Memecylon Linnaeus 1753
Creators: name: SIVU, AMBIKABAI RAGHAVANPILLAI
name: NARAYANAN, MATALAI KOKKARAMATH RATHEESH
name: PRADEEP, NEDIYAPARAMBU SUKUMARAN
name: KUMAR, ETTICKAL SUKUMARAN SANTHOSH
name: PANDURANGAN, ALAGRAMAM GOVINDASAMY
Publisher: name: Zenodo
Year: 2014
Subjects: Biodiversity
Taxonomy
Plantae
Tracheophyta
Magnoliopsida
Myrtales
Melastomataceae
Memecylon

description: Key to the species of Memecylon with cordate leaves occurring in peninsular India and Sri Lanka
1. Leaves elliptic-orbicular in outline .................................................................. Memecylon orbiculare Thwaites (1859: 112)
- Leaves ovate, elliptic-ovate, ovate-oblong, lanceolate or oblong-lanceolate in outline ........................................................ 2
2. Leaves with conspicuous intra-marginal veins ...................................................................................................................... 3
- Leaves with obscure intra-marginal veins.............................................................................................................................. 6
3. Leaves with revolute margins ........................................................................... Memecylon revolutum Thwaites (1859: 111)
- Leaf margins flat .................................................................................................................................................................... 4
4. Flowers borne in sessile clusters on the branches below the leaves ..................... Memecylon hookeri Thwaites (1859: 113)
- Flowers in axillary and terminal pedunculate inflorescences ................................................................................................ 5
5. Branchlets terete; leaves up to 12 cm long; inflorescence to 4 cm long ....................................... Memecylon ponmudianum
- Branchlets winged; leaves 20–35 cm long; inflorescences 6–12 cm long......................................... Memecylon subramanii
6. Flowers fascicled on axillary or lateral tubercles................................................................................................................... 7
- Flowers in peduncled cymes.................................................................................................................................................11
7. Leaf margins revolute........................................................................................ Memecylon ovoideum Thwaites (1859: 112)
- Leaf margins flat .................................................................................................................................................................... 8
8. Leaves 15–40 cm long ............................................................................... Memecylon macrophyllum Thwaites (1859: 111)
- Leaves less than 15 cm long................................................................................................................................................... 9
9. Leaves ovate or elliptic-ovate, base semi-amplexicaul........................................................................................................ 10
- Leaves lanceolate, base not amplexicaul or semi-amplexicaul................ Memecylon depressum sensu Gamble (1919: 504)
10. Branchlets 4-angular; calyx funnel shaped ............................. Memecylon sessile Bentham ex Wight & Arnott (1834: 320) [M. malabaricum (Clarke 1879: 559) Cogniaux (1891:1148), non Kosteletzky (1835: 1517)]
- Branchlets terete or subterete; calyx campanulate ................................................. Memecylon wightii Thwaites (1859: 113)
11. Inflorescence subterminal and axillary umbellate cymes; peduncle 1–2 cm long................................ Memecylon terminale
- Inflorescence an axillary or lateral short peduncled cyme; peduncle 0.5–1 cm long .......................................................... 12
12. Leaves ovate-oblong, obtuse at apex; calyx campanulate above the ovary ....... Memecylon sisparense Gamble (1919: 227)
- Leaves oblong-lanceolate, acuminate at apex; calyx tube above the ovary saucer-shaped ..................................................... ............................................................................................................................ Memecylon deccanense Clarke (1879: 560)
description: Published as part of SIVU, AMBIKABAI RAGHAVANPILLAI, NARAYANAN, MATALAI KOKKARAMATH RATHEESH, PRADEEP, NEDIYAPARAMBU SUKUMARAN, KUMAR, ETTICKAL SUKUMARAN SANTHOSH & PANDURANGAN, ALAGRAMAM GOVINDASAMY, 2014, A new species of Memecylon (Melastomataceae) from the Western Ghats, India, pp. 44-50 in Phytotaxa 162 (1) on page 49, DOI: 10.11646/phytotaxa.162.1.4, http://zenodo.org/record/5131953