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Angraecum longicalcar
Angraecum longicalcar

... the summer months – something I am now very careful not to do! I carefully cut off the whole fan of leaves and removed all the diseased lower part of the stem which was brown and smelt awful. I doctored the cut on the main plant with cinnamon and sprayed the whole plant with a fungicide. The fan of ...
Bleeding Hearts - ScholarWorks @ UMT
Bleeding Hearts - ScholarWorks @ UMT

... to the rest of the annuals in the garden, but without them, everything looks a little more cluttered, a little less cohesive. The fragmentation of the alyssum inspires a mosaic within the flower pot, tying together the whites of the pansies with the purples of the geraniums. Their presence was a fun ...
Distinct Roles of CONSTANS Target Genes in Reproductive
Distinct Roles of CONSTANS Target Genes in Reproductive

... the same gene between different treatments. They were calculated by first normalizing each signal against that for UBQ10 (13) and then against the treatment giving the lowest level of expression for that particular gene. ...
32 | plant reproduction - Open Textbooks Project
32 | plant reproduction - Open Textbooks Project

... megasporangium—an area of tissue in the ovules—undergoes meiosis to produce four megaspores, only one of which survives. During the second phase, megagametogenesis, the surviving haploid megaspore undergoes mitosis to produce an eight-nucleate, seven-cell female gametophyte, also known as the megaga ...
Western Water Hemlock (Cicuta douglasii) is a wetland plant that is
Western Water Hemlock (Cicuta douglasii) is a wetland plant that is

... 4). These chambers hold a highly poisonous brown or straw-colored liquid that is released when the stem is broken or cut. Thick, fleshy tubers and slender individual roots grow from the bottom of the main rootstalk. Western water hemlock is often confused for the edible water parsnip. The easiest wa ...
Watch Out for Knapweed - Montana State University Extension
Watch Out for Knapweed - Montana State University Extension

... Rosette leaves are lobed and leaves are alternate on mature stems. Mature plants can reach 2 to 4 feet tall with 1 or more stems. ...
PST 102 - Fountain University, Osogbo
PST 102 - Fountain University, Osogbo

... Cell division is the process by which a parent cell divides into two or more daughter cells. In Eukaryotes, there are two distinct type of cell division: a vegetative division, whereby each daughter cell is genetically identical to the parent cell (mitosis), and a reductive cell division, whereby th ...
Bulbs for Winter Bloom The trees have all dropped their
Bulbs for Winter Bloom The trees have all dropped their

... cold to grow flowers outside, but you can easily turn a sunny windowsill into an inside garden. Paperwhite Narcissus and Amaryllis bulbs both produce beautiful flowers. They are easy bulbs to grow inside a house. Paperwhites come in two colors, white and yellow. They are extremely easy to grow; even ...
Bontany and Basic Plant Science
Bontany and Basic Plant Science

... influenced by environmental changes. For this reason, knowledge of the flower and its parts is essential for those interested in identifying plants (fig. 1). Asexual Plant Parts and Functions Plant parts can be divided into two groups: vegetative (asexual) parts, and sexual reproductive parts (fig.2 ...
ARBA Text
ARBA Text

... specifically between the Cedars and Healdsburg (Hickman 1996). Life History & Threats: The Cedars Manzanita is a perennial shrub blooming from February to May and is a strict serpentine endemic (Calflora 2010; CNPS 2010). This species is threatened by residential development and potentially by minin ...
Native and Drought-Tolerant Plants for Southwestern Landscapes
Native and Drought-Tolerant Plants for Southwestern Landscapes

... up to 6 feet wide. Flower in late spring to early summer; plants have either male or female flowers. Native Americans wove dried leaves to make baskets and other items. The center heart can be eaten. In Chihuahua, sotol is cooked and distilled into an alcohol similar to tequila. April is Landscape A ...
Flower Guide - Temporal Ecology Lab
Flower Guide - Temporal Ecology Lab

... separately on the same branch. Male catkins are brownish yellow and appear at the ends of twigs in groups of 25. In the spring, they swell, turn golden, and unfold and lengthen as buds mature. Each male catkin consists of numerous male florets and their bracts. Erect female catkins develop from shor ...
basic horticulture – notes
basic horticulture – notes

