Section 1 Flashcards

0
Q

What are the five major gymnosperms?

A

Trees, woody plants, pines, bald cypress, and eastern red cedar. Total flora: 2187 species

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1
Q

How many species of herbaceous plants are in the Texas piney woods? How many major taxonomic groups?

A

1838 species and 6 taxonomic groups

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2
Q

What are some examples of woody monocots?

A

Bamboo, green briars, palms, and yuccas

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3
Q

What group of 330 species is called the “ flowering group”?

A

Magnoliads & Eudicots

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4
Q

Which 4 flora families are the largest groups in the piney woods region?

A

The sunflower family, the grass family, the sedge family, and the legume family

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5
Q

What plant family’s scientific name is ASTERACEA?

A

The sunflower family

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6
Q

What plant family’s scientific name is POACEA?

A

The grass family

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7
Q

What family’s scientific name is CYPERACEA?

A

sedge family (some grasses but mostly wetlands vegetation)

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8
Q

What family’s scientific name is FABACEAE

A

Legume family

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9
Q

Systematic botany or the science of naming, identifying, and classifying plants is called

A

Plant Taxonomy

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10
Q

Nomenclature is

A

The application of naming to plants

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11
Q

What’s a taxon?

A

The name for a group of plants

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12
Q

Flora is

A

All the native or naturalized plants found in a region

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13
Q

What are Floristics?

A

Investigation and knowledge of a regions flora

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14
Q

What is phylogeny?

A

The evolutionary lineage

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15
Q

Composition of scientific species names?

A

Genus name + specific epithet + author’s name

16
Q

Modern scientific names began in 1753 when the book___________ was published.

A

species Plantarum by Carl Linnaeus

17
Q

Ranks

A

Domain, Kingdom, division (phylum), class, order, family, genus, and species

18
Q

What is the basic unit of classification?

A

Species

19
Q

What are species

A

Populations of organism fundamentally alike

20
Q

What is the morphological species concept?

A

The traditional concept based on appearance

21
Q

What is the genetic species concept?

A

The concept gat members of a species have similar DNA

22
Q

What is biological species concept?

A

Plants Can freely interbreed.they are isolated from all other groups by various mechanisms that limit or eliminate gene flow

23
Q

What is evolutionary ( or phylogenetic) species concept?

A

The lowest level at which populations have separate evolutionary history