S.W. Namibia to N.W. Cape Province Aloe gautieri J.-P.Castillon & Nusb. – Madagascar Aloe gerstneri Reynolds – N. KwaZulu-Natal Aloe ghibensis Sebsebe & Friis – Ethiopia Aloe gilbertii T.Reynolds ex Sebsebe & Brandham – Ethiopia Aloe gillettii S.Carter – N.E. Somalia Aloe glabrescens (Reynolds & P.R.O.Bally) S.Carter & Brandham – N. Somalia Aloe glauca Mill. – W. & S.W. Cape Province Aloe globuligemma Pole-Evans – Zimbabwe to Mpumalanga Aloe gneissicola (H.Perrier) J.-B.Castillon & J.-P.Castillon – W. Madagascar Aloe gossweileri Reynolds – W. Angola Aloe gracilicaulis Reynolds & P.R.O.Bally – N. Somalia Aloe graciliflora Groenew. – Mpumalanga Aloe grandidentata Salm-Dyck – S. Africa Aloe graniticola Rebmann – Madagascar Aloe grata Reynolds – Angola (Chimbango Hill) Aloe greatheadii Schönland – S. DR Congo to S. Africa Aloe greenii Green – N.E. KwaZulu-Natal to Mozambique Aloe grisea S.Carter & Brandham – Djibouti to N. Somalia Aloe guerrae Reynolds – W. Central Angola Aloe guillaumetii Cremers – N. Madagascar H Aloe haggeherensis T.A.McCoy & Lavranos – Socotra (Hajhir Mts.) Aloe hahnii Gideon F.Sm. & Klopper – Limpopo Aloe hardyi Glen – Mpumalanga (near Origstad) Aloe harlana Reynolds – E. Ethiopia Aloe haroniensis T.A.McCoy, Plowes & O.J.Baptista – Zimbabwe Aloe haworthioides Baker – Madagascar Aloe hazeliana Reynolds – S. Tropical Africa (Chimanimani Mts.) Aloe helenae Danguy – S.E. Madagascar Aloe heliderana Lavranos – N. Somalia Aloe hemmingii Reynolds & P.R.O.Bally – N.W. Somalia Aloe hendrickxii Reynolds – E. DR Congo Aloe hereroensis Engl. – Angola to S. Africa Aloe heybensis Lavranos – S. Somalia Aloe × hexapetala Salm-Dyck – S. Cape Province Aloe hildebrandtii Baker – N. Somalia Aloe hlangapies Groenew. – Mpumalanga to KwaZulu-Natal Aloe hoffmannii Lavranos – Central Madagascar Aloe humbertii H.Perrier – S.E. Madagascar Aloe humilis (L.) Mill. – S. Cape Province Aloe huntleyana van Jaarsv. & Swanepoel – N.W. Namibia I Aloe ibitiensis H.Perrier – Central Madagascar Aloe ifanadianae J.-B.Castillon – E. Madagascar Aloe ikiorum Dioli & G.Powys – Uganda Aloe imalotensis Reynolds – S. Central & S.E. Madagascar Aloe × imerinensis Bosser – Central Madagascar Aloe immaculata Pillans – Limpopo Aloe inamara L.C.Leach – W. Angola Aloe inconspicua Plowes – KwaZulu-Natal Aloe inermis Forssk. – S. Saudi Arabia to W. Oman Aloe inexpectata Lavranos & T.A.McCoy – Central Madagascar Aloe integra Reynolds – Mpumalanga to Swaziland Aloe inyangensis Christian – Zimbabwe Aloe irafensis Lavranos, T.A.McCoy & Al-Gifri – Yemen (Jabal Iraf) Aloe isaloensis H.Perrier – S. Central Madagascar Aloe ithya