... Example: Tomatoes, Strawberries SURVIVAL SIGNIFICANCE of SEED DORMANCY  DORMANCY ensures that seeds GERMINATE DURING CONDITIONS that favor MAXIMUM SURVIVAL of the SEEDLINGS and SPECIES Example: Desert plants – chemical inhibitors in seed coat, only germinate after hard rains wash away, ensures enou ...
Layering - Middletown Public Schools
Layering - Middletown Public Schools

... region to expose the inner stem and optionally applying rooting compounds. In ground layering, the stem is bent down and the target region buried in the soil. This is done in plant nurseries in imitation of natural layering by many plants such as brambles which bow over and touch the tip on the grou ...
SPECIALIZED/MODIFIED STEMS Stems may be of various forms to
SPECIALIZED/MODIFIED STEMS Stems may be of various forms to

...   Corm – A solid, bulb-like , underground stem without fleshy scales forms a corm. It has greatly shortened internodes. Examples are the food-storage, reproductive corms of Gladiolus and Crocus. ...
Plant Reproduction and Development PowerPoint
Plant Reproduction and Development PowerPoint

... and female gametophytes are brought together so that their gametes can unite. • Pollination occurs when pollen released from anthers is carried by wind or animals to land on a stigma. • Each pollen grain produces a pollen tube, which grows down into the ovary via the style and discharges sperm into ...
Native Plants of Deer Canyon Preserve Silverleaf nightshade
Native Plants of Deer Canyon Preserve Silverleaf nightshade

... bullnettle, and trompillo. ...
Spirea - Texas ASLA
Spirea - Texas ASLA

... required, however if a more formal look is desired, shear only after spring flowering. When pruning, remove entire stems. The flowers are produced on year-old growth therefore it is imperative, when pruning is desired, do it after flowering. Pests are not a concern, however spirea aphid causes leaf ...
Orienpet Lilies
Orienpet Lilies

... and add new colours and flower forms for northern zones. Remarkably hardy, these lily cultivars have overwintered in zone 3 for over 10 years without special winter protection.These exotic and highly fragrant flowers will spread fragrance throughout your whole yard.The varieties described below were ...
Pamela Jackman Alpine Clematis
Pamela Jackman Alpine Clematis

... Pamela Jackman Alpine Clematis will grow to be about 12 feet tall at maturity, with a spread of 24 inches. As a climbing vine, it tends to be leggy near the base and should be underplanted with low-growing facer plants. It should be planted near a fence, trellis or other landscape structure where it ...
Slide 1
Slide 1

... Dose-response curve of root extracts Fractionate root extract using HPLC and ...
Gardenia - Rockledge Gardens
Gardenia - Rockledge Gardens

... The Gardenia is a popular flowering cold-tolerant shrub that is used in landscapes throughout Brevard County. It is best known for its fragrant white flowers during spring and summer months. This native of South Africa may grow from two feet to ten feet in overall height, depending on variety. Only ...
Giant Hogweed - North Frontenac
Giant Hogweed - North Frontenac

... to smother out new growth. If it’s possible to use machinery, mow new growth every two weeks. Summer Removal (i.e. early July): • Plants without flowers: If the infestation is small dig the stems and roots out and dry them thoroughly before disposing of them. • Plants with flowers: To prevent seed ...
Serrated tuSSoCk - Molonglo Catchment Group
Serrated tuSSoCk - Molonglo Catchment Group

... Jackie Miles/ Max Campbell ...
Mrs. George Jackman Clematis
Mrs. George Jackman Clematis

... a climbing vine, it tends to be leggy near the base and should be underplanted with low-growing facer plants. It should be planted near a fence, trellis or other landscape structure where it can be trained to grow upwards on it, or allowed to trail off a retaining wall or slope. It grows at a medium ...
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Plant reproduction



Plant reproduction is the production of new individuals or offspring in plants, which can be accomplished by sexual or asexual reproduction. Sexual reproduction produces offspring by the fusion of gametes, resulting in offspring genetically different from the parent or parents. Asexual reproduction produces new individuals without the fusion of gametes, genetically identical to the parent plants and each other, except when mutations occur. In seed plants, the offspring can be packaged in a protective seed, which is used as an agent of dispersal.
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