Dendro week 8

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  1. Stipules
    An outgrowth at the base of the petiole
  2. Types of stipules
    • Glandular
    • Sheathing
    • Foliar
    • Protective
    • Spinose
  3. Lateral Buds
    Located at sides of stem
  4. Axillary bud
    Lateral bud located where the petiole meets the twig
  5. Types of lateral buds
    • Soliatry
    • Adventitious
    • Collateral
    • superimposed
  6. Lenticels
    • Small openings where bark has been pushed up so gases can be exchanged into and out of the stem, for transpiration and respiration.
    • Oxygen enters stem and carbon dioxide and water vapor exit. Bark cells need oxygen to survive.
  7. Family? 

    Often have nitrogen-fixing root nodules of great value for enriching the soil 
    Habit:
    large trees to small annual herbs, mostly herbaceous perennials
    Leaves:
    usually alternate and compound; mostly pinnate, many bi-pinnate; stipulate;
    entire margins,  occasionally serrate
    Flowers:
    five generally fused sepals, five free petals; indeterminate infloresences; entomophilous;
    showy
    Fruit:
    typically a legume or ‘pod’; also samara, loments, follicles,
    indehiscent legumes, achenes,
    drupes, berries 
    Fabaceae (legume- bean/pea family)
  8. subfamily?
    Contains Prosopis, Acacia, Albizia
    • Mimosoideae
    • Fabaceae
  9. Genus? 
    Leaves:
    Bipinnate,
    6 -15 in.; leaflet small, 3/8 – 5/8 in., margins entire, folding at night

    Flowers:
    see family characters

    Fruit:
    flat legume, 13-20 cm
    • Albizia
    • Mimodoieae

    Fabaceae
  10. Which genus does this species belong to? 
    Julibrissin
    • Albizia
    • Mimododieae

    Fabaceae
  11. Subfamily?
    Contains Gleditsia, Ceris, Gymnocladus
    • Caesalpinioideae
    • Fabaceae
  12. Genus?

    Leaves:
    once or twice pinnate, often clustered on twigs

    Flowers:
    appearing w/ leaves, perfect and imperfect, nearly regular, greenish-yellow in
    axillary racemes, perianth
    3-5- merous

    Fruit:
    legume tough, indehiscent

    Twigs:
    often armed;
    • Gleditsia
    • Caesalpinioideae
    • Fabaceae
  13. Genus?

    Leaves:
    simple (unifoliate),

    blade
    orbicular to reniform

    Flowers:
    appearing before leaves, rich pink in clusters, perianth
    irregular

    Fruit:
    flat legume, turning black
    • Ceris
    • Caesalpinioideae
    • Fabaceae
  14. Genus?

    Leaves: Bipinnate, alternate; large up to 32 in. long;
    leaflets 2-2.5 inches with acute apices

    Flowers: appearing after the leaves, imperfect (dioecious),
    white-purple in large panicles

    Fruit: hard, thick legume pod  up to 
    7 in. long, dark reddish brown, seeds embedded in inedible pulp

    Twigs:
    stout, brown, with large leaf scrs and
    thick salmon-colored to brown pith, 3-5 bundle scars; no term. bud; laterals
    partly concealed; minute, fringed stipule scars

    Bark:
    gray, deeply furrowed into narrow scaly ridges 
    • Gymnocladus
    • Caesalpiniaceae
    • Fabaceae
  15. Which genus contains the species dioicus?
    • Gymnocladus
    • Caesalpiniaceae
    • Fabaceae
  16. Subfamily contains Robinia and Cladrastis?
    • Faboideae
    • Fabaceae
  17. Genus?

    Leaves:
    alt., once pinn.
    compound, mostly spinose-stipulate

    Flowers:
    perfect, in racemes, appearing after the leaves

    Fruit:
    many-seeded, nearly sessile pod, seeds reniform,
    w/o endosperm
    • Robinia
    • Faboideae
    • Fabaceae
  18. Genus?

