Eugenia, Linnaeus (1753: 470), Linnaeus, 1753

Lima, Igor G., Santos, Lainy R. V., Costa, Itayguara R. & Bünger, Mariana, 2022, Eugenia nordestina (Myrteae, Myrtaceae), a new endemic species from the Septentrional Northeast of Brazil, Phytotaxa 545 (1), pp. 115-120 : 119

Identification key

1. Bracteoles 7.1–9.5 mm long, densely pubescent; calyx lobes orbicular; petals 16.9–17.1 mm long; hypanthium densely pubescent; stamens 227–235; fruits puberulous-tomentose .............................................................................................................. E. megaflora

- Bracteoles 0.9–6 mm long, glabrous; calyx lobes elliptic, ovate or deltate; petals 7.3–11 mm long; hypanthium glabrous; stamens 68–97; fruits glabrous.........................................................................................................................................................................2

2. Bark profoundly cleft in both orientations, with a very thick and non-exfoliating periderm; bracteoles 0.9–3.2 mm long; calyx lobes 2.5–4 × 0.8–1.8 mm, pubescent at least in the apex; petals with glandular dots; fruits 1.8–3 × 2.5–3.5 cm ............................. ............................................................................................................................................................................. Eugenia dysenterica

- Bark longitudinally cleft, with a stiff and narrowly exfoliating periderm; bracteoles 4.5–6 mm long; calyx lobes 5–6.5 × 2.5–3 mm, glabrous; petals without glandular dots; fruits 1.3–2.3 × 1–2 cm ........................................................................ Eugenia nordestina