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Notes on African plants
Notes on African plants

... The Cucurbitaceae are a relatively small family in southern Africa w ith eight genera and 72 species (Meeuse 1962: Gibbs Russell et al. 1987; De Wet et al. 1991). The family is mainly found in those parts of the subcontinent receiving summer rainfall w ith only about five species (of the genera Melo ...
Propagation
Propagation

... meiosis the number of chromosomes in the cells is reduced by half to form the male sperm cell and the female egg. The egg and sperm combine during fertilization in the ovule to form the zygote (fruit) that develops into the embryo (seed).  California desert plant called ...
2. Dendrology Gymnosperms
2. Dendrology Gymnosperms

... phloem) of their vascular tissues (i.e. they produced wood), and some grew to be tall trees. ...
Learn About Botany Reference Guide
Learn About Botany Reference Guide

... season of the lateral branches. At the same time there is a second bud concealed just below the bark - this bud is dormant and covered by petiole and axillary tissue. This bud does not develop unless the naked bud is aborted due to the stresses of drought, severe seasons or fire. The concealed or ep ...
Plant Form and Function Intro
Plant Form and Function Intro

... • Dicot (like trees, etc) - broad leaves, has a tap root (like the root of a carrot), conspicuous (obvious) flowers and a network of leaf veins. • Monocot (Grasses) – narrow leaves, a network of very fine roots, not obvious flowers, parallel veins. ...
Tiffany Chrysanthemum
Tiffany Chrysanthemum

... Tiffany Chrysanthemum is covered in stunning buttery yellow daisy flowers with white overtones at the ends of the stems from early to late fall. The flowers are excellent for cutting. It's fragrant ferny leaves remain dark green in color throughout the season. The fruit is not ornamentally significa ...
Grade 5 Book 4 - Nest - Sun Valley Group of Schools
Grade 5 Book 4 - Nest - Sun Valley Group of Schools

... Fire is a necessary stage in the lives of almost all fynbos plants, and is common during the dry summer months. Many plant’s seeds only germinate after the intense heat of a fire. In readiness for a fire, most proteas retain their seeds on the bush for at least one year, a habit known as serotiny. A ...
Seeds and pollen are reproductive adaptations.
Seeds and pollen are reproductive adaptations.

... commonly found in water gardens. The plants take root in the bottom of a pond. A plant scientist in California experimented with lotus seeds from China that were over 1000 years old. The scientist made a small opening in the hard covering of each seed and planted the seeds in wet soil. Some of the s ...
Whittlesea weed fact sheet * Pattersons curse
Whittlesea weed fact sheet * Pattersons curse

... Paterson’s curse can easily be identified during all growing stages, however is most noticeable when in full flower. To find this weed, you will need to become familiar with a few key identification features described below. Flower: Vivid purple, trumpet/tube shaped flower, approximately 3cm in leng ...
Whittlesea weed fact sheet – Pattersons curse
Whittlesea weed fact sheet – Pattersons curse

... Paterson’s curse can easily be identified during all growing stages, however is most noticeable when in full flower. To find this weed, you will need to become familiar with a few key identification features described below. Flower: Vivid purple, trumpet/tube shaped flower, approximately 3cm in leng ...
Mosses - Mr. Lesiuk
Mosses - Mr. Lesiuk

... absorbing water, absorb up to 20 X their own weight in water. In comparison cotton swabs can only hold 46 X their own weight. ...
Chelone whatsnative 2009
Chelone whatsnative 2009

... necessary to prevent powdery mildew. Staking is not needed if grown in full sun; too much shade may cause it to flop. White Turtlehead is a stiffly erect, clump-forming perennial attracting butterflies and birds. It is also deer resistant. .Habitat: Chelone glabra is found growing along rivers, marg ...
Lithops - CSSA Archives
Lithops - CSSA Archives

... the Greek lithos which means 'stone' and óps which means 'appearance' or 'a face'. They look like 'Living Stones', a common name we like to use for them. (The word Lithops is used as both singular and plural form.) Each Lithops has one pair of leaves with a fissure in between where a solitary flower ...
Common Wild Rose Description Economic Importance
Common Wild Rose Description Economic Importance

