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pro vyhledávání: '"Robert L. Mathiasen"'
Autor:
Shawn C. Kenaley, Robert L. Mathiasen
Publikováno v:
Botany. 100:1-31
The taxonomic classification of dwarf mistletoes (Arceuthobium spp., Viscaceae) is complicated due to their reduced morphology, requiring the integration of not only morphology but also phenology, geography, and host relationships. This has been part
Autor:
Jacob H. Idec, Robert L. Mathiasen, Kate M. Sanders, Yun Jee Lee, Adam C. Schneider, Shawn C. Kenaley
Publikováno v:
Systematic Botany. 46:389-402
—Dwarf mistletoes are a lineage of morphologically-reduced stem parasites inhabiting Pinaceae and Cupressaceae throughout the northern hemisphere and equatorial East Africa. Though diagnosable by a suite of morphological traits, phylogenetic knowle
Autor:
Shawn C. Kenaley, Robert L. Mathiasen
Publikováno v:
Journal of the Botanical Research Institute of Texas. 13:83-101
Fir dwarf mistletoe (Arceuthobium abietinum, Viscaceae) parasitizes true firs (Abies spp.) in the Pacific Northwest through California, the Southwest, and into northern Mexico. At present, fir dwarf mistletoe consists of two special forms (formae spe
Publikováno v:
Journal of Forestry. 115:379-384
Publikováno v:
Western North American Naturalist. 77:40-50
Southwestern dwarf mistletoe (Arceuthobium vaginatum subsp. cryptopodum) parasitizes ponderosa pine (Pinus ponderosa). It can kill severely infected trees and induce the growth of dense masses of branches that can affect foraging and nesting habitat
Publikováno v:
Plant disease. 84(3)
Honduran dwarf mistletoe (Arceuthobium hondurense Hawksw. & Wiens) is a rare dwarf mistletoe found only in Honduras (1,2). Thus far, it has been reported to parasitize only Pinus oocarpa Schiede (2). In October 1999, we observed infection by A. hondu
Publikováno v:
Plant disease. 84(2)
The mistletoe Psittacanthus angustifolius Kuijt (Loranthaceae) was first described in 1987 on Pinus from Nicaragua near the Honduran border, but the species of pine was not designated (1). Kuijt (1) speculated that this mistletoe probably also occurs
Publikováno v:
Plant disease. 83(9)
Golden dwarf mistletoe (Arceuthobium aureum subsp. aureum Hawksw. & Wiens) is endemic to east-central Guatemala (Departments Alta Verapaz, Baja Verapaz, and Quiche) (1,2). Its principal hosts are Pinus pseudostrobus Lindl., P. montezumae Lamb., and P
Publikováno v:
Plant disease. 85(5)
Large-stemmed dwarf mistletoe (Arceuthobium globosum Hawksw. & Wiens subsp. grandicaule Hawksw. & Wiens-Viscaceae) parasitizes several Pinus spp. in central Mexico and western Guatemala (1). In November 2000 several trees of Pinus hartwegii Lindley w
Publikováno v:
Plant disease. 86(4)
The mistletoe Phoradendron breedlovei Kuijt (family Viscaceae) has only been reported from two locations in Chiapas, Mexico (1). We observed this mistletoe parasitizing Quercus salicifolia Nee approximately 4 km east of La Esperanza, Department Intib