Skip to main content

Lady Susan's orchid (Pecteilis susannae)

Dlium Lady Susan's orchid (Pecteilis susannae)

Lady Susan's orchid (Pecteilis susannae) is a plant species in the Orchidaceae, a large to giant terrestrial orchid, growing upright, white flowers and large in karst to limestone landscapes and flowering December-January.

P. susannae has an erect, thick, leafy stem with a basal sheath and is oval in shape with a pointed tip and has no stalk.





Large flowers, stalks and ovaries 4-6 cm, shallow wings and hairless. Dorsal sepals erect, ovate to globose, 2.5-3 x 2-2.8 cm, blunt end rounded. Lateral sepals spread, broadly ovoid, slightly oblique, 2.5-4 x 1.2-2.2 cm, usually slightly longer than the dorsal sepals and blunt apex.

Calyx linear lance-shaped, 7-12 x 2.5 mm, lip irregularly ovate and 2.5-4.0 x 2.5-4.4 cm. Lateral lobes broad, subflabellate, 1.6-2.2 x 1.8-2.4 cm, entire lateral margin, apical margins frayed torn, Mid-lobe linear-oblong, 18-30 x 4-6 mm, moderately fleshy and intact. Straight to gradually curved forward, 6-13 cm x 3-5 mm and pointed end.

TAXON

Kingdom: Plantae
Phylum: Tracheophyta
Subphylum: Angiospermae
Class: Liliopsida
Order: Asparagales
Family: Orchidaceae
Subfamily: Orchidoideae
Tribe: Orchideae
Subtribe: Orchidinae
Genus: Pecteilis Raf. in Fl. Tellur. 2: 37 (1837)
Species: Pecteilis susannae (L.) Raf. in Fl. Tellur. 2: 38 (1837)

HOMOTYPIC SYNONYMS

Habenaria susannae (L.) R.Br. ex Spreng. in Syst. Veg., ed. 16. 3: 692 (1826)
Hemihabenaria susannae (L.) Finet in Rev. Gén. Bot. 13: 532 (1902)
Orchis susannae L. in Sp. Pl.: 939 (1753)
Platanthera susannae (L.) Lindl. in Gen. Sp. Orchid. Pl.: 295 (1835)

HETEROTYPIC SYNONYMS

Habenaria susannae Blume in Bijdr. Fl. Ned. Ind.: 402 (1825)
Platanthera robusta Lindl. in Gen. Sp. Orchid. Pl.: 295 (1835)
Platanthera susannae var. brevicalcarata Vuijk in Orchideeën 27: 132 (1965

PUBLICATIONS

Averyanov, I. (2010). The orchids of Vietnam illustrated survey part 2 subfamily Orchidoideae. Turczaninowia 13: 5-98.

Govaerts, R. (2003). World Checklist of Monocotyledons Database in ACCESS: 1-71827. The Board of Trustees of the Royal Botanic Gardens, Kew.

Lucksom, S.Z. (2007). The orchids of Sikkim and North East Himalaya: 1-984. S.Z.Lucksom, India.

Misra, S. (2004). Orchids of Orissa: 1-774. Bishen Singh Mahendra Pal Singh, Dehra Dun.

Ormerod, P. (2017). Checklist of Papuasian Orchids: 1-494. Nature & Travel Books, Australia.

Ormerod, P., Kurzweil, H. & Watthana, S. (2021). Annotated List of Orchidaceae for Myanmar. Phytotaxa 481: 1-262.

Pedersen, H.Æ., Kurzwell, H., Suddee, S. & Cribb, P.J. (2011). Flora of Thailand 12(1): 1-302. The Forest Herbarium, National Park, Wildlife and Plant Conservation Department, Bangkok.

Raskoti, B.B. (2009). The Orchids of Nepal: 1-252. Bhakta Bahadur Raskoti and Rita Ale.

Silveira, P., Schuiteman, A., Vermeulen, J.J., Sousa, A.J., Silva, H., Paiva, J. & De Vogel, E. (2008). The orchids of Timor: checklist and conservation status. Botanical Journal of the Linnean Society 157: 197-215.

Wu, Z. & Hong, D. (eds.) (2009). Flora of China 25: 1-570. Missouri Botanical Garden Press, St. Louis.