    Leaves:
    once compound, 20-30 cm, leaflets (5)7-9(11), alternate to subopposite
    on the rachis, 2.5-8” long

    Flowers:
    appearing with leaves, white, fragrant, in long drooping panicles

    Fruit:
    thin, papery, indeh.
    legume, pendent, 1-3”
    • Cladrastis
    • Faboideae
    • Fabaceae
  19. Which genus contains this species, psudoacacia?
    • Robinia
    • Faboideae
    • Fabaceae
  20. Which genus contains the species Kentukea?
    • Cladrastis
    • Faboideae
    • Fabaceae
  21. Family?

    Habit:
    N2-fixing shrubs or trees

    Leaves:
    deciduous or evergreen, alternate (rarely opposite, whorled), simple entire,
    often covered with silvery or brown stellate hairs or scales (lepidote)
    on leaves & twigs 

    Flowers:
    regular, calyx (2)4(6) connate sepals, 0 petals, stamens (2)4(8), carpel 1, entomophilous

    Fruit:
    a dry achene surrounded by a fleshy calyx tube; thus the fruit is drupe-like in
    appearance
    • Elaeagnaceae
    • (The Oleaster Family)
  22. Angustifolia, umbellata, and multiflora are species that belong to what genus?
    • Eleagnus
    • Elaeagnaceae
  23. Family?

    Leaves:
    evergreen, coriaceous, punctate, alternate, opposite or whorled, entire,
    strongly aromatic when crushed

    Flowers:
    showy, 4 or 5 petals, and many stamens, thick hypanthium, entomophilous,
    also birds, bats

    Fruit:
    berry or capsule
    • Myrtaceae
    • (Myrtle Family)
  24. Genus

    Leaves:
    alternate to opposite (possibly opposite when young)

    Flowers:
    white, yellow, red, in clusters,

    Fruit:
    capsule opening at top by 3-6 valves; seeds numerous angled
    • Eucalyptus
    • Myrtaceae
  25. Genus?

    Habit:
    small tree with multi-layered spongy bark

    Leaves:
    evergreen, alternate (opposite), leathery, slender aromatic, 1-5 veined

    Flowers:
    showy white, in heads or spikes

    Fruit:
    capsule
    • Melaleuca
    • Myrtaceae
  26. Quinquenervia belongs to what genus?
    Melaleuca
  27. Family?

    Leaves:
    deciduous, alternate or opposite, simple, usually entire, estipulate

    Flowers:
    perfect or imperfect, 4 or 5-merous, calyx reduced to teeth or a minute rim
    around top of ovary, petals distinct, ovary inferior, entomophilous

    Fruit:
    Drupe, berry
    Cornaceae
  28. Genus?
    Leaves:
    usually opposite, veins arcuate
    (secondary veins arch upward)

    Flowers:
    perfect with 4 stamens

    Fruit:
    1-2-seeded blue, red, white drupe, seeds not grooved

    Twig:
    pith homogenous
    • Cornus 
    • Cornaceae
  29. Genus?

    Leaves:
    alternate, veins not arcuate

    Flowers:
    imperfect (usually dioecious),
    stamens ca. 10

    Fruit:
    1-2 seeded blue-purple drupe, seeds grooved

    Twig:
    pith diaphragmed
    • Nyssa
    • Cornaceae
  30. Family?

    Leaves: simple, alternate or opposite, entire
    to serrulate,
    estipulate

    Flowers: perfect or unisexual, regular, 4- or
    5-merous, small, not showy, nectary disk, stigma capitate or lobed

    Fruit: capsule, often brightly colored, seeds
    covered with a bright aril
    Celastraceae (staff-tree)
  31. Genus?

    Habit:
    twining vines or shrubs, branches terete

    Leaves:
    alternate

    Flowers:
    in panicles or racemes
    • Celastrus
    • Celastraceae (staff-tree)
  32. Genus?

