Taxa named by Carlo Luigi Spegazzini

Parodia is a genus of flowering plants in the family Cactaceae, native to the eastern slopes of the Andes in northwestern Argentina and southwestern Bolivia and in the lowland pampas regions of northeastern Argentina, southern Brazil, eastern Paraguay, and Uruguay. This genus has about 65 species, many of which have been transferred from Eriocactus, Notocactus and Wigginsia. They range from small globose plants to tall columnar cacti. All are deeply ribbed and spiny, with single flowers at or near the crown. Some species produce offsets at the base. They are popular in cultivation, but must be

Volvariella is a genus of fungi with deep salmon-pink gills and spore prints.

Anadenanthera is a genus of South American trees in the Legume family, Fabaceae. The genus contains two species, A. colubrina and A. peregrina. These trees are known to the western world primarily as sources of the hallucinogenic snuffs vilca/cebil and yopo/cohoba.

species of plant

species of plant

Maihueniopsis (from Greek opsis, "view", referring to its resemblance to the unrelated Maihuenia) is a genus of the cactus family (Cactaceae), containing 18 species.

species of plant

Neolecta is a genus of ascomycetous fungi. The species share the English designation "Earth tongues" along with some better-known fungi (e.g. Geoglossum, Microglossum) with a similar general form, but in fact they are only distantly related.

Benthamiella is a genus of plants in the family Solanaceae, native to Patagonia in southern South America. Its species have been described as "attractive, small, cushion plants".

Oudemansiella is a genus of fungi in the family Physalacriaceae. The genus contains about 15 species that are widely distributed in tropical and temperate regions.

species of plant

species of plant

Pseudocercospora is a genus of ascomycete fungi. An anamorphic version of the genus Mycosphaerella, Pseudocercospora species are plant pathogens, including the causal agent of the so-called South American leaf blight of the rubber tree. The widely distributed genus is concentrated predominantly in tropical regions. Pseudocercospora was circumscribed by Italian-Argentinian botanist Carlos Luigi Spegazzini in 1910.

Ameghinoa is a genus of flowering plants in the family Asteraceae, described in 1897 by Carlo Luigi Spegazzini.

species of plant

Balansia is a genus of fungi in the family Clavicipitaceae.

species of plant

species of plant

species of fungus

Chaetothyrium is a genus of fungi in the family Chaetothyriaceae.

species of plant

species of fungus

Trichothyrium is a genus of fungi in the family Trichothyriaceae.

species of fungus

species of fungus

Rhytidhysteron is a genus of fungi in the family Patellariaceae. It has 21 species.

species of plant

Eudarluca is a genus of fungi in the family Phaeosphaeriaceae. The genus was circumscribed by Italian-born Argentinian botanist and mycologist Carlo Luigi Spegazzini in 1908, with Eudarluca australis assigned as the type species.

Ophiosphaerella is a genus of fungi in the family Phaeosphaeriaceae. The genus was described by Italian-Argentinian botanist and mycologist Carlos Luigi Spegazzini in 1909.

species of plant

species of plant

Pleomassaria is a genus of fungi in the family Pleomassariaceae.

Calyptronectria is a genus of fungi in the family Melanommataceae.

species of fungus

species of plant

species of fungus

Pantacantha is a monotypic genus of flowering plants belonging to the family Solanaceae. The only species is Pantacantha ameghinoi.

Ramorinoa girolae is a species of flowering plant in the legume family, Fabaceae. It is the sole species in genus Ramorinoa. It is a xerophytic tree or shrub native to La Rioja, San Juan, and San Luis Provinces of western Argentina. Unlike most legumes, Ramorinoa girolae does not produce any leaves. It grows in subtropical lowland and lower montane dry forest or shrubland in rocky and sandy areas. It is locally known as chica, and stands of R. girolae are known as chicales. It belongs to the subfamily Faboideae, and was recently assigned to the informal monophyletic Pterocarpus clade within th

Aplosporella is a genus of fungi in the family Botryosphaeriaceae.

Halophytum ameghinoi is a species of herbaceous plant endemic to Patagonia. It is the only species in the genus Halophytum. It is a succulent annual plant, with simple, fleshy, alternate leaves. The plants are monoecious, with solitary female flowers and inflorescences of male flowers on the same plant .

species of plant

species of fungus

Roumegueriella is a genus of fungi in the class Sordariomycetes. It consists of three species.

Valsonectria is a genus of fungi in the class Sordariomycetes. It consists of six species.

Delpinophytum is a monotypic genus of flowering plants belonging to the family Brassicaceae, with one species, Delpinophytum patagonicum, a subshrub native to southern Argentina.

genus of fungi

Schickendantziella is a plant genus in the Amaryllidaceae. It has only one species, Schickendantziella trichosepala, native to Argentina and Bolivia.

Ameghiniella is a genus of fungi in the family Cordieritidaceae. The genus contains 2 species.

Amerosporium is a genus of fungi belonging to the family Sclerotiniaceae. It was described in 1882 by Carlo Luigi Spegazzini. It has cosmopolitan distribution.

Bionectria is a genus of fungi in the class Sordariomycetes. The genus was described in 1919 by mycologist Carlos Luigi Spegazzini to include species of Nectria that grew on living plant material.

Libertiella is a genus of lichenicolous (lichen-dwelling) fungi of uncertain classification in the Ascomycota. The species of this genus are found in Europe.

Phaneromyces is a genus of lichen-forming fungi in the monotypic family Phaneromycetaceae (order Ostropales). Phaneromyces consists of two species known from temperate South America.

species of plant