Figure 2. Petioles and rachis of different oil palms: 3 green albo-nigrescens on the left, 3 green albo-virescens on the right and 3 brown nigrescens in the middle

From

Some Morphological Observations on Albo-nigrescens, Albo-virescens and Virescens Types of Oil Palm Planted at Yaligimba (DRC)

Luyindula N., Mantantu N., Muembo D., Batanga R., Bois d’Enghien P.

World Journal of Agricultural Research. 2016, 4(4), 114-118 doi:10.12691/wjar-4-4-3