Zobrazeno 1 - 10
of 12
pro vyhledávání: '"J F Bain"'
Autor:
J. L. Golden, J. F. Bain
Publikováno v:
Canadian Journal of Botany. 83:1039-1045
J.F. Bain and J.L. Golden Abstract: Packera pauciflora (Pursh) Love & Love is a wide ranging alpine or subalpine species that is disjunct in three regions of North America: the northern Rocky mountains, Quebec-Labrador, and the Sierra Nevada of Calif
Publikováno v:
Molecular Ecology. 13:3467-3476
The geographical distribution of chloroplast DNA (cpDNA) variation in 39 populations of two hybridizing Mexican red oaks, Quercus affinis and Q. laurina, was investigated using polymerase chain reaction-restriction fragment length polymorphism (PCR
Publikováno v:
Canadian Journal of Botany. 79:1195-1201
The recent transfer of the Queen Charlotte island endemic, Senecio newcombei Greene (Senecioneae: Asteraceae), to the Asiatic genus Sinosenecio extends the biogeographic range of Sinosenecio to North America and introduces a large amphi-Beringian gap
Publikováno v:
Canadian Journal of Botany. 77:305-311
Packera pseudaurea (Rydb.) Weber & Löve has previously been identified as a species containing an unusually high level of chloroplast DNA (cpDNA) polymorphism. Proposed sources of this intrapopulational variation have included hybridization and intr
Publikováno v:
Canadian Journal of Botany. 75:730-735
The structure of the pollen wall as revealed by transmission electron microscopy is presented for 34 species representing two subtribes and 12 genera of New World Senecioneae. The genus Packera (=aureoid Senecio), with the exception of Packera zimapa
Autor:
J. F. Bain, J. Walker
Publikováno v:
Plant Systematics and Evolution. 195:199-207
The structure of the pollen wall as revealed by transmission electron microscopy is presented for 29 speciesSenecio including 19 aureoid and ten non-aureoid species. The previous report of a helianthoid wall structure (exine with internal foramina) i
Autor:
J. F. Bain, Robert K. Jansen
Publikováno v:
Plant Systematics and Evolution. 195:209-219
The internal transcribed spacer region of the 18S–25S nuclear ribosomal DNA repeat was sequenced from 28 populations of the aureoidSenecio complex as well as two populations from the Lugentes group and one from the Tephroseroid group. Divergence le
Autor:
J F Bain, R K Jansen
Publikováno v:
Canadian Journal of Botany. 76:704-706
Publikováno v:
Molecular ecology. 13(11)
The geographical distribution of chloroplast DNA (cpDNA) variation in 39 populations of two hybridizing Mexican red oaks, Quercus affinis and Q. laurina, was investigated using polymerase chain reaction-restriction fragment length polymorphism (PCR-R
Publikováno v:
Canadian Journal of Plant Science. 68:1053-1068
Carduus nutans L. and C. acanthoides L. are introduced weeds, primarily of roadsides, fields and pasturelands. Both species occur in eastern and western Canada with C. nutans more common than C. acanthoides in western Canada. High seed production and