Exotic plant invasion is often associated with dramatic increases in above-ground net primary productivity and soil nitrogen. However, most evidence for these increases comes from correlative studies of single species, leaving open the question of whether invasive plants drive these processes and...

Euphorbia hyssopifolia L., originally native to tropical and sub-tropical regions of the American continent, was found in the city of Valencia (Spain). It represents a new record for the flora of the Iberian Peninsula and probably for European flora.

Euphorbia davidii Subils (Euphorbiaceae), toothed spurge, is a plant native in N-America, introduced in Europe about fifty years ago. There were no published data about the occurrence of this species in Serbia. Populations of this alien weed were noticed in 2007 in two localities in Vojvodina...

In a survey carried out in the spring of 2014 in the Campania region of southern Italy, a total of 60 ornamental species (Euphorbia spp., Begonia spp., Nolina recurvata, Portulaca spp., Celosia argentea var. cristata and C. argentea var. plumosa) were tested for the presence of viruses. The...

The Sheyenne National Grassland (SNG) is a native tall grass and mixed grass prairie located in southeastern North Dakota. Approximately half of the SNG has been invaded by leafy spurge (Euphorbia esula L.) and control methods have been limited. Many herbicides cannot be utilized at the SNG due to...

Seven species not previously reported for Lebanon and one species re-located after 183 years are reported here after their discovery during an ex situ seed conservation project in the country (Bombycilaena erecta (L.) Smoljan., Centaurea diffusa Lam.; Hypochaeris radicata L.; Gypsophila perfoliata...

Canaveral National Seashore (CANA) incorporates ca. 23,335 ha of land, shallow lagoons, and offshore waters in east central Florida. We surveyed the flora in 20 terrestrial sites and one lagoon site between the fall of 2002 and the fall of 2004, made additional collections from 2005 to 2015, and...

Jatropha gossypiifolia L. (bellyache bush) is a deciduous shrub from tropical America that was introduced into Australia as an ornamental and has since become a serious weed of rangelands and riparian zones in northern Australia. It forms dense thickets that degrade habitat, including suppressing...

In 1969, Galt and Galt conducted an ethnobotanical survey in the community of Khamma on the volcanic island of Pantelleria, Italy. Since then, a number of botanical studies concerning the local wild flora and cultivation of the zibibbo grape and capers have been conducted, but none have...

This study aimed at determining the phytochemical constituents of Euphorbia golondrina L.C. Wheeler, an alien invasive medicinal herb that is used for the treatment of gastroenteritis related ailments, diabetes, conjunctivitis, gastritis, enterocolitis, tonsillitis, vaginitis, hemorrhoids,...