major subgenera

Listing 1 - 10 from 20 for major subgenera

Pollen Presentation Theory Collaboration
... illustrates the taxon sampling as of July 10, 1998. The table is divided into subgenera, sections, and subsections with the number of species for each category in parentheses; ... hummingbird pollination has been derived independently in Penstemon several times. Each of the four major subgenera have taxa that are both bee- and hummingbird-pollinated. Such transitions provide essential conditions ...
www.biosci.ohio-state.edu

Genus Rhododendron
... divided into four major subgenera. large leaf or elepidotes (without scales),  small leaf or lepidotes (with scales),  evergreen azaleas,  deciduous azaleas.  Species from 3 of these 4 major subgenera are represented ... and Rhododendron albiflorum do not fit into any of these four major subgenera. Some refer to these minor subgenera as the "cats and dogs" of the Rhododendron genus. There ...
www.rosebay.org

Ethnobotany Garden - "The role of plants in society"
... one of the largest genera of the nightshade family (Solanaceae)” (Wilbert 1987:1). The three subgenera of tobacco growing naturally or cultivated in South America are Nicotiana rustica, Nicotiana tabacum, and ... culture seems to have two roles of hallucinogenic and narcotic use. The first is a major hallucinogen used for spiritual purposes. The second role is a frequently used narcotic/hallucinogen ...
ethnobotany.yage.net

Henning's Rhododendron & Azaleas Pages
... the rhododendron is an azalea in the Tsutsusi subgenus. In 2004, these 8 subgenera were rearranged into 5 subgenera by Goetsch, et. al. Today, Azaleas are grouped into the Pentanthera Subgenus ... for the general or novice gardener." Fushia Page (Swedish)- "Just because he has 4 major interests : Rhododendrons (OK), Boy Scouting (well...), Volvo Cars (Swedish) and Macintosh (YES!)..." Garden-and- ...
home.earthlink.net

Rhododendron and Azalea Bookstore
... species to the development of a renowned botanical garden. After years of financial struggles, three major moves and an unbelievable investment of labor, a world-class species rhododendron collection has a ... of NE China, and other places. 118 species, varieties and subspecies which belong to 5 subgenera are featured in 8 sections and 21 subsections.Breath-taking photography! A must have reference ...
home.earthlink.net

Rhododendron History
... known for his discovery of rhododendrons and primulas on expeditions to Tibet. A recent major discovery of a rhododendron is that of R. yakushimanum (aka. yakusimanum) first described ... have small scales on their leaves and make up the subgenera Rhododendron. Elepidote rhododendrons, those without leaf scales, form the subgenera Hymenanthes. Subgenus Pentanthera covered the deciduous azaleas and ...
home.earthlink.net

Recent pteridophyte name changes
... Major differences exist bewteen Old World and New World botanists in their treatment of cyatheoid tree ferns, the former preferring to treat Cyathea as a single genus with a number of subgenera ... 1998 Tectara muelleri = Tectaria confluens 1998 Nomenclatural synonym. Bostock 1998 Thelypteridaceae Theypteridaceae 1998 Major differences exist bewteen Old World and New World botanists in their treatment ...
www.anbg.gov.au

APSnet Education Center - Introductions to the Major Pathogen Groups - Introduction to Parasitic Flowering Plants
... broad host range, although monocots are less preferred (Figure 13). The genus Cuscuta contains three subgenera. Members of the subgenus Monogyna are robust vines that may attack and kill fruit trees ... the United States. Figure 30. Figure 31. The last of the major broomrapes to consider is O. crenata (Figure 32). Major hosts include broadbeans, lentils, forage legumes, carrots, parsley, and celery. It ...
www.apsnet.org

Penstemon Website
... from coast-to-coast, exclusive of the Canadian shield. It has been divided into six subgenera : subg. Penstemon (eight sections, 22 subsections, ca. 186 spp.), subg. Habroanthus (two sections, 46 spp ... alpine plants, including their botany. Discussions and articles on this and related subjects constitute the major scope of the list, which welcomes both beginners and experts. To become a member of ...
www.biosci.ohio-state.edu

Andrea D. Wolfe Research
... Dasanthera represent the woody species of Penstemon, and this subgenus is sister to all other subgenera of Penstemon. There are purportedly two examples of diploid hybrid speciation in subg. Dasanthera ... have dramatic changes in the plastid genome for genes encoding proteins involved in photosynthesis. The major project in the lab is an investigation of parasitic plants of the Ericaceae (Pyrola, ...
www.biosci.ohio-state.edu