Konstantyn Romaschenko

Aglaonema is a genus of flowering plants in the arum family, Araceae. They are native to tropical and subtropical regions of Asia and New Guinea. They are known commonly as Chinese evergreens.

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Pappostipa is a genus of flowering plants belonging to the family Poaceae. Its native range is Western and Southern Central USA to Northwestern Mexico, Peru to Southern South America. Species:

Agrostis curtisii, the bristle bent, is a species of grass in the family Poaceae native to Eurasia. It is densely tufted, with hair like leaves and stems that grow up to 60 cm. Its spikelets are yellow-green in colour, and its lemmas are awned. The ligule is pointed. It has no rhizomes or stolons. Bristle bent flowers in the UK from June until July and is found typically on dry heaths and moors.

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Piptatheropsis is a genus of plants in the grass family. Piptatheropsis is a newly recognized genus, named in 2011, comprising species formerly considered members of Milium, Oryzopsis, Piptatherum, Stipa, and similar genera. Species Piptatheropsis canadensis (Poir.) Romasch., P.M.Peterson & Soreng - Canada (BC to LAB), northeastern United States (ME NH NY MI WI MN WV) Piptatheropsis exigua (Thurb.) Romasch., P.M.Peterson & Soreng - western North America (ABT BC CO ID MT OR WA WY CAL NV UT) Piptatheropsis micrantha (Trin. & Rupr.) Romasch., P.M.Peterson & Soreng - western North America (ABT BC

Micrachne is a genus of flowering plants belonging to the family Poaceae. Its native range is Tropical Africa to Botswana. Species: Micrachne fulva (Stapf) P.M.Peterson Micrachne obtusiflora (Benth.) P.M.Peterson Micrachne patentiflora (Stent & J.M.Rattray) P.M.Peterson Micrachne pilosa (Van der Veken) P.M.Peterson Micrachne simonii (Kupicha & Cope) P.M.Peterson

Zaqiqah is a genus of flowering plants belonging to the family Poaceae. It contains a single species, Zaqiqah mucronata, which is native to Eritrea, Somalia, and the Southwestern Arabian Peninsula (Yemen).

Pappostipa speciosa (synonyms Stipa speciosa and Achnatherum speciosum) is a species of grass known by the common name desert needlegrass. It is native to much of the south-western United States from California and Oregon to Colorado and to northwestern Mexico, where it grows in dry areas, especially sagebrush habitat. It is also native to Argentina and Chile in South America.

Alpagrostis is a genus of grasses. It includes four species native to Europe, ranging from Portugal and Great Britain to Ukraine, and to Morocco.

Tripogonella is a genus of flowering plants belonging to the family Poaceae. Its native range is Tropical and Subtropical America, Africa, New Guinea to Australia. Species: Tripogonella loliiformis (F.Muell.) P.M.Peterson & Romasch. Tripogonella minima (A.Rich.) P.M.Peterson & Romasch. Tripogonella spicata (Nees) P.M.Peterson & Romasch.

Triplasiella is a genus of flowering plants belonging to the family Poaceae. It contains a single species, Triplasiella eragrostoides. It is a perennial or rhizomatous geophyte grass native to the southern United States (Florida to Arizona), northeastern and southeastern Mexico, Cuba, and Venezuela.

Thorneochloa is a genus of flowering plants belonging to the family Poaceae. It contains a single species, Thorneochloa diegoensis, commonly known as San Diego needlegrass. It is a perennial grass native to southern California and northern Baja California.

Ptilagrostiella kingii is a species of grass known by the common names Sierra false needlegrass and King's ricegrass. It is the sole species in genus Ptialgrostiella. It is a perennial native to central and eastern California and to Tamaulipas in northeastern Mexico. In California it is found in the high mountains of the Sierra Nevada, where it grows in meadows and near streams in subalpine and alpine climates.

Pseudoeriocoma is a genus of grasses. It includes six species native to Mexico and to Texas, New Mexico, and Arizona in the southwestern United States.

Pentapogon avenoides, or mountain oat grass, is a species of grass, endemic to New Zealand. It is found on the main islands, as well as the Chatham Islands. The specific epithet, like the English name, refers to the oat-like structure of the inflorescence. The seeds are wind-dispersed. The habitat ranges from forest areas to scrub and tussock-land, from lowlands to uplands.

Piptatherum racemosum, commonly called black-fruited mountain ricegrass or simply mountain ricegrass, is a species of grass native to the northeastern United States and southeastern Canada. Piptatherum racemosum is a conspicuous and easily identifiable grass with broad, shiny cauline leaves and large, long-awned spikelets. It grows in dry or mesic forests and woodlands.

