crossed tetraploid

Listing 1 - 10 from 31 for crossed tetraploid

Propagating Tips
... A significant minority of roses from the later nineteenth century are triploid, as hybridizers crossed tetraploid hybrid teas and hybrid perpetuals to diploid species. 2. Cross roses with the ... that he crossed tetraploid old roses to tetraploid modern hybrid teas and floribundas. Examples: R. multiflora x Mont Blanc [diploid to diploid]; Pristine x Lilian Austin [tetraploid to tetraploid]. 3. Use ...
www.ars.org

Glider on Lilies
... a great muddling of the concept of a genus. When very different plants can be crossed to form infertile hybrids, this generally designates both parents as seperate species. However species are ... , and two diploid species can be manipulated to produce tetraploid offspring. In the case of lillies, as was mentioned earlier, this tetraploid plant may be sterile where its diploid counterpart would have ...
ethnobotany.yage.net

Seed Exchange Information
... germanica `Amas' -- 150+ MBL 04C033 pallida -- high variation 200+ MBL 04C037 ? -- labelled ``macedonica, Horvat'', tetraploid early TB, not reichenbachii 500+ MBL J - Sibiricae 04J045 Sino-sib hybrid -- creamy ... , Evansias, Crested 04S317 confusa HP -- mixed types from W. Sichuan Prov., P.R. China crossed together 250+ DPR 04S318 cristata -- ex. Peebles, Adams Co., OH 1000+ MGR 04S320 gracilipes ...
facstaff.hsc.unt.edu

Rhododendron History
... He gave up his business to become a plant collector. He crossed the Atlantic many times and some of our best known shrubs ... is easily raised from seed. R. calendulaceum is a naturally occurring tetraploid, having twice the number of chromosomes in comparison to the other ... 1786 where it was still rare in 1917. R. minus was crossed with R. ferrugineum to give the curious shrub known as 'Daphnoides'. R ...
home.earthlink.net

New Page 1
New Page 1 This is a 2004 seedling of my suspected tetraploid acicularis crossed with Peter Harris's R-15. As you can see, I have already crossed one of the blooms with Carefree Sunshine pollen. Return to seedling main page
home.neo.rr.com

Daylily Propagation
... triploid such as H.fulva it can only be crossed with another triploid or a tetraploid. Some hybridizers remove the male stamens off of ... temperatures rise, successful crosses become less likely. Once you have successfully crossed the plants, you need to record the cross. Make a label ... well. Do not take the flower off the plant that was crossed, let it fall off naturally. You may pull off the ovary ...
mikesbackyardgarden.org

Orchids of Brazil. Brazilian orchids
... be as large as 4" (10 cm.) On 4, we can see one of the tetraploid forms produced artificially by colchicine treating. The flower size is not increased by much, but ... of the excellent flower quality, but also because they allowed for tetraploids right away when crossed with standard cattleyas. 2 3 4 TOP | Brazilian Orchids HOME | Intro | About | Ongoing Projects | Price ...
mirandaorchids.com

Cereal (Grain) Photos #1
... it contains 8 sets of chromosomes. The diploid rye plant (DD) can also be crossed with tetraploid durum wheat (T. turgidum AABB) to produce a sterile triploid hybrid with 3 sets of ... tetraploid emmer wheat with 4 sets of chromosomes was produced. A mutation in the tetraploid emmer wheat, causing the bracts (glumes) enclosing the grain to break away readily, gave rise to the tetraploid ...
waynesword.palomar.edu

Genetic Extra Credit LM 53-54
... sporophyte number of 48, and B. filifolia with a tetraploid (4n) sporophyte number of 24. The gametes of these two parents are tetraploid (4n) and diploid (2n), resulting in a hexaploid (6n ... third homologous chromosome. A watermelon plant bearing large, green, short fruits containing many seeds was crossed with a plant bearing large, striped, long fruits containing many seeds. Some of the offspring ...
waynesword.palomar.edu More from this site

Melvin McConnell, Hybridizer of Daylilies
... Roseville line, the Ruffled Masterpiece line, and the new third line - the Ruffled Masterpiece line crossed with the Roseville line. Brown/McConnell seedling PPO2-97 The first registered cultivars from the ... bloomed in 1999. McConnell seedling RUF5 The ruffling is quite similar to that seen on tetraploid flowers, but these are all diploids. This past blooming season, Melvin had many promising blooms ...
www.ahsreg13.net

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