[2] Due to the aforementioned remoteness, vegetation is not well characterized; only descriptive works from sporadic visits are available.

The arid conditions on San Félix are reflected in its low scrubland, where coverage is no more than 25% and is predominantly 20-30 cm high bushes with cushions.

Plant cover is generally better on San Ambrosio, and in areas that benefit from fog moisture, some specimens of Sonchus laceratus (syn.

foliolosa, Chenopodium sancti-ambrosii, Perityle tenuifolius, Sonchus laceratus, Nesocaryum stylosum, Spergularia manicata, Sicyos baderoa var.

ambrosianus, Frankenia vidalii, Cristaria insularis, Fuertesimalva sanambrosiana, Plantago lundborgii, Eragrostis kuschelii, and Parietaria feliciana.