Paramochloa is a genus of grasses. It includes two species of montane perennials native to the northern Andes of Colombia, Ecuador, and Venezuela. Paramochloa crispifolia (Sylvester) P.M.Peterson, Soreng, Romasch. & Barberá – Colombia and Venezuela Paramochloa effusa (Kunth) P.M.Peterson, Soreng, Romasch. & Barberá – Venezuela, Colombia, and Ecuador

Laegaardia is a genus of grasses. It contains a single species, Laegaardia ecuadoriense (synonym Calamagrostis ecuadoriensis), a perennial endemic to Ecuador.

Greeneochloa is a genus of grasses. It includes three species native to North America and Hawaii. These species were formerly placed in genus Calamagrostis. Three species are accepted. Greeneochloa coarctata (Eaton) P.M.Peterson, Soreng, Romasch. & Barberá – eastern United States Greeneochloa expansa (Munro ex Hillebr.) P.M.Peterson, Romasch. & Soreng – Hawaiian Islands Greeneochloa tweedyi (Scribn.) P.M.Peterson, Soreng, Romasch. & Barberá – northwestern United States

Eriocoma thurberiana is a species of grass known by the common name Thurber's needlegrass. It is native to the western United States, where it occurs from Washington to California and east to Montana and Wyoming. This is a tufted perennial grass with erect stems reaching about 75 centimeters in maximum height. The tuft of stems may be circular in shape as the stems in the center die first. The inflorescence is a narrow panicle up to 15 centimeters long by 2.5 wide. The spikelet has a sharp tip and a long, hairy awn which may exceed 5 to 10 centimeters in length. This is a common grass in many

Eriocoma parishii is a species of grass known by the common name Parish's needlegrass.. It is also known by the synonyms Stipa parishii and Achnatherum parishii. The Jepson Manual 2nd edition (2012) reclassified the plant as Stipa parishii var. parishii.

Eriocoma nelsonii is a species of grass known by the common names Columbia needlegrass, subalpine needlegrass, and western needlegrass. It is native to western North America, from Yukon and British Columbia to California to Texas. This perennial grass grows in leafy clumps up to 175 centimeters tall. The inflorescence is a narrow panicle with branches upright or pressed parallel to the stem. The roots may extend nearly one meter deep into the soil. The grass remains green throughout much of the season, sometimes until the first snowfall. This grass occurs in many types of habitat in western

Eriocoma lettermanii is a species of grass known by the common name Letterman's needlegrass. It is native to the western United States from California and Oregon to Montana and New Mexico, where it is a resident of several types of habitat. Eriocoma lettermanii is a tufting perennial bunchgrass which forms large clumps of erect stems up to about 80 centimeters tall. The leaves are short and slightly curly. The inflorescence is up to about 19 centimeters long and has open branches with few spikelets. Each spikelet is less than a centimeter long but has an awn which can be up to about 2.5

Eriocoma lemmonii is a species of grass known by the common name Lemmon's needlegrass. It is native to western North America, where its distribution extends from British Columbia to southern California. This perennial grass forms a dense clump of stems up to 90 centimetres (35 in) tall. It may be hairless, hairy, or woolly. The inflorescence is a panicle up to 21 centimetres (8.3 in) long by 1 centimeter wide. The spikelets may be over 1 centimetre (0.39 in) long. The awns are up to 3 centimetres (1.2 in) long. This is a very drought-tolerant grass that can be found in dry areas, such as

Eriocoma latiglumis is a species of grass known by the common names wide-glumed needlegrass and Sierra needlegrass. It is a bunchgrass is endemic to montane California, where it grows in the mountain meadows and pine forests of the Sierra Nevada, and in a few areas of the Transverse Ranges to the southwest. It is also known by the synonyms Stipa latiglumis and Achnatherum latiglume. The Jepson Herbarium calls it Stipa latiglumis.

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Barkworthia is a genus of flowering plants belonging to the family Poaceae. It contains a single species, Barkworthia stillmanii, a perennial grass native to California.

Agrostula is a genus of grasses. It includes a single species, Agrostula truncatula, which is native to the Pyrenees of France and Spain, Portugal, and Morocco. It includes two subspecies: Agrostula truncatula subsp. durieui (Boiss. & Reut. ex Willk.) P.M.Peterson, Romasch., Soreng & Sylvester – western Pyrenees and northern Portugal Agrostula truncatula subsp. truncatula – Pyrenees to east-central Portugal and Morocco The species was first described as Agrostis truncatula by Filippo Parlatore in 1850. In 2020 Paul M. Peterson et al. renamed it the sole species in the new genus Agrostula