... enlarge ...
General Plant Morphology
General Plant Morphology

... The unfortunate bit about all this Fig. 1. (a) Open stoma. (b) Closed stoma is when the plant opens its stomata, it can also let out water. This can be quite the problem if you live in a very dry area. Plants have evolved adaptations to this problem such as storing carbon dioxide as an acid and doin ...
Slug - WSU Extension
Slug - WSU Extension

... shoots may already have formed around and in what is called the “crown” area at the base of the plant. If foliage is still attached to the plant, cut, rather than yanking or tugging on it. This can damage or pull out potential spring growth. If your garden is situated in a cold microclimate, you may ...
Principles of Biology Lake Tahoe Community College
Principles of Biology Lake Tahoe Community College

... G. Phloem of coast redwood and other gymnos contains sieve cells (without companion cells), fibers, ray parenchyma, and axial parenchyma H. Pine needles show many anatomical adaptations to aridity with thick cuticles, sunken stomata, a fibrous epidermis, closely packed mesophyll without intercellula ...
Reproduction of Seed Plants
Reproduction of Seed Plants

... 1. period in which the embryo is alive, but not growing 2. environmental factors such as temperature and moisture can end dormancy causing the seed to germinate ...
Lecture Outline
Lecture Outline

... Why is there so much variation in flower shape, size and coloration? (Fig. 29.20) (1) Hypothesis: Flowers are an adaptation that increases the probability that pollination will occur. (2) Observational evidence in carrion flower (a) The carrion flower smells of rotting flesh. (b) Smell attracts flie ...
Creeping Charlie (Glechoma hederacea)
Creeping Charlie (Glechoma hederacea)

... creeping vines do not have significant roots, so they can be easily pulled or raked. To control older portions of the plant by hand you will have to follow the stems to each root node and carefully dig out the small roots; an extremely tedious process. If you simply rip away the viney stem and leave ...
What are biomes? - Catawba County Schools
What are biomes? - Catawba County Schools

... that are shallow and wide so they can absorb rainfall quickly. Deserts have snakes, insects, and Animals:lizards.Most of the animals are cold-blooded. Most of the animals are small like the kit fox. ...
On the Inside - Plant Physiology
On the Inside - Plant Physiology

... mitochondria. This pathway is mediated by an alternative oxidase (AOX) that accepts electrons from the ubiquinone pool and uses them to reduce oxygen to water. The free energy generated by the flow of electrons from ubiquinol to AOX does not generate ATP but instead is lost as heat. In the case of m ...
The Invasive Species Handbook: A guide to invasive plants in the
The Invasive Species Handbook: A guide to invasive plants in the

... Invasive Plant Threats. On a global basis, invasive species are second only to habitat destruction as the greatest threat to native plants, animals and natural communities, such as forests, wetlands, streams, and ponds. In fact, experts estimate that invasive species have contributed to the populati ...
Biome Power Point
Biome Power Point

... that are shallow and wide so they can absorb rainfall quickly. Deserts have snakes, insects, and Animals:lizards.Most of the animals are cold-blooded. Most of the animals are small like the kit fox. ...
Ch. 20 Plant Diversity II: The Evolution of Seed Plants
Ch. 20 Plant Diversity II: The Evolution of Seed Plants

... Figure 30.16x2 A bird eating berries containing seeds that will be dispersed later with the animal's feces ...
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Ornamental bulbous plant



Ornamental bulbous plants, often called ornamental bulbs or just bulbs in gardening and horticulture, are herbaceous perennials grown for ornamental purposes, which have underground or near ground storage organs. Botanists distinguish between true bulbs, corms, rhizomes, tubers and tuberous roots, any of which may be termed ""bulbs"" in horticulture. Bulb species usually lose their upper parts during adverse conditions such as summer drought and heat or winter cold. The bulb's storage organs contain moisture and nutrients that are used to survive these adverse conditions in a dormant state. When conditions become favourable the reserves sustain a new growth cycle. In addition, bulbs permit vegetative or asexual multiplication in these species. Ornamental bulbs are used in parks and gardens and as cut flowers.
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