''Agrostophyllum'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...

with about ninety

species In biology, a species is the basic unit of Taxonomy (biology), classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of ...

from the orchid

family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

(

Orchidaceae Orchids are plants that belong to the family Orchidaceae (), a diverse and widespread group of flowering plants with blooms that are often colourful and fragrant. Along with the Asteraceae, they are one of the two largest families of flowering ...

). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These

epiphytic An epiphyte is an organism that grows on the surface of a plant and derives its moisture and nutrients from the air, rain, water (in marine environments) or from debris accumulating around it. The plants on which epiphytes grow are called phoroph ...

orchids occur in

tropical The tropics are the regions of Earth surrounding the Equator. They are defined in latitude by the Tropic of Cancer in the Northern Hemisphere at N and the Tropic of Capricorn in the Southern Hemisphere at S. The tropics are also referred to ...

lowland forests, growing on trunks or branches of trees. They are found from the

Seychelles Seychelles (, ; ), officially the Republic of Seychelles (french: link=no, République des Seychelles; Creole: ''La Repiblik Sesel''), is an archipelagic state consisting of 115 islands in the Indian Ocean. Its capital and largest city, ...

Madagascar Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...

India India, officially the Republic of India ( Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the ...

Sri Lanka Sri Lanka (, ; si, ශ්‍රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...

Malaysia Malaysia ( ; ) is a country in Southeast Asia. The federation, federal constitutional monarchy consists of States and federal territories of Malaysia, thirteen states and three federal territories, separated by the South China Sea into two r ...

Indonesia Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania between the Indian and Pacific oceans. It consists of over 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Guine ...

to the

Pacific Islands Collectively called the Pacific Islands, the islands in the Pacific Ocean are further categorized into three major island groups: Melanesia, Micronesia, and Polynesia. Depending on the context, the term ''Pacific Islands'' may refer to one of ...

. The center of diversity is to be found in

New Guinea New Guinea (; Hiri Motu: ''Niu Gini''; id, Papua, or , historically ) is the world's second-largest island with an area of . Located in Oceania in the southwestern Pacific Ocean, the island is separated from Australia by the wide Torr ...

, with at least 45 species.Kew World Checklist of Selected Plant Families
/ref> These orchids have elongate, frequently

pendulous This glossary of botanical terms is a list of definitions of terms and concepts relevant to botany and plants in general. Terms of plant morphology are included here as well as at the more specific Glossary of plant morphology and Glossary o ...

stems with dense leaves that overlap at their base. They show peculiar, ball-like

inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed ...

s of many bracts, bearing small flowers.

Sections

There are four sections in this genus :Schuiteman, A. et al. Revision of ''Agrostophyllum'' section ''Appendiculopsis'', with notes on the systematics of ''Agrostophyllum''; Orchid Monographs vol. 8. 1997 *'' Dolichodesme'' - elongated inflorescence which may have the form of a spike, but also may be partly branched as in a

panicle A panicle is a much-branched inflorescence. (softcover ). Some authors distinguish it from a compound spike inflorescence, by requiring that the flowers (and fruit In botany, a fruit is the seed-bearing structure in flowering plants that is ...

. *'' Agrostophyllum'' – Leaves somewhat longer; small flowers on a shortened apical head; a few species may only develop one or two flowers. *'' Oliganthe'' - characterised by a much elongated rhizome and pendant

sympodia Sympodial growth is a bifurcating branching pattern where one branch develops more strongly than the other, resulting in the stronger branches forming the primary shoot and the weaker branches appearing laterally. A sympodium, also referred to a ...

. Leaves and flowers similar to those of the previous section. *''

Appendiculopsis ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' - slightly elongated, short creeping rhizomes;

distichous In botany, phyllotaxis () or phyllotaxy is the arrangement of leaves on a plant stem. Phyllotactic spirals form a distinctive class of patterns in nature. Leaf arrangement The basic arrangements of leaves on a stem are opposite and alterna ...

