pertulangan daun
TRANSCRIPT
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“PERTULANGAN DAUN “
UNIVERSITAS JEMBER
Benny Satrio WMahbubatur Rohmah
Alif Mei LaniarTri Wahyuni
Enki Dani NugrohoWinda Anisfiani
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PERTULANGAN DAUN
Presented By kelompok 2
Benny Satrio WMahbubatur Rohmah
Alif Mei LaniarTri Wahyuni
Enki Dani NugrohoWinda Anisfiani
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PERTULANGAN DAUN
Susunan tulang daun
Bagian-bagian pertulangan daun
Fungsi pertulangan daun
Apa itu pertulangan daun?
PERTULANGAN DAUN
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APA ITU TULANG DAUN?
Pertulangan daun
Adalah bagian daun yang berguuna untuk
memberi kekuatan dan pengangkutan zat-zat
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Fungsi Pertulangan Daun
Kekuatan Daun Rangka
Pengangkutan Zat
Hasil asimilasiDari daunKe bagian
lain
Air & garamDari tanah
FUNGSIPERTULANGA
NDAUN
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Bagian^^ tulang daun
Costa
N.L INervus Lateralis
N.L II
Vena
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Paling Besar
Costa
membagi daun menjadi 2 bagian
COSTA
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NERVUS LATERALIS
Nervus Lateralis Ada 2
Macam
Cabang Dari Nervus
Lateralis I
Berpangkal Dari Costa
Nervus Lateralis II
Nervus Lateralis I
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MENGH UBUNGKANCOSTA + VENA
CABANG COSTANERVUS LATERALIS I
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Nervus Leteralis II
SifatTumbuh Ke Samping
Dapat Mencapai Tepi Daun
Berhenti Sebelum Mencapai Tepi DaunDekat Tepi Daun Lalu
Membengkok Ke Atas
Dan Bertemu Dengan Tulang
CabangYang Ada Di
Atasnya
Nervus Lateralis II
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V E N A
VENA
Urat-Urat Daun
Kecil Dan Lembut
Susunannya Seperti
Jala
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Berdasarkan Susunan Tulang
Rectinervis
Cervinervis
Palminervis
Penninervis
MACAM** SUSUNAN TULANG DAUN
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L.Pinnae Menyirip
Asal Kata
Nervatiopertulangan
PENNINERVIS
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costa dari pangkal ke ujung
terdapat nervus lateralis ke samping
mirip sirip ikan
tedapat pada dikotil
Contoh : daun mangga (Mangifera indica L.), daun kastuba
PENNINERVIS
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PALMINERVIS
Palm menjari tangan
Asal Kata
Nervatio pertulangan
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Terdapat pada dikotil
Percabangan Nervus Lateralis dari pangkal costa
Susunan menyerupai jari
Jumlah tulang gasal, yang tengah lebih panjang,
Contoh : daun singkong, daun pepaya (Carica papaya.), jarak (ricinus communis.)
PALMINERVIS
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CERVINERVIS
curva lengkung
Asal kata
nervatiopertulangan
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Nervus lateralis dari pangkal costa mengikuti jalannya tepi daun
Nervus lateralis memencar kemudian ke arah ujung
Terdapat pada monokotil
Contoh : genjer (Limnocharis flafa buch.), gadung (dioscorea hispida dennst.)
CERVINERVIS
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RECTINERVIS
rectus lurus, sejajar
Asal kata
nervatio pertulangan
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Nervus lateralis dari pangkal costa
Arahnya sejajar dengan costa dari pangkal ke ujung
Bentuk daun sempit dan memanjang
Terdapat pada monokotil
Contoh: semua jenis rumput (Gramineae), teki-tekian (Cyperaceae)
RECTINERVES
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DAUN MANGGA (MANGIFERA INDICA L.)
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daun kastuba
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semua jenis rumput (Gramineae)
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teki-tekian (Cyperaceae)
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daun singkong
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daun pepaya (Carica papaya)
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genjer (Limnocharis flafa buch.)
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gadung (dioscorea hispida dennst)
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Jarak (Ricinus communis)