Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.


(Plants) the castor-oil plant
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ricinus - a genus of herb having only one known species: castor-oil plantRicinus - a genus of herb having only one known species: castor-oil plant
rosid dicot genus - a genus of dicotyledonous plants
Euphorbiaceae, family Euphorbiaceae, spurge family - a family of plants of order Geraniales
castor bean plant, castor-oil plant, palma christ, palma christi, Ricinus communis - large shrub of tropical Africa and Asia having large palmate leaves and spiny capsules containing seeds that are the source of castor oil and ricin; widely naturalized throughout the tropics
References in periodicals archive ?
ricinus ticks also occur in high densities in coniferous forests and in open areas such as grasslands (1).
Keywords: Sowing methods, fertilizer, Ricinus, yield and yield components.
There are several different species of ticks in the UK but the most common tick we see in the clinics at Donaldson's Vets are a tick called Ixodes ricinus.
Amalia Geldenhuys from Vredenal has won second prize in the energy category with her project Biodiesel from grape seeds, Xanthium Strumarium, Datura Stramonium and Ricinus Communi.
Preference and consumption of different morphological parts of Ricinus communis L.
Summary: In the current research, an attempt has been made to isolate ricinine (an alkaloid) from the leaves of Ricinus communis L.
Secondary seed dispersal of Ricinus communis Linnaeus (Euphorbiaceae) by ants in secondary growth vegetation in Minas Gerais.
For impact on a taller scale, try Ricinus 'Carmencita', a dark crimson version of the true castor oil plant.
This year, there was ricinus, dahlias and a brilliant tall French marigold called 'Cinnamon'.
M2 EQUITYBITES-December 31, 2014-Keyera Acquires Ricinus Gas Plant Stake
We pushed the species identification, either globally the following species: Ixodes ricinus (A), Rhipicephalus bursa (B) and Rhipicephalus turanicus (c) (Fig 3).
The castor bean tick Ixodes ricinus, a European species that carries Lyme disease, faces an engineering problem: Its needlelike mouthparts are good at piercing but useless for hanging on during long periods of feeding.