Aerides falcata Lindl. & Paxton 1851 SECTION Falcata
Photos by Manorot Tangsaveepha Copyright ©, and the Butterfly and Orchids Photo Gallery
To 
Common Name or Meaning The Sickle-Shaped Aerides - In Thailand - Kulap krapao poet - In China Zhi Jia Lan
Flower Size 1 to 1.24" [2.5 to 3.1 cm]
Found in the eastern Himalayas, Myanmar, Thailand, Laos, Cambodia, Yunnan province of China and Vietnam occuring in semi-deciduous and deciduous dry lowland forests at elevations of sealevel to 180 meters as a medium to large sized, hot to cool growing, monopodial epiphyte that has an erect stem carrying oblong-ligulate, rigid, thick, coriaceous, somewhat glaucous on top, streaked dark green with red beneath leaves and blooms on a 20" [50 cm] long, lossely or densly flowered, pendant inflorescence with a few to many [30] fragrant citrus scented, waxy flowers occuring in the spring and summer.
Synonyms Aerides expansa var. leoniae Rchb.f. 1882; Aerides falcata var leoniae [Rchb.f] Veitch 1891; Aerides falcata var. maurandii Guillaumin 1953; Aerides larpentae R.H. Torr. ex Rchb. f. 1856; Aerides leoniae (Rchb.f.) Rchb.f. 1885; Aerides mendelii R.H. Torr. ex E. Morren 1876; Aerides siamense Klinge 1898
References W3 Tropicos, Kew Monocot list , IPNI ;
Xenia Orchidaceae Rchb.f 1854 drawing fide;
The Orchids of Burma Grant 1895/95;
Die Orchideen Schlechter 1915;
Die Orchideen Schlechter 1915 as A falcatum var leoniae;
The Orchids of Thailand Seidenfaden & Smitinand 1963 drawing fide;
The Orchids of Thailand Seidenfaden & Smitinand 1965 corrections;
Botanisk Tidsskrift bd 68 hft 1 Contributions to the Orchid Flora of Thailand V Seidedenfaden 1973 drawing fide;
Beautiful Thai Orchid Species Kamemoto & Sagarik 1975 photo ok;
AOS Bulletin Vol 48 No 8 1979 photo;
Rudolf Schlechter Die Orchideen Band 1B lieferung 19/20 1129 - 1264 Brieger 1988 drawing/photo fide;
Opera Botanica #95 Seidenfaden 1988 drawing/photo fide;
Thai Orchid Species Rakpaibulsombat 1992 photo fide;
AOS Bulletin Vol 62 No 6 1993 photo fide;
Identification of the Orchids [Orchidaceae Juss.] Vietnam Averyanov 1994;
Manual of Orchids Stewart 1995;
Encylopedia of Cultivated Orchids Hawkes 1965 photo ok;
Australian Orchid Review Vol 67 No 6 2002/3 photo;
Flora's Orchids Nash and La Croix 2005;
A Field Guide to the Orchids of Thailand Vaddhanaphuti 2001;
A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2001 photo good;
Rudolf Schlechter Die Orchideen Band 1C lieferung 42 - 43 pg 2626 - 2762 Brieger 2001;
Orchids of Bhutan Pearce & Cribb 2002;
Botanica's Orchids Laurel Glenn 2002;
Wild Orchids in Myanamar Vol 1 Tanaka 2003;
A field Guide to the Wild Orchids of Thailand Vaddhanaphuti 2005 photo ok;
Turczaninowia 19 (3): 5–58 L. V. Averyanov1 , Khang Sinh Nguyen etal 2016 ;
Wild Orchids in Myanamar Vol 3 Tanaka 2007;
Orchids of India A Glimpse Misra 2007 drawing fide;
Orchid Digest Vol 73 #2 2009 photo fide;
Flora of China Vol 25 Zhengyi, Raven & Deyuan 2009;
Flora of China Vol 25 Illustrations Zhengyi, Raven & Deyuan 2010 drawing fide;
The Wild Orchids in Yunnan Xu Xiang Ye & Liu 2010 photos fide;
Genera Orchidacearum Vol 6 Epidendroideae Part 3 Pridgeon, Cribb, Chase and Rasmussen 2014;
Orchid Digest Vol 80 #2 2016;
AOS Bulletin Vol 85 #1 2016 photo fide;
Atlas of Native Orchids of China Vol 2 Jin Xiaohua, Li Jianwu and Ye Deping 2019 photo fide;
Orchids, Diversity and Conservation in Kachin state , northern Myanmar : 39 Liu Zaw 2023 photo fide;
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