Eugenia species

Byng, James W. & Snow, Neil, 2018, An annotated checklist and key to Eugenia (Myrtaceae) from Congo (Brazzaville), Phytotaxa 357 (2), pp. 159-163 : 159-160

Key to Eugenia species from Congo (Brazzaville)

1. Flowers sessile; bracts densely pubescent....................................................................... 3. Eugenia dewevrei De Wild. & T.Durand

1. Flowers pedicellate; bracts glabrous or slightly pubescent ................................................................................................................ 2

2. Leaves 6 cm or shorter ....................................................................................................................................................................... 3

2. Leaves longer than 6 cm ..................................................................................................................................................................... 4

3. Petiole ca. 1 mm long; flowers solitary or in pairs.......................................................................... 4. Eugenia diminutiflora Amsh.

3. Petiole 1.5 − 2.0 mm long; flowers in fascicles .................................................................................... 7. Eugenia sumbensis Greves

4. Pedicels shorter than 4 mm ................................................................................................................................................................. 5

4. Pedicels 4 mm or longer ..................................................................................................................................................................... 6

5. Emerging branchlets pubescent; leaves pubescent on the midrib underneath, at least when young.. 2. Eugenia demeusei De Wild.

5. Branchlets and leaves always glabrous ..................................................................................... 6. Eugenia klaineana (Pierre) Engl. 6. Pedicels up to 10 mm long; mature fruit smooth ............................................................................................................................... 7

6. Pedicels longer than 10 mm; mature fruit strongly ribbed .............................................................................. 8. Eugenia uniflora L.

7. Pedicels pubescent, 2 − 5 mm long ................................................................................. 5. Eugenia fernandopoana Engl. & Brehm.

7. Pedicels glabrous, 3 − 10 mm long .............................................................................. 1. Eugenia congolensis De Wild. & T.Durand