Bloom Clock/Keys/Southeastern Pennsylvania/July/Yellow Flowers

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The plants pictured below have been recorded as blooming during the month of July in Southeastern Pennsylvania.


Taraxacum officinale

Head

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Profile for Taraxacum officinale (Common Dandelion)
Identifying Characteristics
Habit: rosette-forming herbaceous plant with a long taproot
Flowers: Head, flowers are all ray-like
Foliage: Basal only, pinnately lobed
Stem: flower stems are hollow with a milky sap
Scent: mild, "sunny"
Growing Conditions: sunny and partly-shaded, well drained soils, drought intolerant
Fruit: achene with a silky pappus
Similar Plants: Hypochoeris radicata, Sonchus
Recent Logs[edit]

Global data:
Temperate zone season(s): Mid Winter, Late Winter, Early Spring, Mid Spring, Late Spring, Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall, Late Fall, Early Winter

Regional data and additional images for Taraxacum officinale

Linaria vulgaris

Inflorescences

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Profile for Linaria vulgaris (Butter and Eggs)
Identifying Characteristics
Habit: spreading herbaceous plant
Flowers: Snapdragon-like, yellow
Foliage: Simple, covered in a white, waxy bloom
Stem: Weak
Scent: None
Fruit: Dry capsules
Life Cycle: Perennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Late Spring, Early Summer, Mid Summer, Late Summer, Mid Fall, Late Fall

Regional data and additional images for Linaria vulgaris

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Rudbeckia fulgida

Plant covered in flowers

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Profile for Rudbeckia fulgida (Blackeyed Susan, Orange Coneflower)
Identifying Characteristics
Habit: colonizing herbaceous plant
Flowers: Heads with cone-shaped black disks and orange rays
Foliage: simple, rough to the touch
Stem: Freely branching
Life Cycle: perennial
Similar Plants: Sometimes confused with Rudbeckia hirta
Recent Logs[edit]

Global data:

Regional data and additional images for Rudbeckia fulgida

Verbascum blattaria

Panicle

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Profile for Verbascum blattaria (Moth Mullein)
Identifying Characteristics
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Mid Fall

Regional data and additional images for Verbascum blattaria

Hemerocallis

Flower of H. fulva, one of the most commonly encountered daylilies

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Profile for Hemerocallis (Daylily)
Identifying Characteristics
Habit: clumping herbaceous plant
Flowers: 3 petals and 3 sepals nearly equal. Each flower lasts only one day.
Foliage: Basal, straplike
Life Cycle: Perennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall

Regional data and additional images for Hemerocallis

Oxalis stricta

Flowers and foliage

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Profile for Oxalis stricta (Common Yellow Woodsorrel)
Identifying Characteristics
Habit: Upright
Flowers: 5 petals, yellow
Foliage: Trifoliate, leaflets heart-shaped
Stem: Slender, green
Fruit: Explosive capsules
Life Cycle: Annual
Recent Logs[edit]

Global data:
Temperate zone season(s): Mid Spring, Late Spring, Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall, Late Fall

Regional data and additional images for Oxalis stricta

Euphorbia lathyris

Flowering plant

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Profile for Euphorbia lathyris (Caper Spurge)
Identifying Characteristics
Recent Logs[edit]

Global data:
Temperate zone season(s): Late Spring, Early Summer, Mid Summer, Early Winter

Regional data and additional images for Euphorbia lathyris

Viola tricolor

Flowers

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Profile for Viola tricolor (Heartsease, Johnny-jump-up)
Identifying Characteristics
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall

Regional data and additional images for Viola tricolor

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Rudbeckia hirta

Flowering plant

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Profile for Rudbeckia hirta (Gloriosa Daisy)
Identifying Characteristics
Habit: Upright herbaceous plant
Flowers: Heads with brown disk florets and yellow or orange rays
Stem: Hairy
Life Cycle: Perennial
Similar Plants: easily confused with Rudbeckia fulgida
Recent Logs[edit]


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Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall, Late Fall

Regional data and additional images for Rudbeckia hirta

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Verbascum thapsus

Flowers on spike

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Profile for Verbascum thapsus (Mullein)
Identifying Characteristics
Habit: Upright herbaceous plant
Flowers: Yellow with 5 petals arranged in clusters on a spike produced in the second year.
Foliage: Rosettes, hairy, thick.
Life Cycle: Biennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall

Regional data and additional images for Verbascum thapsus

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Lactuca serriola

Inflorescence

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Profile for Lactuca serriola (Prickly Lettuce)
Identifying Characteristics
Habit: Upright herbaceous plant
Flowers: Heads
Foliage: Spined, simple
Stem: Spined
Life Cycle: Annual
Recent Logs[edit]

Global data:

Regional data and additional images for Lactuca serriola

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Impatiens capensis

Flowers and foliage

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Profile for Impatiens capensis (Jewelweed)
Identifying Characteristics
Habit: Erect
Growing Conditions: Moist soils
Fruit: Explosive capsules
Life Cycle: Annual
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall

Regional data and additional images for Impatiens capensis

Chelidonium majus

Flowers, foliage, and buds

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Profile for Chelidonium majus (Greater Celandine)
Identifying Characteristics
Habit: Upright herbaceous plant
Flowers: 4 showy petals, many anthers, yellow.
Foliage: Pinnately compound with lobed leaflets.
Recent Logs[edit]

Global data:
Temperate zone season(s): Mid Spring, Late Spring, Early Summer, Mid Summer, Late Summer, Early Fall

Regional data and additional images for Chelidonium majus

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Gladiolus

Flowers of cv. 'Red Crusade'

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Profile for Gladiolus (Gladiolus)
Identifying Characteristics
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Regional data and additional images for Gladiolus