, crowded, oblong leaves, at right angles with axis of stem, abruptly truncated at base, with a small petiole; terminal or lateral inflorescence; used to belong to the genus ''

Appendicula ''Appendicula'', commonly known as stream orchids or 牛齿兰属 (niu chi lan shu), is a genus of flowering plants in the family Orchidaceae. Orchids in this genus are epiphytic, lithophytic or rarely terrestrial plants herbs with many flat, oft ...

''.

Species

Currently accepted species : *''

Agrostophyllum acutum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *'' Agrostophyllum amboinense'' (Ambon) *'' Agrostophyllum appendiculoides'' (New Guinea) *'' Agrostophyllum aristatum'' (Fiji) *'' Agrostophyllum arundinaceum'' (Borneo) *''

Agrostophyllum atrovirens ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (Ambon) *'' Agrostophyllum bilobolabellatum'' (Papua New Guinea) *''

Agrostophyllum bimaculatum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' : Double-spotted Agrostophyllum (New Guinea) *''

Agrostophyllum brachiatum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) ** ''Agrostophyllum brachiatum'' var. ''brachiatum'' (New Guinea) ** ''Agrostophyllum brachiatum'' var. ''latibrachiatum'' (New Guinea) *'' Agrostophyllum brevipes'' (E. Himalaya to Indo-China) *'' Agrostophyllum callosum'' (Nepal to Hainan) *''

Agrostophyllum compressum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *''

Agrostophyllum crassicaule ''Agrostophyllum'' is a genus with about ninety species from the orchid family (biology), family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some ...

'' (New Guinea, Bismarck Archipelago) ** ''Agrostophyllum crassicaule'' var. ''bismarckiense'' (Bismarck Archipelago) ** ''Agrostophyllum crassicaule'' var. ''crassicaule'' (New Guinea) *'' Agrostophyllum curvilabre'' (New Guinea to Solomon Is.) *'' Agrostophyllum cyathiforme'' (W. Malaysia) *'' Agrostophyllum cycloglossum'' (New Guinea *''

Agrostophyllum cyclopense ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *'' Agrostophyllum denbergeri'' (Sumatra to Java) *'' Agrostophyllum dischorense'' (New Guinea) *'' Agrostophyllum djararatense'' (Sumatra) *''

Agrostophyllum dolychophyllum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *'' Agrostophyllum earinoides'' (New Guinea) *''

Agrostophyllum elatum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *'' Agrostophyllum elmeri'' (Philippines) *'' Agrostophyllum elongatum'' : Elongated Agrostophyllum (Malaysia to W. Pacific) *''

Agrostophyllum fibrosum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *'' Agrostophyllum finisterrae'' (New Guinea) *''

Agrostophyllum flavidum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (Assam) *'' Agrostophyllum fragrans'' (New Guinea) *'' Agrostophyllum globiceps'' (W. Sumatra) *''

Agrostophyllum globigerum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (N. Borneo) *'' Agrostophyllum glumaceum'' (W. Malaysia) *'' Agrostophyllum graminifolium'' (New Guinea to Vanuatu) *''

Agrostophyllum grandiflorum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *''

Agrostophyllum indifferens ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (Kalimantan) *'' Agrostophyllum inocephalum'' (S. Taiwan to Philippines) *'' Agrostophyllum javanicum'' (W. Malesia) *''

Agrostophyllum kaniense ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *'' Agrostophyllum kusaiense'' (Caroline Is.) *'' Agrostophyllum lamellatum'' (New Guinea) *'' Agrostophyllum lampongense'' (Sumatra) *'' Agrostophyllum laterale'' (Borneo) *''

Agrostophyllum latilobum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (W. & C. Java) *''

Agrostophyllum laxum ''Agrostophyllum'' is a genus with about ninety species from the orchid family ( Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. Thes ...

