tube	21–25 mm long	18–25 mm long
Flower diameter	8–12 mm	6–10 mm
† Wood, 1998