Download Louisiana Horticulture Industry EXAM Study Guide: Plant Nomenclature & Classification and more Exams Gardening and Horticulture in PDF only on Docsity! Louisiana Environmental Horticulture Industry EXAM STUDY GUIDE 2024 Update. A Nursery Sales person must be able to... - Identify plants by common and scientific, Latin, or botanical names. When do you consider the confusion of the common name "cedar”? - When it’s applied to plants that include: arborvitae, cedar, cypress, false cypress, and junipers The American joint committee on horticultural nomenclature has adopted what? - Standardized plant names, a dictionary of plant names The scientific name of the plant is made up of... - The plant's GENUS and SPECIES No plant has more than ____ scientific name, although it may have common names - One Genus names are always... - CAPITALIZED Species names are generally... - NOT capitalized Giving plants a genus and species name is credited to... - Linnaeus a Swedish botanist The system of naming plants is called ... - The binomial system of nomenclature The binomial system of nomenclature is in what language? - Latin The Genus indicates a group of... - Closely related plants Plants within the genus are divided into subgroups called... - Species A naturally occurring subgroup within a species may be different enough in appearance from the remaining members of the species to be called a... - Botanical variety The international code of nomenclature for cultivated plants recognizes a special category called... - The cultivar or the cultivated variety, this group designates a special group of individuals, agriculture, forestry, or horticulture. Some states require that all non-herbaceous ornamental plants be... - Properly labeled Botanical names serve the customer mainly as... - A protection (that he is getting the correct plant) Customers are interested in plants because of - Color, sun/shade tolerance, fragrance, size, and other characteristics. Salespeople in wholesale or retail nurseries should make what the top priority? - THE CUSTOMERS INTEREST One should memorize the principal plants used in... - Louisiana and the Southeast The botanical name is key the help locate... - The info that is written about a particular plant P a g e 1 | 3 Some genus or species names are derived from... - Countries of origin, names of plant explorers, and descriptive Latin terms. Alba - White Cordite - Heart-shaped Crenate - Tooth, teeth round Angustifolia - Narrow-leaved Arboreal - Treelike, woody Dioeciously - have male and female reproductive structures on different plants Argentina - Silvery Aurous - Golden Fastigiated - Branches erect/ close together Cockiness - Scarlet Globus - Globe shaped Japonica - Of japan Radians - Rooting Mas - Male Rex - King Macrophyllus - Large leaved Microphylla - Small leaved Niger, Ingra - Black, dark Sylvatic - Forest loving Pendulous - Hanging Plants are classified scientifically by - Their morphological characteristics Horticulturists find that - Grouping plants by use and growth habit is also important Botanists - Would not group plants based on structural morphological and physiological characteristics Horticultural classifications are important to Nursery man since production, maintenance, marketing, and use are often similar.... - For plants grouped by growth, habitat, and cultural requirements Life span - Annual, biennial, perennial Leaf retention - Deciduous, evergreen, broad-leaved, needle-leaved Growth habit - Vine, ground cover, trees, shrubs Temperature tender - Semi-hardy, hardy, heat-sensitive, tropical, semi-tropical P a g e 2 | 3