'' (W. Malaysia) *'' Agrostophyllum leucocephalum'' (New Guinea to SW. Pacific) *'' Agrostophyllum leytense'' (Philippines) *'' Agrostophyllum longifolium'' (Pen. Thailand to Malaysia) *'' Agrostophyllum longivaginatum'' (Philippines) *'' Agrostophyllum luzonense'' (Philippines) *''

Agrostophyllum macrocephalum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *'' Agrostophyllum majus'' (Pen. Thailand to Vanuatu) *'' Agrostophyllum malindangense'' (Philippines) *'' Agrostophyllum mearnsii'' (N. Borneo to Philippines) *'' Agrostophyllum megalurum'' (New Guinea to W. Pacific) *'' Agrostophyllum merrillii'' (Philippines) *'' Agrostophyllum mindanense'' (Philippines) *'' Agrostophyllum montanum'' : Mountain Agrostophyllum (New Guinea) *''

Agrostophyllum mucronatum ''Agrostophyllum'' is a genus with about ninety species from the orchid family ( Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. Thes ...

'' (New Guinea) *'' Agrostophyllum myrianthum'' (Sikkim, Arunachal Pradesh) *''

Agrostophyllum neoguinense ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' Kittr. (Papua New Guinea) *'' Agrostophyllum niveum'' (New Guinea) *''

Agrostophyllum occidentale ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (Seychelles, N. Madagascar) *'' Agrostophyllum palawense'' (Caroline Is. - Palau) *''

Agrostophyllum paniculatum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' ( New Guinea to Solomon Islands) *''

Agrostophyllum papuanum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (Papua New Guinea) *''

Agrostophyllum parviflorum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (Maluku to New Guinea) *''

Agrostophyllum patentissimum ''Agrostophyllum'' is a genus with about ninety species from the orchid family ( Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. Thes ...

'' (New Guinea) *''

Agrostophyllum pelorioides ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *''

Agrostophyllum philippinense ''Agrostophyllum philippinense'' is a species of orchid in the genus ''Agrostophyllum'' that was first described by Oakes Ames in 1910. It is endemic to the Philippines The Philippines (; fil, Pilipinas, links=no), officially the Republi ...

'' (Philippines) *'' Agrostophyllum planicaule'' (Himalaya to Indo-China) *'' Agrostophyllum potamophila'' : River-loving Agrostophyllum (New Guinea) *'' Agrostophyllum rigidifolium'' (New Guinea) *'' Agrostophyllum saccatilabium'' (Philippines) *''

Agrostophyllum saccatum ''Agrostophyllum'' is a genus with about ninety species from the orchid family ( Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. Thes ...

'' (Borneo) *''

Agrostophyllum sepikanum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *'' Agrostophyllum seychellarum'' (Seychelles) *'' Agrostophyllum simile'' (Sulawesi) *''

Agrostophyllum spicatum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *''

Agrostophyllum stenophyllum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *''

Agrostophyllum stipulatum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (Indo-China, Malaysia to Solomon Islands) ** ''Agrostophyllum stipulatum'' subsp. ''bicuspidatum'' (W. Malaysia) ** ''Agrostophyllum stipulatum'' subsp. ''stipulatum'' (Indo-China, Malaysia to Solomon Islands) *''

Agrostophyllum sumatranum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (W. Sumatra, Borneo) *''

Agrostophyllum superpositum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea to Solomon Islands) *''

Agrostophyllum tenue ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (W. Malaysia) *''

Agrostophyllum torricellense ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea to S. Vanuatu) *'' Agrostophyllum trifidum'' (Sumatra, Borneo) *'' Agrostophyllum uniflorum'' (New Guinea) *'' Agrostophyllum vanhulstijnii'' (Maluku) *''

Agrostophyllum ventricosum ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (New Guinea) *'' Agrostophyllum verruciferum'' (New Guinea) *''

Agrostophyllum wenzelii ''Agrostophyllum'' is a genus with about ninety species from the orchid family (Orchidaceae). The genus name is derived from the Greek words ("grass") and ("leaf"), referring to the grass-like appearance of the leaves of some species. These ep ...

'' (Philippines) *'' Agrostophyllum zeylanicum'' (Sri Lanka)

References

* * {{Taxonbar, from=Q28099 Epidendreae genera Epiphytic orchids