    Habit:
    Shrubs or small tree, branches 4-angled

    Leaves:
    opposite

    Flowers:
    solitary or in axillary clusters
    Celastraceae (staff-tree)
  33. Orbiculatus belongs to what genus?
    • Celastrus
    • Celastraceae
  34. Alata belongs to what genus?
    • Euonymus
    • Celastraceae
  35. Family?
    Habit:
    Trees, shrubs

    Leaves:
    often evergreen, some species deciduous, 
    alternate simple, stipulate

    Flowers:
    usually imperfect, most species dioecious,
    superior ovary, small, 5-parted, entomophilous

    Fruit:
    a drupe with several stones (pyrenes) 
    Aquifoliaceae (holly)
  36. genus?

    Leaves:
    deciduous or persistent; entire, serrate, or aculeate (spiny-toothed);
    stipulate , with very small, nearly black, triangular, persistent stipules

    Flowers:
    perfect and imperfect (dioecious
    or polygamous), corolla white, axillary, small

    Fruit:
    red or black, rarely yellow, drupe
    • Ilex
    • Aquifoliaceae
  37. Aquifolium, opaca, glabra, verticillata, laevigata are species that belong to what genus?
    • Ilex
    • Aquifoliaceae
  38. Family?
    Several of great economic importance for timber, rubber, castorbean oil, tung oil, tapioca, vegetable tallow, dyes -  and poinsettia

    Not important in N. American forestry
    Two naturalized Asian trees are invasive in southeastern U.S.
    These trees are deciduous, alternate, simple leaves with 2 glands on upper petiole just below the blade; milky sap and fruit is a capsule

    Leaves:
    long-petioled
    w/2 red glands at top, stipulate, blades large, ovate with cordate
    base and palmate veins, entire, sometimes shallowly lobed at top

    Flowers:
    large and showy, 5-8 white petals with red veins inside near base

    Fruit:
    large, green to red-brown, dehiscent capsule, 3-5 sections w/large, angled
    seeds
    Euphorbiaceae (the Spurge Family)
  39. Family?

    Habit:
    Trees, shrubs, sometimes lianas, rarely herbs

    Leaves:
    deciduous or persistent, alternate or subopposite,
    simple, stipulate

    Flowers:
    perfect or polygamous, small, actinomorphic, mostly 5-parted, ovary 2- or
    3-carpellate, superior, entomophilous

    Fruit:
    drupe or capsule, sometimes winged
    Rhamnaceae (the Buckhorn  Family)
  40. Genus?

    Habit:
    trees, shrubs

    Leaves:
    deciduous or persistent; alternate or subopposite,
    simple, stipulate

    Flowers:
    perfect or polygamous, axillary

    Fruit:
    a fleshy, several-seeded or sometimes 1-seeded drupe

    All
    contain toxic glycosides
    • Rhamnus
    • Rhamnaceae
  41. Purshiana, Alnifolia, Cathartica, Frangula are all species belonging to what genus?
    Rhamnus
  42. Family?
    Habit:
    usually woody vines/lianas, shrubs, rarely herbs; w/tendrils for climbing, or
    self-supporting; flowers and tendrils usually opposite to leaves

    Leaves:
    evergreen or deciduous, alternate or opposite, usually distichous or spiral; petiolate;
    gland-dotted; usually simple or compound; stipulate

    Flowers:
    aggregated in cymes and panicles, often complex; flowers bracteolate, small;
    stamens opposite to petals

    Fruit:
    fleshy, indehiscent, 4-seeded berry
    Vitaceae (grape)
  43. Quinquefolia is a species that belongs to what genus?
    • Parthenocissus
    • Vitaceae
  44. Family?

    Habit:
    Small trees, shrubs

    Leaves:
    opposite, some alternate, petiolate; generally compound; pinnately
    veined; usually serrate or dentate

    Flowers:
    terminal or axillary drooping panicles or racemes; flowers bracteolate, small

    Fruit:
    aggregate or not, dehiscent or indehiscent, or an inflated, apically dehiscent
    capsule; berry or drupe
    Staphyleaceae (the Bladdernut Family)
  45. Genus and species?

