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63 Cards in this Set
- Front
- Back
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What is the order of the classification system? |
1. Kindom (Plantae) 2. Dvision 3. Class 4. Order 5. Family 6. Genus 7 Species |
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What are five defining characteristics of the plant kingdom? |
- Have chlorophyll and manufacture their own food.
- multicellular - composed of vacuolate and eukaryotic cells - have cell walls - exhibit unlimited growth - reproduce sexually - alternating haploid and diploid generations - mostly stationary |
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What is Division |
A group of plant species separated from other plant species because they have different characteristics. |
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Name six divisions of the plant kingdom? |
(Pterophyta) Ferns (Coniferophyta) Conifers (Magnoliophyta) Flowering plants Equisetophyta(horsetails) Lycophyta(club mosses, quillworts) Bryophyta (liverworts,hornworts and mosses)> |
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What are classes? |
Subdivisions within the plant division that are specific to key features. |
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What is an order? |
A subdivision within a class. |
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What are families? |
Smaller groups of plants within a class |
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What feature do we use to classify a family? |
-Ovary position -Kinds of pistils and stemens -Carpel number -Type of fuit |
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What is a Genus? |
Genus is a more specified plant group within a family |
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What features do we use to classify a genus? |
-Flowers -Fruits -Leaves -Stems -Roots |
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What are species? |
An organism with key identifying features within a genus. |
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Which three parts make up a scientific name? |
1. Genus 2. Species 3. Authority |
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What are two main reasons we use scientific names over common names? |
Common names are often local and can even have the same name for two species. Common names do not inform the collector of the family or genus of the species. |
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What does subspecies (subspecies, varieties, subvarieties, forms and subforms) imply |
It imply's that there is a slight difference between the original species and a more recently discovered form. |
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What does the apex refer to? |
The tip of a plant. |
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What does andnate reffer to? |
Parts of the plants that are attached. |
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What does it mean when a plant's leaves are labeld as alternate? |
A plant with leaves or flowers that are borne singly at different levels along a stem.
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What does the apex refer to? |
The tip of a plant. |
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What does the apical refer to? |
The bottom of the plant. |
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What does the axil refer to? |
The angle between the leaf and the stem. |
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What does the axillery refer to? |
The highest angle from the axil. |
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What are stems? |
The body of the plant above ground that grows leaves. |
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What are stems function? |
- Support - Conduction - Storage |
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What are the six categories that classify a plant based on stem structure? |
Herbaceous - Non woody stem Suffrutescent - Very short, slightly woody stem living over from year to year e.g. bunchberry Suffruticose - Short woody stem living over from year to year e.g. thyme. Fruticose - Woody, multi-year stems usually < 10 m tall when mature = shrubs. Arborescent - Trees with short main trunks e.g. open-grown red alder. Trees are usually > 10 m tall when mature. Arboreous - Trees with well-developed main trunks e.g.thicket-grown red alder. |
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What are three type growing seasons for plants? |
- Annuals (1 growing seasons) - Biennials (2 growing seasons) - Perennials (3 growing seasons) |
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What are leaves? |
Leaves are the photosynthetic organs of plants. and are one of the main identification features of plants.
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What are the 8 essential features of a leaf? |
-Vein -Midrib -Blade -Petiole -Auxiliary bud -Leaf base -Node -Internode |
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Which characteristics describe the surfaces of stems and leaves? |
- Color
- Presence and shape of glands - Roughness - Hairs - Scales bloom = glaucous |
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What are buds? |
Plant tissue at the end of a branch where a leaf is produced. |
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What are bud characteristics do we use to identify plants? |
- Terminal or apical
- Lateral or auxiliary - Active or resting - Bud scales - Leaf scars |
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What is the vein of a leaf? |
A strand of conducting tubes. |
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What is the blade of the leaf? |
The broad part of the leaf. |
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What is a bract? |
A reduced or specialized leaf asscociated with a flower |
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What is a bulb? |
A short, vertical, thickened underground stem with thickened leaves or leaf-bases. |
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What is a carpel? |
A fertile leaf with undeveloped seeds. |
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What is the filament of a flower? |
The stalk of a stamen. |
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What is a disk flower? |
A flower with a circular corolla. |
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What is a node? |
The section in the stem where the leaf or branch is attached. |
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What is the internode? |
The section between nodes |
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What is an involucre? |
The protective covering around the hood of the capsul. |
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What is an Irregular flower |
A flower with an odd set of petals. |
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What does the leader apply to? |
The main stem of a plant. |
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What is the midvein? |
The centre vein of a leaf. |
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What are petals? |
The inside leaves of a flower? |
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What is a petiole? |
The stem of a leaf. |
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What is the pistil? |
The female organ of a flower. |
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What is a flower that is radically symmetrical? |
A flower that is uniformally the same on all sides. |
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What is a ray flower? |
A flower with a strap like corolla. |
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What is a regular flower? |
A flower where all the petals are the same size. |
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What is the sepal? |
The outside ring of a flower? |
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What is a leaf that is serrate? |
A toothed saw like leaf. |
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What is the stigma |
The tip of the female organ that collects pollen. |
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What does whorled mean? |
Leaves of a plant with a circular pattern. |
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What are rizohomes? |
A continuous stem that grows underground. |
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What is a tubar? |
A thickened underground part of the stem used for storage. |
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What is Corm? |
A round underground storage for a plant. |
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What is a bulb? |
A storage organ with leaves above the surface. |
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How many pines per bundle are there in a hard pine? |
Two or three. |
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How many pines per bundle are there in a soft pine? |
Five |
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What is the shape of the needles cross section for a hard pine? |
Semicircular |
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What is the shape of the needles cross section for a soft pine? |
Triangular |
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How many main veins are visible in the cross section of a hard pine? |
Two |
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How many main veins are visible in the cross section of a soft pine? |
One |
