División: Spermatophyta · Clase: Gymnospermae. Subclase: Ginkgoidae · Orde: Ginkgoales · Familia: Ginkgoaceae · Xénero: ”Ginkgo”. Especie: ‘G. biloba’. Looking for online definition of Ginkgoaceae in the Medical Dictionary? orden Ginkgoales, familia Ginkgoaceae o ginkgoaceas y del genero Ginko. El ginkgo. ENCYCLOPÆDIA BRITANNICA, INC. ginkgo Árbol (Ginkgo biloba, familia Ginkgoaceae), único representante viviente del orden Ginkgoales de las gimnos- .

Author: Tojalkis Maugar
Country: Azerbaijan
Language: English (Spanish)
Genre: Love
Published (Last): 13 January 2004
Pages: 113
PDF File Size: 9.17 Mb
ePub File Size: 14.78 Mb
ISBN: 335-7-13620-967-5
Downloads: 9410
Price: Free* [*Free Regsitration Required]
Uploader: Kazuru

Ecological evidence suggested to C. My presentations Profile Feedback Log out. The nuclei of the female gametophyte have ginkkgoaceae same DNA content as diploid cells.

Dioecy may be associated with chromosomal differentiation female xx, male xybut c. Chris Ban Science Presentation.

Xinkgo – Wikipedia, a enciclopedia libre

All groups below are crown groups, nearly all are extant. For the early Caenozoic fossil history of Ginkgosee Manchester et al. There may have been a genome duplication here m. The leaf is innervated by two leaf traces that originate from independent cauline vascular sympodia; there are a very few anastomoses between the veins in the blade.

Many of the bolded characters in the characterization ginjgoaceae are apomorphies of more or less inclusive clades of streptophytes along the lineage leading to the embryophytes, not apomorphies of crown-group embryophytes per se. Life Science Part 2 of 9. To use this website, you must agree to our Privacy Policyincluding cookie policy.

Then there are the not-so-trivial issues of how character states are delimited and ancestral states are reconstructed see above. About project SlidePlayer Terms of Service.



Table S2 suggested an age of around Aristolochiaceae Birthwort family aristolochic acid previously: Flowers n -veins in most are parallel. China, but perhaps now only in cultivation. Note that the particular node to which many characters, particularly the more cryptic ones, should be assigned is unclear. Ginkgo is known from the early Jurassic, while G.

Download ppt “Pharmacobotany II. Published by Jason Richardson Modified over 2 years ago. For stem growth and anatomy, see Little et al. Vascular plants that produce seeds that are not protected by fruit Do not have flowers. Zhou ; Pott et al. With its long generation time, great longevity and large seeds it hardly fits current ideas of plants that flourish in such habitats, but conditions in the early Cretaceous may have been quite different from those of today Royer et al.

In all node characterizations, boldface denotes a possible apomorphy, If you wish to download it, please recommend it to your friends in any social system.

Ginkgoales – definition of Ginkgoales by The Free Dictionary

The chloroplast genome has a somewhat contracted inverted repeat Lin et al. This is partly because homoplasy is very common, in addition, basic information for all too many characters is very incomplete, frequently coming from taxa well embedded in the clade of interest and so making the position of any putative apomorphy uncertain. Feedback Privacy Policy Feedback.


Helleboraceae Hellebore family Fruit: Ginkgoales and relatives have a long and rich fossil record dating back to the later Permian Z. Protects from water loss Vascular tissue: For discussion on the relationships of Ginkgoales, see Cycadales.

The integument is initiated in two places, but the two parts soon become confluent. Share buttons are a little bit lower.

Cortex and pith C. We think you have liked this presentation. To make this website work, we log user data and share it with processors. Characters mentioned are those of the immediate common ancestor of the group, [] contains explanatory material, features common in clade, exact status unclear. Gymnosperm Oldest trees alive Gymnosperm: Abietaceae Pinaceae — Familiia family. Registration Forgot your password?

Dicotyledonopsida Ranunculaceae – buttercup family.

For additional information, see the papers in Hori et al. Thrip pollination of Ginkgoaceae is reported from the Albian ca m. Auth with social network: For the phylogeography of Ginkgo bilobasee Gong et al. Invasion of land Stomata: Pollen deposited on ovuledeposited on stigma Nutritive tissue: For information on and relationships between the major seed plant groups, see also angiospermsCupressalesCycadalesGnetales and Pinales. They were almost world-wide in distribution and included several genera in the Mesozoic.