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Pharmacobotany II. Practice 2
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Phylum: SPERMATOPHYTA Subph.: CONIFEROPHYTINA (CONIFERS) Familia: Ginkgoaceae Ginkgo family
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Ginkgo biloba – ginkgo / maidenhair tree
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Ginkgo biloba ginkgo ginkgetin, ginkgolide stimulates blood circulation in brain
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Ginkgo and Zsolnay
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Classis: CONIFEROPSIDA Familia: Cupressaceae Cypress family
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Biota orientalis oriental arborvitae Subf.: Thujoideae
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Biota orientalis – oriental arborvitae essential oil, ! contact dermatitis, allergy
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Thuja occidentalis eastern arborvitae
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Classis: CONIFEROPSIDA Ordo: Coniferales (Pinales) Familia: Abietaceae (Pinaceae) – Pine family
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Pinus sylvestris – Scots pine
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Pinus sylvestris
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Pinus sylvestris inflorescences male/staminate female/pistillate essential oil, resin, shoot tips, leaves
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Pinus sylvestris - saccate pollen pollen saccus
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Pinus sylvestris : resin duct
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Pinus nigra – European black pine
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Pinus nigra saccate pollen
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Pinus nigra needle cross-section shizogenous resin duct vascular bundle xeromorphic stoma
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GYMNOSPERMSANGIOSPERMS Stem: woodyherbaceous or woody Homoxylous wood: only tracheids Heteroxylous wood: tracheids + tracheas Phloem: sieve cellssieve tubes Flowers: separate male/staminate and female/pistillate flowers usually bisexual (staminate and pistillate structures in 1 flower) Perianth: often reduced or missing calyx + corolla OR perigonium (tepals) Pollination: by windby insects (birds, bats etc.) Pollen deposited on ovuledeposited on stigma Nutritive tissue: endospermendosperm + cotyledons Cotyledons: variable (2-24)1 (monocots) or 2 (dicots)
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Subphylum: ANGIOSPERMATOPHYTINA Angiosperms Classis: I. Dicotyledonopsida II. Monocotyledonopsida
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Classis: I. Dicotyledonopsida Ranunculaceae - buttercup family
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Ranunculaceae Flower: Ca 5 Co 5 A G Ca = calyx Co = corolla A = androeceum G = gynoeceum → fruit: aggregate of achenes P 3+3 A G P = perigonium
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Clematis vitalba old man's beard
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protoanemonin Fruit: aggregate of achenes Clematis vitalba
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leaf 1 2 1. Palisad parenchyma 2. Spongious parenchyma
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Ficaria verna lesser celandine
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Ficaria verna root rhizodermis cortex stele with vascular elements
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Familia: Helleboraceae Hellebore family Fruit: aggregate of follicles Helleborus sp.: bufadienolide type cardiac glycosides
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Helleborus odorus fragrant hellebore
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© Hatvani Helleborus odorus aggregate of follicles
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Consolida regalis larkspur
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Caltha palustris marsh marigold
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Nigella damascena
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Ordo: Aristolochiales Familia: Aristolochiaceae Birthwort family aristolochic acid previously: immune stimulant, ! carcinogenic
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Aristolochia clematitis European birthwort
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Aristolochia clematitis – European birthwort zigomorphic flowers
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Aristolochia clematitis
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Aristolochia stem
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Aristolochia vascular bundle collateral open bundle
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© Papp (http://caliban.mpiz-koeln.mpg.de/~stueber/thome/Alphabetical_list.html) Asarum europaeum - European wild ginger
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Asarum europaeum stem
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Asarum europaeum European wild ginger Populations: chemical composition of essential oil differs: proportion of phenylpropans and sesquiterpenes chemical varieties = chemovarietas
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