    Moist
    woods, thickets

    Leaves:
    opposite, compound, long petiole, 3 oblong, to elliptic to ovate leaflets,
    serrate, long-stalked terminal leaflet, laterals short-stalked or without

    Stems:
    stout, brown, to deep purple, striped bark

    Flowers:
    perfect, bell-shaped, greenish-white, long stems in drooping clusters, from
    base of new growth; early May

    Fruit:
    inflated, 2”, 3-valved capsule, each
    compartment containing one shiny, hard, light brown nutlet
    • Trifoliata
    • Staphylea
    • Staphyleaceae
  46. Family?
    Leaves:
    persistent or deciduous, usually spirally alternate, a few opposite, pinnate
    (mostly) or bipinnate
    or occasionally palmately,
    or simple palmate, mostly estipulate, often with toxic saponins,
    some have milky sap

    Flowers:
    small, imperfect (tree monoecious
    or dioecious),
    4- or 5-parted, ovary 3-carpellate, superior, actinomorphic or zygomorphic,
    mostly entomophilous
    or ornithophilous,
    some anemophilous

    Fruit:
    a berry, drupe, capsule, nut, samara, or schizocarp
    Sapindaceae (the Soapberry Family)
  47. Genus and species? 
    Leaves:
    tardily deciduous, alternate, pinnately compound

    Flowers:
    small, yellow-white, erect panicles, late spring, summer

    Fruit:
    berry-like, yellow to orange, turning black, poisonous

    Fruit used as soap substitute for washing clothes, although poisonous; wood splits easily, baskets
    • Drummondii
    • Sapindus
    • Sapindaceae 
  48. Subfamily?

    Leaves:
    deciduous, opposite, palmately
    compound w/(3)5-9 leaflets, each short-stalked, serrate, petiole long,
    estipulate

    Flowers:
    perfect or often imperfect in same panicle; calyx connate, 5-lobed; corolla 4-
    to 5-parted, zygomorphic; ovary superior; entomophilous;
    with leaves in erect, terminal, many-flowered panicles

    Fruit:
    a leathery capsule with 1 to 6 large brown seeds 
    • Hippocastanoideae (the Buckeye Family)
    • Sapindaceae
  49. Flava, glabra and hippocastanum are species belonging to what genus?
    • Aesculus
    • Hippocastanoideae
    • Sapindaceae
  50. Genus and species?

    7 obovate leaflets

    White flowers in a compact panicle

    Prickly fruit

    Dark brown, to nearly black, sticky buds
    • hippocastanum
    • Aesculus
    • Hippocastanoideae
    • Sapindaceae
  51. Genus and species?

    palmately 5-foliolate elliptical serrated leaflets, yellow in fall;

    Yellowish flowers, pedicels with glandular hairs

    Smooth fruit

    Large, nonresinous teminal buds with imbricate scales
    Flava

    • Aesculus
    • Hippocastanoideae
    • Sapindaceae
  52. Family?
    Leaves:
    deciduous, opposite, simple or compound, mostly estipulate; simple leaves
    usually palmately
    veined, lobed, long-petioled;
    compound 1-pinnate

    Flowers:
    regular, imperfect and perfect, most species polygamous or dioecious;
    borne in inflorescence, before or with leaves, or in lateral fascicles from
    separate flower buds before leaves; pistils 2-lobed, 2-celled, each winged

    Fruit:
    double samara, united at base, each half long-winged and 1-seeded
    Aceraceae (the  Maple Family)
  53. Family? 
    Leaves: deciduous or persistent, usually alternate, simple or compound, estipulate

    Flowers:
    imperfect, plants dioecious
    or polygamo-dioecious,
    actinomorphic, mostly 5-parted, ovary superior and 3-carpellate, entomophilous

    Fruit:
    a drupe or nut-like
    Anacardiaceae (the cashew family)
  54. Typhina,glabra and copallina are species belonging to what genus?
    • Rhus
    • Anacardiaceae

Card Set Information

Author:
Dorky48
ID:
185613
Filename:
Dendro week 8
Updated:
2012-11-27 12:00:17
Tags:
Dendrology anacardiaceae celastraceae cornaceae
Folders:

Description:
anacardiaceae, celastraceae, cornaceae
Show Answers:

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