Birah
Alocasia macrorrhizos
Klasifikasi ilmiah
Kerajaan:	Plantae
Klad:	Tracheophyta
Klad:	Angiospermae
Klad:	Monokotil
Ordo:	Alismatales
Famili:	Araceae
Subfamili:	Aroideae
Tribus:	Colocasieae
Genus:	Alocasia (Schott) G.Don
Spesies tipe
Alocasia cucullata
Peta persebaran genus Alocasia.
Sinonim[1]
Ensolenanthe Schott Schizocasia Schott Xenophya Schott Panzhuyuia Z.Y.Zhu

Alocasia,, alokasia, bira atau birah adalah genus tanaman berbunga abadi berdaun lebar, memiliki rhizoma atau berumbi dari famili Araceae. Terdapat 97 spesies dalam genus ini.^[2]

Spesies

• Alocasia acuminata Schott: (Indonesia)
• Alocasia aequiloba N.E.Br.: (Nugini)
• Alocasia alba Schott: (Sri Lanka)
• Alocasia arifolia Hallier f.: (Malaysia)
• Alocasia atropurpurea Engl.: (Filipina)
• Alocasia augustiana L.Linden & Rodigas: (Nugini)
• Alocasia baginda Kurniawan & P.C.Boyce: (Kalimantan)
• Alocasia balgooyi A.Hay: (Sulawesi)
• Alocasia beccarii Engl.: (Malaysia)
• Alocasia boa A.Hay: (Nugini)
• Alocasia boyceana A.Hay: (Filipina)
• Alocasia brancifolia (Schott) A.Hay: (Nugini)
• Alocasia brisbanensis (F.M.Bailey) Domin: Cunjevoi, spoon lily (Australia)
• Alocasia cadieri Chantrier: (SE Asia)
• Alocasia celebica Engl. ex Koord: (Sulawesi)
• Alocasia clypeolata A.Hay: Green shield (Filipina)
• Alocasia cucullata (Lour.) G.Don in R.Sweet: Chinese taro (Indonesia)
• Alocasia culionensis Engl.: (Filipina)
• Alocasia cuprea K.Koch: (Borneo)
• Alocasia decipiens Schott: (Indonesia)
• Alocasia decumbens Buchet: (Vietnam)
• Alocasia devansayana (L.Linden & Rodigas) Engl.: (Nugini)
• Alocasia fallax Schott: (Himalaya Timur ke Bangladesh)
• Alocasia flabellifera A.Hay: (Nugini)
• Alocasia flemingiana Yuzammi & A.Hay: (Java)
• Alocasia fornicata (Roxb.) Schott: (India, Indonesia)
• Alocasia gageana Engl. & K.Krause in H.G.A.Engler: (Burma)
• Alocasia grata Prain ex Engl. & Krause in H.G.A.Engler: (Indonesia)
• Alocasia hainaica N.E.Br.: (Hainan to N. Vietnam)
• Alocasia heterophylla (C.Presl) Merr.: (Filipina)
• Alocasia hollrungii Engl.: (Nugini)
• Alocasia hypnosa J.T.Yin, Y.H.Wang & Z.F.Xu: (Southwest China to Indochina)
• Alocasia hypoleuca P.C.Boyce: (Thailand)
• Alocasia infernalis P.C.Boyce: (Borneo)
• Alocasia inornata Hallier f.: (Sumatra)
• Alocasia jiewhoei V.D.Nguyen: (Cambodia)
• Alocasia kerinciensis A.Hay: (Sumatra)
• Alocasia lancifolia Engl.: (Nugini)
• Alocasia lauterbachiana (Engl.) A.Hay: (Papua)
• Alocasia lecomtei Engl.: (Vietnam)
• Alocasia longiloba Miq.: (Malaysia)
• Alocasia macrorrhizos (L.) G.Don in R.Sweet – Birah besar
• Alocasia megawatiae Yuzammi & A.Hay: (Sulawesi)
• Alocasia maquilingensis Merr.: (Filipina)
• Alocasia melo A.Hay: (Borneo)
• Alocasia micholitziana Sander: Green velvet alocasia (Filipina)
• Alocasia minuscula A.Hay: (Borneo)
• Alocasia monticola A.Hay: (Nugini)
• Alocasia navicularis (K.Koch & C.D.Bouché) K.Koch & C.D.Bouché: (Himalaya)
• Alocasia nebula A.Hay: (Borneo)
• Alocasia nicolsonii A.Hay: (Nugini)
• Alocasia nycteris Medecilo, G.C.Yao & Madulid: Batwing alocasia (Filipina)
• Alocasia odora (Lindl.) K.Koch: Night-scented lily (SE Asia, China)
• Alocasia pangeran A.Hay: (Borneo)
• Alocasia peltata M.Hotta: (Borneo)
• Alocasia perakensis Hemsl.: (Malaysia)
• Alocasia portei Schott: (Nugini)
• Alocasia princeps W.Bull: (Malaysia)
• Alocasia principiculus A.Hay: (Borneo)
• Alocasia puber (Hassk.) Schott: (Java)
• Alocasia puteri A.Hay: (Borneo)
• Alocasia pyrospatha A.Hay: (Nugini)
• Alocasia ramosii A.Hay: (Filipina)
• Alocasia reginae N.E.Br.: (Borneo)
• Alocasia reginula A.Hay: Black velvet (cultivated)
• Alocasia reversa N.E.Br.: (Filipina)
• Alocasia ridleyi A.Hay: (Borneo)
• Alocasia robusta M.Hotta: (Borneo)
• Alocasia sanderiana W.Bull: (Filipina)
• Alocasia sarawakensis M.Hotta: (Borneo)
• Alocasia scabriuscula N.E.Br.: (Borneo)
• Alocasia scalprum A.Hay: (Filipina)
• Alocasia simonsiana A.Hay: (Nugini)
• Alocasia sinuata N.E.Br.: (Filipina)
• Alocasia suhirmaniana Yuzammi & A.Hay: (Sulawesi)
• Alocasia venusta A.Hay: (Borneo)
• Alocasia vietnamensis V.D.Nguyen: (Vietnam)^[3]
• Alocasia wentii Engl. & K.Krause: New Guinea Shield (Nugini)
• Alocasia wongii A.Hay: (Borneo)
• Alocasia zebrina Schott ex Van Houtte: (Filipina)

Referensi

Pranala luar

Wikimedia Commons memiliki media mengenai Alocasia.