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Population
Population

... Density Dependent Factors • Density Dependent Limiting Factors – depends on population size and density • Factors act most strongly when population is large and dense – Ex: Competition – Ex: Predation – Ex: Parasitism ...
Maintaining Balance
Maintaining Balance

... Example: Rabbits were introduced to Australia in the mid-1800s and rabbits numbers increased exponentially so that by the early 1900s the rabbits were consuming the already sparse vegetation and thus competing with the cattle, sheep, and native wallabies for resources. Questions to Consider: 1. Why ...
Sensory Gardens
Sensory Gardens

... sensory modes: sight, smell, touch, taste & sound. But there are other senses, less commonly talked of, just as powerful, if more subtle: the haptic sense (awareness of our body in space), gravity, temperature, space & enclosure. All gardens simulate the senses, to a greater or lesser degree. You ca ...
Saskatchewan Invasive Plant Species Identification Guide
Saskatchewan Invasive Plant Species Identification Guide

... General Description: perennial with tap root and creeping root systems; snapdragon-like flower heads; produces clear to slightly milky juice when leaves or stems are broken Leaves: 0.75 to 4 inches (1.9 to 10.2 cm) long; pale to silvery-green (waxy), hairless; long and lanceshaped on short leaf stem ...
PartsOfPlantTeachPrep
PartsOfPlantTeachPrep

... class. If you have chosen to include replicate sets you may also choose to have students from groups that identified the same types confer with one another before presenting to the class. We recommend you finish the activity by having students participate in a class discussion summarizing what they ...
test 4 - Northern Illinois University
test 4 - Northern Illinois University

... fuse during the process of fertilization to produce a diploid organism.  Some cells in the diploid  organism undergo the cell division process of meiosis, which produces new haploid offspring.   ‐‐fungi spend most of their lives as haploids.  When fungi of two different mating types (the  equivalent ...
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IOSR Journal of Business and Management (IOSR-JBM)
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... A fleshy diffuse herb ca. 7.5-30 cm high with ascending branches. Roots white, 10-15 cm long having sweet aroma. Leaves repandentate, alternate, 3.2-5.3 cm x 1-2.7 cm. Inflorescence axillary, terminal. Flowers pedicillate with 2 curious button shaped glands at insertion, crimson to yellow, ca. 2.2 – ...
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Chap 5,6 Jeopardy - Lindbergh Schools
Chap 5,6 Jeopardy - Lindbergh Schools

... 2 factors that caused human growth rate to become exponential. ...
Lilies in the Wild and in the Garden Red Canada Lily ( Lilium
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... Flowers, 6 inches long, are white inside and pinkish-purple outside with semi-reflexed flower lobes. Numerous seeds are produced, readily germinating and yielding plants that bring forth a single flower during the second or third season. Large, mature bulbs may produce plants that yield a cluster of ...
Sakata Seed America May 2013
Sakata Seed America May 2013

... © Sakata Seed America May 2013 ...
dittany of Crete
dittany of Crete

... Cultivation: Requires a rather dry, warm, welldrained soil, but is not fussy as to soil type, thriving on chalk. Prefers slightly alkaline conditions. Propagate by seed, stem cuttings, or divisions and grow in full sun. Particularly suited for hanging baskets. Seed - sow early spring in a greenhouse ...
Guelder rose
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...  Relatively cool climate  Reported invasive in:  Indiana  Pennsylvania  Wisconsin ...
Chapters 17, 18 and 19
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Installation and Maintenance Guidelines PDF document
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... while the permanent native species germinate and become established, especially in highly-erodible areas. Do not use a heavy amount of cover crop seed, which could smother the native seed and inhibit germination. Using a hand-crank or tow-behind broadcaster, start with half of the seed and try to co ...
plants and flower guided notes
plants and flower guided notes

... plants by more than ten to one. We eat many seed plants, rice, squash, tomatoes, peas, and squash are all see plants. We even wear cloths made from seed plants like cotton and flax. Many homes are made from see plants, oak, pine, maple trees, and in some country people “thatch” their roofs with that ...
6. MUKDENIA Koidzumi, Acta Phytotax. Geobot. 4: 120. 1935.
6. MUKDENIA Koidzumi, Acta Phytotax. Geobot. 4: 120. 1935.

