Listing 1 - 10 from 81 for chromosome number
21. Chromosome Number
... 21. Chromosome Number 21. Chromosome Number: When they have been reported (i.e., published), chromosome numbers should be included at the end of the entry for taxa at the specific ... will follow the chromosome number if from Chinese material (see paragraph 12.17). All chromosome numbers will be cited as the somatic number (e.g., "2n = 14" and "2n = 36@"). Unpublished chromosome numbers will not ...
Key to Arisaemas of Japan
... by side. Basic chromosome number X=13. A. ovale Nakai 8. Spathe without longitudinal white stripes. Auxillary buds always one in each node so that tuberlets are solitary. Basic chromosome number X=14 (except ...
Angiosperm Families - Aristolochiaceae Juss.
... -celled. Gynoecium 4–6 carpelled. Carpels isomerous with the perianth to increased in number relative to the perianth. The pistil 1 celled, or 4–6 celled. Gynoecium ... -tropical to tropical. Widespread, except Australasia. X = 4–7, 12, 13. Supposed basic chromosome number of family: 7. Taxonomy. Subclass Dicotyledonae; Crassinucelli. Dahlgrens Superorder Magnoliiflorae; Aristolochiales. ...
Angiosperm Families - Bignoniaceae Juss.
... the corolla tube; didynamous (mostly), or not didynamous, not tetradynamous; reduced in number relative to the adjacent perianth (usually), or isomerous with the perianth; oppositisepalous; ... Catalpa common to the Old and New Worlds. N = 20 (mostly). Supposed basic chromosome number of family: 7. Taxonomy. Subclass Dicotyledonae; Tenuinucelli. Dahlgrens Superorder Lamiiflorae; Scrophulariales. ...
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Gilding the Lily: Developments in Asiatic Hybrid Lilies
... in other ways as well. Now and again, a plant will spontaneously double its chromosome number, usually the aftermath of a flirtation with a member of another species. For example, ... than creating offspring with three sets of chromosomes (triploid), as one might reasonably expect, their chromosome number doubled, producing a hexaploid plant. As if things were not complicated enough with natural ...
FLORA OF NORTH AMERICA - History: Content
... differ significantly from the measurements actually found in fresh or living material. Chromosome numbers generally are given only if published, documented counts are available from ... Chromosome counts from nonsporophyte tissue have been converted to the 2n form. A literature reference for each reported chromosome number is available in the Flora of North America database (see below). The base number ...
Chinese Cabbage, Commercial Vegetable Production Guides, North Willamette Research and Extension Center
... Harvest, Handling, Storage Disease and Insect Control Pest Control: Weeds, Insects, Diseases A great number of descriptive, ethnic and local terms contribute to confusion regarding Oriental greens. In Chinese, ... LLC of California. Brassica juncea leafy mustards: a group of "mustards" that have the chromosome number n=18. These are usually broad-leaved greens, sometimes red-leafed with green ribs: ...
... nearly a month. The flowers may be faintly fragrant or very sweetly scented. HYBRIDIZING NOTES: Chromosome counts are 2n = 38 (ref. 580), 2n = 76 (ref. 151, 187, 504, 580), 2n = 112 ... in some red breeding lines. Tetraploids, however, are very rare. He found no correlation between chromosome number and plant habit, cane length, leaf size or shape, flower color, or any other characteristic ...
Chromosome Table - Croton Research Network
... Links Croton Chromosome counts The following table shows that chromosome numbers are variable in Croton and may be phylogenetically very informative. We made a comprehensive survey of chromosome number reports in the genus, finding over 70 individual counts (summarized in the table below). The most widely reported number is n = 10 (22 ...
Daylily Dictionary: Chromosome
... Daylily Dictionary: Chromosome CHROMOSOME: 1.) The self-replicating genetic structures of cells containing the cellular DNA. 2.) One of a definite number of minute bodies in the cell nucleus of all plants and ... a nucleus must divide in half to form ova and pollen, triploids, with an odd number of chromosomes, are usually sterile. Tetraploids have not been found in species daylilies. Return to ...
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