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Genus Tainia

Genus Tainia

Tainia Blume, Bijdr. (1825) 354

Synonyms:

  • Genus Ania Lindl., Gen. Sp. Orchid. Pl. (1831) 129
  • Genus Ascotainia Ridl., Mat. Fl. Malay Penins. 1 (1907) 115
  • Genus Mitopetalum Blume, Fl. Javae (1828) viii
  • Genus Mischobulbum Schltr., Repert. Spec. Nov. Regni Veg. Beih. 1 (1911) 98

Sympodial terrestrial plants with short to rather long rhizomes. Pseudobulbs consisting of one or a few internodes, one-leaved. Leaves not sheathing at the base, glabrous, plicate, not deciduous, often with a long petiole, convolute, thin-textured. Inflorescence arising on a specialized leafless shoot (heteranthous), or lateral from the base of the pseudobulb, a few- to many-flowered raceme. Flowers small to rather large, resupinate. Sepals free. Petals free, fairly similar to the sepals. Lip without or with a short spur, not mobile. Column-foot very short to rather long. Pollinia 8, solid, caudicles present, stipe and viscidium absent.

In New Guinea the genus Tainia contains the following 4 species:

Tainia malayana
Tainia papuana
Tainia serratiloba
Tainia trinervis


Sri Lanka, tropical continental Asia, Japan, Malaysia, Indonesia, the Philippines, Papua New Guinea, Australia, Solomon Islands. About 24 species; in New Guinea three species.

Terrestrial or epiphytic in lowland and montane forest.

  • Pridgeon, A. M., P.J. Cribb, M.W. Chase & F.N. Rasmussen (Eds.). 2005. Genera Orchidacearum, Volume 4: Epidendroideae (Part one). Pp. 158-161. Oxford University Press, Oxford.
  • Turner, H. 1992. Revision of the orchid genera Ania, Hancockia, Mischobulbum, and Tainia. Orchid Monogr. 6: 43-100.
  • Subfamily Epidendroideae
  • Tribe Collabieae
  • Genus Tainia

Members of this mainly terrestrial genus combine the habit of Chrysoglossum with the floral aspect of Eulophia; from both they differ in having 8 pollinia. Tainia differs from the related genus Mischobulbum in the petiolate leaves that are not cordate. Not often cultivated.


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Genus Tainia

Tainia trinervis (Blume) Rchb.f., flower, photo Dwi Murti Puspitaningtyas, based on Kebun Raya Bogor cult. B200412595, from Papua, Jayapura

Genus Tainia

Tainia trinervis (Blume) Rchb.f., plant habit, photo Dwi Murti Puspitaningtyas, based on Kebun Raya Bogor cult. B200412595, from Papua, Jayapura

Genus Tainia

Tainia malayana J.J.Sm., habit and floral analysis, drawing M. Nakajima in Orchid Monogr. 6 (1992) fig. 26

Genus Tainia

Tainia serratiloba Ormerod, habit, drawing Mutsuko Nakajima, based on Carr 16908

Genus Tainia

Tainia serratiloba Ormerod, floral analysis, drawing Mutsuko Nakajima, based on Carr 16908

Genus Tainia

Tainia trinervis (Blume) Rchb.f., habit and floral analysis, drawing N.H.S. Howcroft 75, from Pindiu

Genus Tainia

Tainia trinervis (Blume) Rchb.f., flower, photo Dwi Murti Puspitaningtyas, based on Kebun Raya Bogor cult. B200412595, from Papua, Jayapura