VERNACULAR NAME

English: Lady Susan's Orchid, Lady Susan, Susan orchid, Susanna's egret flower
Indonesian: Anggrek susana, Anggrek Kupu-kupu, Anggrek bangau
Java: Anggrek kuntul

Aryo Bandoro
Dlium TheDlium
Web: https://www.dlium.com
YouTube: https://www.youtube.com/@Dlium
Labels:

Popular Posts

Blue pea (Clitoria ternatea)

Blue pea ( Clitoria ternatea ) is a species of plant in the Fabaceae family. It is a climbing herb with compound leaves, 5-7 leaflets, up to 12 cm long. The leaflets are oval to round, up to 4 cm long and 3 cm wide, and green. The flowers are blue and white, up to 5 cm long and 3.5 cm wide. The pods are up to 11 cm long and 1 cm wide. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Fabales Family: Fabaceae Subfamily: Faboideae Tribe: Phaseoleae Subtribe: Clitoriinae Genus: Clitoria L. in Sp. Pl.: 753 (1753) Species: Clitoria ternatea L. in Sp. Pl.: 753 (1753) HOMOTYPIC SYNONYMS Clitoria spectabilis Salisb. in Prodr. Stirp. Chap. Allerton: 336 (1796) Nauchea ternatea (L.) J.-T.Descourt. in Mém. Soc. Linn. Paris 4: 8 (1826) Ternatea ternatea (L.) Kuntze in Revis. Gen. Pl. 3(2): 72 (1898) Ternatea vulgaris Kunth in F.W.H.von Humboldt, A.J.A.Bonpland & C.S.Kunth, Nov. Gen. Sp. 6: 415 (1824) HETEROTYPIC SYNONYMS Clitoria albiflora Matte...
Read more

Dadmari (Ammannia baccifera)

Dadmari ( Ammannia baccifera ) is a species of plant in the Lythraceae, an erect, branched herb, up to 50 cm tall, with slightly angular stems and narrow, oblong leaves about 3.5 cm long. The flowers are about 1.2 mm long, greenish or purplish, and grow in dense axillary clusters. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Myrtales Family: Lythraceae Genus: Ammannia L. in Sp. Pl.: 119 (1753) Species: Ammannia baccifera L. in Sp. Pl.: 120 (1753) HOMOTYPIC SYNONYMS Ammannia baccifera f. genuina Koehne in Bot. Jahrb. Syst. 1: 260 (1880) Ammannia baccifera f. typica Koehne (1880) HETEROTYPIC SYNONYMS Celosia bicolor Blanco in Fl. Filip.: 191 (1837) Celosia nana Blanco (1837) Ammannia apiculata Koehne (1880) Ammannia attenuata Hochst. ex A.Rich. in Tent. Fl. Abyss. 1: 278 (1848) Ammannia attenuata var. latifolia Koehne (1880) Ammannia attenuata var. micromerioides Chiov. in Bull. Soc. Bot. Ital. 1917: 27 (1917) Ammannia attenuata f. pe...
Read more

Liberian coffee (Coffea liberica)

Liberian coffee ( Coffea liberica ) is a species of plant in the Rubiaceae family, a tree up to 20 meters tall, with numerous, radial and irregular branches, brown bark, and linear fissures. The leaves are oval, thick, up to 35 cm long, up to 20 cm long, shiny green, and have petioles up to 1 cm long. The fruit is round to oval, irregular, and up to 2 cm wide. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Gentianales Family: Rubiaceae Subfamily: Ixoroideae Tribe: Coffeeae Genus: Coffea L. in Sp. Pl.: 172 (1753) Species: Coffea liberica W.Bull in Nursery Cat. (William Bull) 97: 4 (1874) HETEROTYPIC SYNONYMS Coffea abeokutae Cramer in Meded. Dept. Landb. Ned.-Indië 11: 286, 396 (1913) Coffea abeokutae var. camerunensis A.Chev. in Encycl. Biol. 22: t. 44 (1942) Coffea abeokutae var. indeniensis (Siebert) A.Chev. (1942) Coffea abeokutae var. longicarpa Portères in Ann. Agric. Afrique Occ. 1(2): 224 (1937) Coffea abeokutae var. macrocarpa...
Read more