taxonID	type	description	language	source
03CE87AB085CFFD1CB5EFE83DD2FF949.taxon	diagnosis	Morphologically similar to A. fulgens Choisy but can be easily distinguished from 2 – 2.5 cm long petiole (vs. 3 – 7 cm long), a cordate lamina base (vs. rounded), a hairy abaxial surface of the lamina (vs. glabrous), 12 secondary veins (vs. 18 – 22), 10 – 12 - flowered inflorescence (vs. 5 – 7 - flowered), 3 bracts (vs. 2), subequal or unequal sepals (vs. equal) and a corolla tube that is pale purple at the base and milky white at the throat (vs. dark purple throughout). A detailed morphological comparison is provided in Table 1.	en	P. B. S., Yadav, S., Karuppusamy, Richard, P. S. S. (2024): A new species of Argyreia (Convolvulaceae) from the southern Western Ghats, India. Rheedea 34 (5): 483-487, DOI: 10.22244/rheedea.2024.34.05.09
03CE87AB085CFFD1CB5EFE83DD2FF949.taxon	materials_examined	Type: INDIA, Tamil Nadu, Tirunelveli, Manimuthar falls, on the way to Manjolai, above 684 m, 20.08.2023, Karuppusamy, Bharath & Richard 3121 (holo SGH!; iso MCCH! MH!).	en	P. B. S., Yadav, S., Karuppusamy, Richard, P. S. S. (2024): A new species of Argyreia (Convolvulaceae) from the southern Western Ghats, India. Rheedea 34 (5): 483-487, DOI: 10.22244/rheedea.2024.34.05.09
03CE87AB085CFFD1CB5EFE83DD2FF949.taxon	description	A woody climbing shrub, grows up to 24 m or more. Stems terete, green, sericeous. Leaves dorsiventral, alternate; petioles terete, 2 – 2.5 cm long, green, sericeous as in stem, shallowly grooved; lamina ovate, 5.6 – 6.8 × 4 – 4.5 cm, base cordate, apex acute to acuminate, margins entire, ciliate, partially hairy adaxially, densely silvery shiny tomentose abaxially, secondary veins 12 pairs, raised prominently below. Inflorescence an axillary, 10 – 12 - flowered, capitate cyme; peduncles 2.5 cm long, green, hairy like stem, slightly longer than petioles. Bracts 3; outer bract oblonglanceolate, 2 – 2.5 × 0.6 cm; inner two lanceolate or falcate, 1.5 – 1.8 × 0.4 cm, densely sericeous outside, except overlapped areas, hairy inside, minutely 5 – 9 veined inside, margins entire, apex acute. Flowers subsessile; pedicels c. 0.2 cm long, hairy. Sepals 5, ovate-lanceolate, subequal or unequal; outer two narrow, 1 – 1.2 × c. 0.4 cm; inner three broad, c. 0.6 × 0.5 cm, margins entire, hyaline, apex acute, glabrous inside, sericeous all over outside except overlapped areas. Corolla infundibuliform, c. 5 cm long, c. 5 cm across, purple at the base, milky white near throat; tube dark purple inside, hairy on mid-petaline bands. Stamens 5, unequal, 3 short, 2 long; longer stamens c. 1.5 cm long; shorter stamens 0.8 – 1 cm long; filaments white, with few glandular trichomes at the base; anthers basifixed, c. 0.4 cm long. Ovary ovoid-ellipsoid, pale green, encircled by annular ring; style single, c. 1 cm long; stigma biglobose, white. Fruit a globose berry, 1.5 – 2 cm across, topped by remnant of style base, yellow when ripened. Seeds 4, ellipsoid to obovoid, 1.5 – 2 × 3.5 – 6 mm, white, glabrous.	en	P. B. S., Yadav, S., Karuppusamy, Richard, P. S. S. (2024): A new species of Argyreia (Convolvulaceae) from the southern Western Ghats, India. Rheedea 34 (5): 483-487, DOI: 10.22244/rheedea.2024.34.05.09
03CE87AB085CFFD1CB5EFE83DD2FF949.taxon	biology_ecology	Flowering & Fruiting: Flowering from July to September; fruiting from August to November. Ecology: The species occurs in tropical dry deciduous and semi-evergreen forests at elevantions of 450 – 600 m, inhabiting exposed areas of the forests and climbing over trees. Some of the associated taxa include Nothopegia heyneana (Hook. f.) Gamble, Semecarpus anacardium L. f. (Anacardiaceae), Careya arborea Roxb. (Lecythidaceae), Cleistanthus travancorensis Jabl. (Phyllanthaceae), Filicium decipiens (Wight & Arn.) Thwaites (Sapindaceae), Grewia tiliifolia Vahl (Malvaceae), Capparis diversifolia Wight & Arn. (Capparaceae), Strobilanthes parvifolia J. R. I. Wood (Acanthaceae), Eugenia calcadensis Bedd. (Myrtaceae), Terminalia anoegeissiana Gare & Boatwr. (Combretaceae), and Tectona grandis L. f. (Verbenaceae).	en	P. B. S., Yadav, S., Karuppusamy, Richard, P. S. S. (2024): A new species of Argyreia (Convolvulaceae) from the southern Western Ghats, India. Rheedea 34 (5): 483-487, DOI: 10.22244/rheedea.2024.34.05.09
03CE87AB085CFFD1CB5EFE83DD2FF949.taxon	distribution	Distribution: Presently known only from the type locality of Manimuthar waterfalls, on the way to Manjolai, Tirunelveli district, Tamil Nadu, India (Fig. 2).	en	P. B. S., Yadav, S., Karuppusamy, Richard, P. S. S. (2024): A new species of Argyreia (Convolvulaceae) from the southern Western Ghats, India. Rheedea 34 (5): 483-487, DOI: 10.22244/rheedea.2024.34.05.09
03CE87AB085CFFD1CB5EFE83DD2FF949.taxon	etymology	Etymology: The new species is named after the type locality, Manjolai estate in Kalakadu-Mundanthurai Tiger Reserve of southern Western Ghats.	en	P. B. S., Yadav, S., Karuppusamy, Richard, P. S. S. (2024): A new species of Argyreia (Convolvulaceae) from the southern Western Ghats, India. Rheedea 34 (5): 483-487, DOI: 10.22244/rheedea.2024.34.05.09
03CE87AB085CFFD1CB5EFE83DD2FF949.taxon	conservation	Conservation status: Fewer than 25 mature individuals of Argyreia manjolaiensis, with an extent of occurrence (EOO) of 30 km 2, area of occupancy (AOO; AOO based on user defined cell width [3 km]) 63 km 2 have been found at the type locality. According to the latest IUCN conservation status assessment guidelines (IUCN Standards and Petitions Committee, 2024 ver. 2024 - 1), Argyreia manjolaiensis is provisionally assessed here as Critically Endangered (CR).	en	P. B. S., Yadav, S., Karuppusamy, Richard, P. S. S. (2024): A new species of Argyreia (Convolvulaceae) from the southern Western Ghats, India. Rheedea 34 (5): 483-487, DOI: 10.22244/rheedea.2024.34.05.09
