Wie behandelt man die Krankheit Braune Flecken bei Echte Aloe? There are three poisonous Aloe species Aloe ballyi, Aloe elata and Aloe ruspoliana. These species have leaf sap that gives off a strong ratty odour. Fortunately the first two species are Development of Biocellulose Sheet Incorporating Aloe vera Gel Extract for Diabetic Wound Healing ACS Omega Aloe vera type comparison, an attempt to broaden the view of Aloe species and cultivars. Misconceptions abound! The photo shows commercial Aloe vera (sometimes called the "barbadensis" type) on the left next