INTERESTING FACTS ON BOTANY

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Published in Botany
Tuesday, 27 June 2017 17:19
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National flower of Pakistan
Jasmine (Jasminum)

National flower of London
Rose

National fruit of Pakistan and India
Mango (Mangifera indica)

A plant with only 2 leaves
Welwitschai mirabilis (a gymnosperm)

Maiden Hair moss
Pogonatum

Maiden hair fern
Adiantum capillusveneris

Grasses of sea
Diatoms

Children of sea
Algae

Forest of sea
Sea weeds (keips)

Joker of plant kingdom
Mycoplasma (PPLO)

Jewels of plant kingdom
Desmids (algae)

A gift of old world to new world
Wheat (Tritium)

A gift of new world to old world
Maize (Zea Mays)

Oldest cultivated crop
Barley (Hordeum vulgare)

Kalpvriksha (Tree of heaven)
Coconut palm (Cocos nucifera)

First land inhabiting plants
Bryophytes

Red Sea
Due to blue green alga Trichondesmium erythreum

Most commonly seen fungi
Basidiomycetes

Drosophila of plant kingdom
Neurospora crassa (red/pink Bread mould)

Guinea pig of microbiology and weed of laboratories
Aspergillus niger-green mold

Resupination
Ovary rotates by 1800 in orchids

Major source of sugar in world
Beet roots

Phytotron
A device in which plants are grown in controlled conditions.

Tillandsw usneoids
Grows on telegraphic wires

Ermarki and Ranunculus lobatus
Plants recorded at higher altitude (21000 ft)

Smallest Angiosperm
Woiffia arrhiza inch long rootless.

Smallest flower
Woiffia microscopica (duck weed) 0. 1 mm

Smallest seed
Orchids (weighs 0.004 mg)

Smallest Gymnosperm
Zamina pygmea (25 cm tall)

Smallest acellular oganisms 
Mycoplasma galliseptium (0.3—0.5 μL)

Minimum number of chromosomes in Angiosperms and in an eukaryote
Haplopappus gracilis 2n = 4

Smallest Algae
Chalamydomonas (Green alga)

Largest Algae
Macrocvstis (Brown Alga — kelp) upto 60 mt.

Smallest fungi
Yeast

Largest fungi
Ganoderma (A wood fungus) 1 mt. Fomes (56 x 37’)

Smallest bryophyte
Zoopsis, Ephemerum (Pigmy moss)

Largest bryophyte
Dawsonia, Fontinalis (brook moss)

Smallest pteridophyte
Azolla

Largest pteridophyte
Treefem (Cyathaea) 20 mt. Aisphila (60 feet)

marine angiosperm
zostera, Thalassa

Walking fern
Adianturn caudatum

Sun fern
Pteris

Aquatic ferns
Azolla, Marsilea, Salvinia

Bhojpatra
Betula utilis — Bark of this plant was used to write manuscript in ancient times.

Saprophytic angiosperms
Wullshcleigellia, Neottia (Bird’s nest orchid), Monotrapa (Indian pipe plant) Carallorhiza etc. absorb humus through fungi

Red Data Book
A book containing information of endangered plant and animals

Green Data Book
A book with list of rare plants growing in protected areas like gardens.

Coptis
A stemless herb

Sulphur shower
Liberation of pollen grain in large amount by pine trees.

Killer weed
Parthenium hysterophorus (called- congress or carrot grass, belongs to family compositae)

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Additional Info

Last modified on Wednesday, 28 June 2017 02:07

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  • INTERESTING FACTS ON BOTANY

    Pollination in Rafflesia
    By flies/mites

    Dispersal of seeds in Rafflesia
    By Elephant

    Smallest parasite
    Arceuthobium minutissimum — It lives in stem of Pinus,

    Rootless plants
    Balanophora, Utricularia, Ceratophylium, Woiffia

    Plantless roots
    plants have only roots to perform assimilation/growth/reproduction e.g. Sapria, Podostemum, Arceuthobium, Rafflesia

    Scindapsus (family Araceae)
    First terrestrial and then becomes epiphyte

    Arachis hypogea (Ground nut)
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    Plant with Broadest leaves
    Victoria amazonica, (Amazon lily) leaf diameter 1.5 to 1.8 m

    Plant with Longest leaf
    Raphia vinifera (10—15 m)

    Largest (Tallest) angiosperm
    Eucalyptus regnans (114 m)

    Tallest Gymnosperm
    Sequoiadenron sempervirens ( = Sequoia gigantea) Douglosfir or Californian red wood tree

    Largest flower
    Rafflesia arnoldi ( 1 mt in dia, wt 7 kg) It is a root parasite on Tetrastigma roots

    Largest inflorescence
    Amorphophallus titanum (5.5 m) may be upto 12 m in Agave

    Largest cotyledons
    Capsella bursa pestoris (Shepherd’s purse)

    Biggest fruit
    Lodoicea maldivica (Double coconut wt 6 kg)

    Largest diameter of a tree
    Taxodium mucronatum (100—125 ft) Cestanea (167 feet)

    Strongest wood used to keep mummies
    Taxodium mucronatum (a gymnosperm)

    Maximum number of chromosomes, plant
    Ophioglossum reticulatum (2n = 1262)

    Animal
    Aulacantha Radiolarians (2n = 1600)

    Smallest Archegonium is found in
    Angiosperms

    Largest Archegonium is found in
    Mosses

    Smallest gametophyte plant
    Chiamydomonas

    Largest gametopilytic plant
    Dasownia

    Smallest pollen grain (2.5 t)
    Myosotis

    Largest pollen grain (250 j.t)
    Mirabilis

    Biggest ovule
    Cycas thourasii (7 cm in length)

    Biggest sperm
    Cycas

    Biggest egg
    Cycas

    Largest seed
    Lodoicea maidivica

    Maximum number of chromosomes in Angiospérms
    Poa litorosa 2n = 266

    Smallest chromosome
    An alga (0.025 rim)

    Largest chromosome
    Trillium govanianuin (30 jim)

    Minimum number of chromosomes - Plant
    Mucor, Porphyra (n = 2)

    Minimum number of chromosomes - Animal
    Ascaris (2n = 2)

    Highest yielding cereal (grain) crop
    Maize

    Largest and widest cultivated crop
    Rice (Oryza sativ)

    Most advanced family
    Compositae in dicots and gramineae in monocots

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    from vegetable (Ivory) Palm (Phvtelephas microcarpa)

    Lightest wood
    Balsa (Ochrorna Pyramidale) sp. gr. 00444

    Heaviest wood of world
    Guaicum officinale ( sp. gr. I .49 wt. 93 lb/cubic feet

    Fire proof wood (wood without resin)
    Sequoia dendron

    Maximum life span of a tree
    Macrozamia (10000 years), Dracaena (8000 years)

    Largest spreading tree
    Ficus bengulensis

    Largest leaf in diameter
    Victoria arnazonica (V. regia) Amazon lily dia. (5—6 ft)

    Longest leaf
    Raphia vinifera 30—50 ft

    Longest Botanic Garden of World
    Royal Botanic Garden, Kew, England

    First Plant taxonomist
    Caesalpinio

    World’s largest herbarium
    Royal Botanic Garden, Kew, England

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    Lemur
     
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    Chaetoderma
     
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    Peripatus
     
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    Polygordius
     
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    Climatius
     
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    Planaria
     
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    Sphenodon
     
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