Plants named in 1993

Lolium arundinaceum, commonly known as tall fescue, is a cool-season, perennial C3 grass species native to Europe and introduced to North America and other parts of the world. It naturally occurs in grasslands and coastal marshes. Tall fescue is grown in a range of cultivars, widely used for livestock forage, in lawns and recreational areas as turf, and occasionally for managing soil erosion. Most publications have used the names Festuca arundinacea or, more recently, Schedonorus arundinaceus for this species, but DNA studies appear to have settled a long debate that it should be included

The Crossosomatales are an order, first recognized as such by APG II. They are flowering plants included within the Rosid eudicots.

Mangifera casturi (also called Kalimantan mango or kasturi) is a species of plant in the family Anacardiaceae. It was endemic to the Kalimantan region of Borneo, but is now considered extinct in the wild.

Allium hollandicum, the Persian onion or Dutch garlic, is a species of flowering plant native to Iran and Kyrgyzstan but widely cultivated as an ornamental because of its umbels of attractive purple flowers. It is reportedly naturalized in Saint Louis County, Minnesota. Allium hollandicum is a bulb-forming perennial with scapes up to 90 cm (35 in) tall. It has long, flat, strap-shaped leaves up to 60 cm (24 in) long. Umbels are relatively small and spherical, up to 10 cm (3.9 in) in diameter, composed of many purple to reddish-purple star-shaped flowers appearing in late spring and early

Juniperus coahuilensis, commonly known as redberry juniper, is a species of conifer in the family Cupressaceae.

Belgian endive (Cichorium intybus), also known as witloof ("white leaf") chicory or chicon, is a lettuce-like vegetable or salad green. Belgian endive was developed in Belgium in the 1850s and is nicknamed "white gold" in that country. In 2021 Brussels added it to the region's Inventory of Intangible Cultural Heritage.

Euphorbia bongolavensis is a species of plant in the family Euphorbiaceae. It is endemic to Madagascar. Its natural habitat is subtropical or tropical dry forests. It is currently being threatened by habitat loss.

Crossoglossa is a genus of flowering plants from the orchid family, Orchidaceae. It contains 26 currently recognized species native to Central America and South America, from Nicaragua to Bolivia. Crossoglossa acuminatissima Nog.-Sav. & Carnevali - Colombia Crossoglossa aurantilineata Pupulin - Costa Rica Crossoglossa barfodii Dodson - Ecuador Crossoglossa bifida Dressler - Panama Crossoglossa blephariglottis (Schltr.) Dressler ex Dodson - Panama, Costa Rica Crossoglossa boylei Dodson - Ecuador Crossoglossa caulescens (Lindl.) Dodson - Ecuador Crossoglossa dalessandroi (Dodson) Dodson -

Quercus hintoniorum is a species of oak. It has only been found in the northeastern Mexican states of Coahuila and Nuevo León.

Mangifera acutigemma is a species of plant in the family Anacardiaceae. It is endemic to Sikkim in India.

Inga bella is a species of plant in the family Fabaceae. It is found only in Costa Rica.

Euphorbia banae is a species of plant in the family Euphorbiaceae. It is endemic to Madagascar. Its natural habitat is subtropical or tropical dry shrubland. It is threatened by habitat loss.

Arum apulum, known as Apulian arum, is a flowering plant species in the family Araceae.

Aralia rex is a species of flowering plant in the family Araliaceae. It has also been treated as Megalopanax rex, the only species in the genus Megalopanax. It is endemic to Cuba.

Chrysanthemum pacificum, commonly called gold and silver chrysanthemum, is a species of flowering plant in the aster family. It is native to Japan, where it is endemic to the island of Honshu. Its natural habitat is along the Pacific coast, where it often grows on ocean cliffs.

Rhodanthemum is a genus of flowering plants in the family Asteraceae, mostly native to exposed rocky places in Northern Africa (Morocco and Algeria). Formerly included in either Chrysanthemum or Leucanthemum, the 10 or 15 species of Rhodanthemum display many similarities to their former congeners, with composite daisy-like flowers. They are mat-forming, prostrate perennials or subshrubs, and some are cultivated as ornamental plants.

Mangifera lalijiwa is a species of plant in the family Anacardiaceae. It is native to Java and the Lesser Sunda Islands. It is threatened by habitat loss.

Mangifera campnospermoides is a species of plant in the family Anacardiaceae. It is a tree endemic to Kalimantan in Indonesia. It is a critically endangered species threatened by habitat loss.

Bulbophyllum adelphidium is a species of orchid in the genus Bulbophyllum. The species was originally described by J.J. Vermeulen i 1993

Aloe aageodonta is a species of succulent plant in the genus Aloe that is endemic to Kenya.

Agnesia is a genus of herbaceous South American bamboo in the grass family. It is named in honor of agrostologist (botanical specialist in the area of grasses) Mary Agnes Chase (1869-1963). The only known species is Agnesia lancifolia, native to lowland tropical rainforests of Brazil, Colombia and Peru. Agnesia lancifolia is perennial herb with 7-10 stems per clump, each up to 50 cm tall. Lower leaves lacking blades or with blades less than 5 mm long; upper leaves with blades up to 16 cm long. Each stem has 1-6 racemes at the tips of the culm or from the axils of the upper leaves, pistillate

Xylosalsola is a genus of flowering plants belonging to the family Amaranthaceae. Its native range is Southern European Russia to Mongolia and Pakistan. Its species include: Xylosalsola arbuscula (Pall.) Tzvelev Xylosalsola chiwensis (Popov) Akhani & Roalson Xylosalsola paletzkiana (Litv.) Akhani & Roalson Xylosalsola richteri (Moq.) Akhani & Roalson

Tilia nasczokinii Stepanov, commonly known as Nasczokin's lime or Nasczokin's linden, is a rare deciduous tree or shrub endemic to Siberia in Russia.

Physalis grisea is a species of flowering plant in the nightshade family known by common names including strawberry ground-cherry, downy ground-cherry, and strawberry-tomato in English. The name downy ground-cherry is due to the soft hairs that give the plant a gray cast. This downy gray coloration is the origin of the specific epithet grisea. Physalis grisea is native to northeastern North America.

Mangifera nicobarica is a species of plant in the family Anacardiaceae. It is endemic to the Nicobar Islands.

Mangifera blommesteinii is a species of plant in the family Anacardiaceae. It is a tree found in Peninsular Malaysia and Borneo.

Mangifera austroindica is a species of plant in the family Anacardiaceae. It is native to Karnataka and Tamil Nadu in India. It naturally occurs in shola forests

Hennediella heimii, also known as Heim's pottia, is a moss with 2.5 mm brown or yellow-green tufts.

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Euphorbia cedrorum is a species of flowering plant in the family Euphorbiaceae endemic to Madagascar.