Ascoglossum

Ascoglossum calopterum
Conservation status
Critically Endangered  (IUCN 3.1) [1]
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Monocots
Order:	Asparagales
Family:	Orchidaceae
Subfamily:	Epidendroideae
Tribe:	Vandeae
Subtribe:	Aeridinae
Alliance:	Vanda
Genus:	Ascoglossum Schltr.
Binomial name
Ascoglossum calopterum (Rchb.f.) Schltr.
Synonyms[2]
Saccolabium calopterum Rchb.f. Cleisostoma cryptochilum F.Muell. Saccolabium schleinitzianum Kraenzl. Saccolabium purpureum J.J.Sm. Ascoglossum purpureum (J.J.Sm.) Schltr.

Ascoglossum, abbreviated as Ascgm in horticultural trade, is a monotypic genus of epiphytic orchids in family Orchidaceae. Its only species Ascoglossum calopterum is endemic to Dinagat Island in the southern Philippines. Its growth is similar to Renanthera.^[1]

Ascoglossum forms several different intergeneric hybrids (nothogenera):

Ascoglossum × Renanthera (Ren.): Renanthoglossum (Rngm.)

Ascoglossum × Aerides (Aer.): Nonaara (Non.)

Ascoglossum × Arachnis: Ngara (Ngara)

Ascoglossum × Paraphalaenopsis: Ascoparanthera (Apn.)

Ascoglossum × Phalaenopsis (Phal.): Dresslerara (Dres.)

Ascoglossum × Rhynchostylis: Lauara (Lauara)

Ascoglossum × Trichoglottis: Sheehanara (Shn.)

Ascoglossum × Vanda: Pantapaara (Pntp.)

Ascoglossum × Vandopsis: Freedara (Fdra.)

One of the RHS-registered primary hybrids is Ascoglossum Nina Rach (Ascoglossum purpureum × Renanthera monachica).

References

1. E. M. G. Agoo, J. Cootes, A. Golamco, Jr., E. F. de Vogel & D. Tiu (2004). "Ascoglossum calopterum". IUCN Red List of Threatened Species. Version 2014.2. International Union for Conservation of Nature. Retrieved November 23, 2014.
2. Kew World Checklist of Selected Plant Families