... Pan Jintang (潘锦堂); Douglas E. Soltis Aceriphyllum Engler. Herbs perennial. Rhizome brown, thick, scaly. Leaves all basal, long petiolate; leaf blade broadly ovate to orbicular, base cordate, margin 5–7(–9)-cleft, lobes serrate at margin. Inflorescence cymose, ebracteate, many flowered. Flowers showy ...
dogwood trees - Farmington Gardens
dogwood trees - Farmington Gardens

... quite a bit depending on the grower, seed origin, and many other factors. In this case, you won’t be able to know the exact shade of pink unless you actually see it or a plant from its same group in bloom. What kind of conditions do I need to provide? Dogwoods NEED WELL DRAINED SOIL. Root rot has ki ...
Endangered, Invasive, and Reintroduced Species
Endangered, Invasive, and Reintroduced Species

... – originated in Europe; it is self fertilized, and crosspollinated by many insects; it is also cultivated by humans for foods, and medicine; since it grows earlier in the spring than other plants it dominates over native plant species Thistle ...
Declared plants in South Australia: are they on your land?
Declared plants in South Australia: are they on your land?

... need to treat. Treat weeds when they are young. Use the recommended control method. Use selective herbicides where possible. Minimise damage to non-weeds. Establish and promote competing vegetation. ...
For more information on good alternatives, how to identify invasive
For more information on good alternatives, how to identify invasive

... However, it grows both in and under the water as well as on nearby land. The weed’s main danger lies in its ability to form very dense mats which reduce light levels and displace native plants. It can regenerate from tiny fragments and, as such, easily spreads to new areas. ...
Section 20.1 KEY CONCEPT Plant life began in the water and
Section 20.1 KEY CONCEPT Plant life began in the water and

... Challenge 2: Sunlight comes from above so plants needs to be as tall as possible. • Plants develop vascular systems to transport materials around plant – brings water and mineral nutrients up from roots – disperses sugars from the leaves – allows plants to grow higher off the ground ...
The Rain Forest Ecosystem =} Samantha Santillan Samantha McClung
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... • The Cassowary Bird only lays it’s eggs on one species of plants. This is an adaptation because when this species was first developed they didn’t know that they need to lay their eggs on a certain type of plant, it took many years. • This lifestyle goes for the Cairns Bird wing Butterfly also. • An ...
Plants on the Rocks
Plants on the Rocks

... spent time investigating how—and why—these relationships work in different regions. For me, regionally native plants and rocks embody the architecture of nature and speak powerfully of place. Throughout North America, plants enticingly colonize rocky areas of all kinds, from mountaintops to rock sli ...
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Perovskia atriplicifolia



Perovskia atriplicifolia (/pəˈrɒvskiə ætrɪplɪsɪˈfoʊliə/), commonly called Russian sage, is a flowering herbaceous perennial plant and subshrub. Although not a member of Salvia, the genus of other plants commonly called sage, it is closely related to them. It has an upright habit, typically reaching 0.5–1.2 m (1 ft 8 in–3 ft 11 in) tall, with square stems and gray-green leaves that yield a distinctive odor when crushed, but it is best known for its flowers. Its flowering season extends from mid-summer to as late as October, with blue to violet blossoms arranged into showy, branched panicles.Native to the steppes and hills of southwestern and central Asia, it was introduced to cultivation by Vasily Perovsky in the 19th century. Successful over a wide range of climate and soil conditions, it has since become popular and widely planted. Several cultivars have been developed, differing primarily in leaf shape and overall height; 'Blue Spire' is the most common. This variation has been widely used in gardens and landscaping. P. atriplicifolia was the Perennial Plant Association's 1995 Plant of the Year, and the 'Blue Spire' cultivar received the Award of Garden Merit from the Royal Horticultural Society.The species has a long history of use in traditional medicine in its native range, where it is employed as a treatment for a variety of ailments. This has led to the investigation of its phytochemistry. Its flowers can be eaten in salads or crushed for dyemaking, and the plant has been considered for potential use in the phytoremediation of contaminated soil.
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