21 Result(s)
within
Gregory J. Anderson
Plant Anatomy/Development
Plant Sciences
Plant Systematics/Taxonomy/Biogeography
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Article
The variation and evolution of selected species of solanum section basarthrum
A study of greenhouse-grown and field populations ofSolarium caripense Humboldt & Bonpland ex Dunal,S. tabanoense Correll, andS. trachycarpum Bitter & Sodiro, all diploid species (n = 12) of high altitudes of sou...
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Article
News Announcement
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Article
The variation and evolution of selected species of Solanum section Basarthrum (Solanaceae). II
Five taxa ofSolanum sect.Basarthrum were studied in an effort to clarify their taxonomic position and to determine the effective evolutionary mechanisms. Methods included an analysis of chromosome number and beha...
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Article
Book review
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Article
Book reviews
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Article
Book reviews
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Article
Hair morphology and the relationships of species inSolanum sect.Basarthrum
The usefulness of features of leaf hairs in distinguishing subgenera and sections is well documented in bothRhododendron andSolanum. In this analysis of the taxa ofSolanum sect.Basarthrum (23 species), and of a s...
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Article
Society for Economic Botany
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Article
Jaltomata I: circumscription, description, and new combinations for five South American species (Solaneae, Solanaceae)
The genusJaltomata (includingHebecladus) is described. FiveHebecladus species are transferred toJaltomata.Jaltomata viridiflora is widespread, from western Venezuela through Ecuador;J. bicolor andJ. propinqua occ...
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Article
To bee or not to bee?: The pollination biology ofApios americana (Leguminosae)
The only hard evidence from field studies in the natural range ofApios americana (Leguminosae) indicates that this species is frequently triploid and seed sterile, and that the only legitimate pollinators are Meg...
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Article
Ethnobotany of the garífuna of Eastern Nicaragua
We report the diversity of plants used by the Garifuna focusing on medicinals. Garifuna plants documented in this study are distributed among 75 families, 193 genera, and 254 species. Included are 229 medicina...
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Article
Book reviews
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Article
The origin and relationships of the pepino,Solanum muricatum (solanaceae): DNA restriction fragment evidence
The pepino (or pepino dulce:Solanum muricatum) is a domesticate, of interest because of its close relationship to tomatoes and potatoes, because it is enjoying increasing exposure in the international market, and...
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Ethnobotany of the Sumu (Ulwa) of southeastern Nicaragua and comparisons with Miskitu plant lore
The Sumu (Ulwa) are one of three Amerindian groups of eastern Nicaragua. Their uses of 225 species of plants in 174 genera and 72 families were documented in two years of fieldwork. Included are 187 medicinals...
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A survey of floral traits, breeding systems, floral visitors, and pollination systems of the angiosperms of the Juan Fernández Islands (Chile)
A survey of the reproductive features of the angiosperm flora of the Juan Fernández Archipelago (Chile) is presented to provide a species-based review of reproduction and pollination, to identify generalizatio...
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Testing a rapid quantitative ethnobiological technique: First steps towards develo** a critical conservation tool
Effective conservation programs require data on both biodiversity and resource use. The rapid loss of biologically diverse areas adds urgency to the task. This study tests a forest valuation technique that pro...
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Article
Travels with Charley—sunflowers and beyond: an appreciation of the life and work of Charles B. Heiser, Jr. (1920-2010)
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Article
Reproductive biology of Solanum vespertilio (Solanaceae), a zygomorphic, heterantherous, enantiostylous, and andromonoecious rare Canary Islands endemic
Without full knowledge of the reproductive biology of endemic species, the chances of effective conservation decline. We conducted multi-year field and laboratory studies of the sexual system and reproductive ...
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Breeding systems in Tolpis (Asteraceae) in the Macaronesian islands: the Azores, Madeira and the Canaries
Plants on oceanic islands often originate from self-compatible (SC) colonizers capable of seed set by self-fertilization. This fact is supported by empirical studies, and is rooted in the hypothesis that one (...
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Genetics of floral traits of Jaltomata procumbens (Solanaceae)
Understanding the genetic control of key reproductive traits/characters facilitates better understanding of systematics and evolution. Accordingly, we employed hybridization studies to investigate the Mendelia...
