The conifers have the Most massive = Giant

The conifers have the Most massive = Giant

The conifers have the Most massive = Giant Sequoias Sequoiadendron giganteum (Cupressaceae) ...

..The Tallest = Coastal Redwood (Sequoia sempervirens) (Cupressaceae) .

.. And the oldest = Bristlecone Pine Pinus longaeva (Pinaceae). Welwitschia mirabilis Welwitschiaceae

young plant Note 2 strap-like leaves http://waynesword.palomar.edu/images/welwit3b.gif

As Welwitschia grows the 2 leaves split into many sections. http://www.biosci.ohio-state.edu/~plantbio/images/greenhouseimages/welwitschia2.jpg Welwitschia is dioecious with separate male and female

plants. Plant with female cones Plant with male

cones Welwitschia mirabilis can live for up to 2000 years by which time the two leaves have shredded into multiple straps. ttp://www.cactusandsucculent.org/riviste/2000/fascicolo-4/foto/welwitschia-mirabilis.jpg

Courtesy of Amy Dieckmann 05 Escalante National Monument, Ephedra in the foreground Plant Male strobili (cones)

Ephedra Female strobilus (cone) From Tree of Life Web Site, U. of AZ Gnetum, a woody plant with vessels

Gnetophytes and Angiosperms have vessels. a. Longitudinal tracheid of pine. b. Vessel of a

hardwood (early wood) c. Vessel of a hardwood (late wood)

c. Hardwood fiber cell (provides support) e. Trachied of

a hardwood. Anthophyte Hypothesis Gnetifer

Hypothesis Two trees illustrating the Anthophyte vs Gnetifer Hypotheses Anthophytes (Extinct)

(Extinct) Gnetifers

Recently Viewed Presentations

  • SHARES Policy Rethink: Outcomes, Next Steps, and a Passing of ...

    SHARES Policy Rethink: Outcomes, Next Steps, and a Passing of ...

    SHARES Policy Rethink: Outcomes, Next Steps, and a Passing of the Baton. Dennis Massie. Program Officer, OCLC Research Library Partnership. Thanks, everyone, for joining us today for this Webinar about outcomes and next steps from the SHARES Policy Think that...
  • Selling an Idea or a Product - Baylor University

    Selling an Idea or a Product - Baylor University

    Poor Law History Context Course purpose Current concerns Relevance of Poor Law history, in exploring What poverty is; and what causes it Who are the poor? And why are they poor? How to deal with poverty; and probable effects of...
  • 3-1 10 Enterprise Tools Every Small Business Can Use

    3-1 10 Enterprise Tools Every Small Business Can Use

    13 Enterprise Tools Every Small Business Can Use Use these tools when you start your business—and after as well Training Title Training Title Training Title Training Title Training Title * At the end of this module, you will be able...
  • 幻灯片 1

    幻灯片 1

    Introduction of UK & Ireland
  • Topic Sentences - Weebly

    Topic Sentences - Weebly

    Topic Sentences connect back to thesis. Thesis Formula: Topic (reality T.V.) + Opinion (What I think about it) + Why or How (because…). Thesis Example: Reality TV highly influences and dictates the decisions and actions of teenagers because they are...
  • Épaule douloureuse d'origine tendineuse

    Épaule douloureuse d'origine tendineuse

    Impingement sign de Neer élèvation passive du bras du sujet en Avant produisant à la fois une abduction et une flexion antérieure. Le signe est positif lorsqu'il reproduit des douleurs vers 80-100d'élévation.
  • Erice Lectures - Ettore Majorana Foundation and Centre for ...

    Erice Lectures - Ettore Majorana Foundation and Centre for ...

    Richard Kenway lattice QCD g2 and mf are fundamental parameters of the Standard Model computable in a complete theory … a test of BSM theories but quarks are confined … emergent complexity Euclidean space-time lattice regularisation lattice spacing a, lattice...
  • 7-6 Circles and Arcs - Steelton-Highspire High School

    7-6 Circles and Arcs - Steelton-Highspire High School

    Adjacent arcs are arcs of the same circle that have exactly one point in common. Fact! The measure of the arc formed by two adjacent arcs is the sum of the measures of the two arcs.