dissemination and apparently facilitate imbibition (R. Vujičić et al. 1993). A count of 2000 seeds per capsule, which appears widely in the literature, apparently
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be used to control several aquatic weeds in irrigation canals. The n = 4 count reported from Kansas under E. parvula var. anachaeta (Anonymous 1964) and
5 KB (582 words) - 21:38, 5 November 2020
base chromosome number for Cerastium is often cited as x = 9, only a single count of 2n = 18 is known; see C. Favarger and M. Krähenbühl (1996) for a discussion
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architecture or pubescence or relief Megaspore atypical count Megaspore coloration Megaspore count Megaspore diameter Megaspore pubescence or relief M cont
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18 is high by his count; he reported 12 as the maximum number for the specimens he sampled and that fits the specimens I have counted from Arizona. None
3 KB (294 words) - 21:09, 5 November 2020
J. L. Reveal and C. B. Hardham (1989) reported a consistent chromosome count of n = 15 plus (seemingly) additional chromosome fragments that bring the
3 KB (317 words) - 23:15, 5 November 2020
1987; L. E. McKinney 1992). After contemplating the 2n = 44 chromosome count obtained by J. Clausen (1964), H. E. Ballard (pers. comm.) suggested that
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genera, 208 species in the flora; 1 genus, 6 species introduced). The overall count for orchid genera in the flora includes Spathoglottis plicata Blume, which
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Tap-root Taproot Taproot architecture Taproot architecture or shape Taproot count Taproot density T cont. Taproot derivation Taproot duration Taproot fragility
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reported for Bistorta officinalis (B. Jonsell and T. Karlsson 2000+, vol. 1). A count of 2n = 48 made by Á. Löve and D. Löve (1988) was from a plant from California;
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reported a chromosome count of 2n = 20 for Fallopia cilinodis. All other counts summarized by J. P. Bailey and C. A. Stace (1992) and counts by M. H. Kim et
4 KB (409 words) - 23:08, 5 November 2020
recorded a tetraploid count of 2n = 28 from Hinsdale County, Colorado, but subsp. fendleri does not occur in that state, and his count is based on plants
3 KB (261 words) - 23:37, 5 November 2020
two inflorescences in proximity are derived from the same system. Thus, counting inflorescences as a measure of population sizes is essentially meaningless
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uniformity, have challenged attempts to delimit species in Pyrola. Chromosome counts for all species are diploid (2n = 46) except for the boreal European species
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coloration Seed-cone coloration or density S cont. Seed-cone condition Seed-cone count Seed-cone course Seed-cone distance Seed-cone duration Seed-cone height or
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cluster density Axillary cluster sexes Axillary cluster size B Basal rosette count C Cluster D Distal whorl length or size F Fascicle I Inner whorl quantity
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specimens identified as P. hauptiana in Eurasia have a tetraploid chromosome count. Specimens from Alaska, the Yukon, and Saskatchewan, identified as P. hauptiana
4 KB (483 words) - 17:24, 11 May 2021
C. calcitrapa (2n = 20), has been reported from California. A chromosome count of 2n = 42 has been reported from California material of this nothospecies
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number of which actually indicate eleven haploid chromosomes. Woodworth's count may be largely, if not entirely responsible for the persistence of this number
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of the published chromosone number reports for E. compressa, except for a count of 2n = 24 (presumably made by L. J. Harms) that is given on a herbarium
7 KB (747 words) - 19:36, 6 November 2020