Mandevilla x amabilis

cv. 'Best Red'

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Profile for Mandevilla x amabilis (Mandevilla)
Identifying Characteristics
Recent Logs[edit]
  • SBJ 10:00, 27 July 2007 (UTC)


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Global data:

Regional data and additional images for Mandevilla x amabilis

Viola x wittrockiana

A Purple-flowered variety

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Profile for Viola x wittrockiana (Pansy)
Identifying Characteristics
Habit: Short-lived, low-growing perennial, with mostly cool season blooms
Higher taxa: Viola


Recent Logs[edit]

Global data:
Temperate zone season(s): Early Spring, Mid Spring, Mid Summer, Early Fall, Mid Fall, Late Fall, Early Winter

Regional data and additional images for Viola x wittrockiana

Allium flavum

Allium flavum, inflorescence

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Profile for Allium flavum (Yellow flowering onion)
Identifying Characteristics
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Global data:

Regional data and additional images for Allium flavum

Matricaria discoidea

Heads

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Profile for Matricaria discoidea (Pineappleweed)
Identifying Characteristics
Habit: Herbaceous forb
Flowers: Discoid heads
Foliage: The leaves are pinnately dissected and sweet-scented when crushed.
Stem: The plant grows 3 to 12 inches (7.5 - 30 cm) high.
Scent: The flowers exude a chamomile/pineapple aroma when crushed.
Growing Conditions: Disturbed areas, especially those with poor, compacted soil. It can be seen blooming on footpaths, roadsides, and similar places in spring and early summer.
Life Cycle: Annual
Recent Logs[edit]

Global data:
Temperate zone season(s): Late Spring, Early Summer, Mid Summer

Regional data and additional images for Matricaria discoidea

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Stylophorum diphyllum

Flowers

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Profile for Stylophorum diphyllum (Celandine poppy)
Identifying Characteristics
Flowers: 4 showy petals, numerous anthers, all yellow
Foliage: hairy beneath and on the petioles
Fruit: pods
Life Cycle: perennial
Recent Logs[edit]


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Global data:
Temperate zone season(s): Mid Spring, Late Spring, Early Summer, Mid Summer

Regional data and additional images for Stylophorum diphyllum

Digitalis lutea

Spike

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Profile for Digitalis lutea (Yellow Foxglove)
Identifying Characteristics
Habit: Upright herbaceous plant
Flowers: On spikes, tubular and yellow
Foliage: Simple
Life Cycle: Perennial
Recent Logs[edit]

Global data:

Regional data and additional images for Digitalis lutea

Sedum kamtschaticum

Flowers and foliage

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Profile for Sedum kamtschaticum (Stonecrop)
Identifying Characteristics
Habit: Creeping succulent plant
Life Cycle: Perennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Late Spring, Early Summer, Mid Summer, Late Summer, Early Fall

Regional data and additional images for Sedum kamtschaticum

Cucumis sativus

Flower and foliage

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Profile for Cucumis sativus (Cucumber)
Identifying Characteristics
Habit: Trailing or climbing vine, tendrilled
Foliage: Palmately lobed
Fruit: A pepo (the cucumber)
Life Cycle: Annual
Recent Logs[edit]


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Global data:

Regional data and additional images for Cucumis sativus

Lonicera japonica

Flowers and foliage

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Profile for Lonicera japonica (Japanese Honeysuckle)
Identifying Characteristics
Habit: Twining vine
Flowers: In terminal clusters, tubular, white or yellow (both colors often appearing on the same plant)
Foliage: Simple, opposite
Scent: Flowers are sweetly scented
Life Cycle: Woody perennial
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall, Late Fall

Regional data and additional images for Lonicera japonica

Antirrhinum majus

Plants in bloom

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Profile for Antirrhinum majus (Snapdragon)
Identifying Characteristics
Habit: Upright herbaceous plant
Foliage: Simple, opposite
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer, Mid Summer, Late Fall

Regional data and additional images for Antirrhinum majus

Tagetes erecta

Head

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Profile for Tagetes erecta (Marigold)
Identifying Characteristics
Recent Logs[edit]

Global data:
Temperate zone season(s): Early Summer Mid Summer, Early Fall

Regional data and additional images for Tagetes erecta

Lilium orientale

Flower

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Profile for Lilium orientale (Oriental Lily)
Identifying Characteristics
Habit: Erect herbaceous plant
Flowers: 3 petals, 3 sepals, 6 anthers, one style.
Foliage: Simple, waxy
Scent: Strong, floral scent from open flowers
Life Cycle: Perennial
Recent Logs[edit]

Global data:

Regional data and additional images for Lilium orientale

Rudbeckia laciniata

Heads

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Profile for Rudbeckia laciniata (Greenheaded Coneflower)
Identifying Characteristics
Habit: Erect herbaceous plant
Flowers: heads
Foliage: deeply lobed on lover leaves, unlobed on upper leaves
Growing Conditions: most common in moist to wet soils
Life Cycle: perennial
Recent Logs[edit]


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Global data:

Regional data and additional images for Rudbeckia laciniata

Cucurbita pepo

Female flower

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Profile for Cucurbita pepo (Summer Squash)
Identifying Characteristics
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Global data:

Regional data and additional images for Cucurbita pepo

Rorippa sylvestris

Plant in bloom

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Profile for Rorippa sylvestris (Field Yellowcress)
Identifying Characteristics
Habit: Spreading herb
Flowers: Corymbs of yellow flowers, 4 yellow petals
Foliage: Pinnatifid, dark green
Stem: Purplish, flexible
Scent: mild, mustard-like
Similar Plants: Can be mistaken for Barbarea vulgaris or Barbarea verna
Recent Logs[edit]

Global data:
Temperate zone season(s): Late Spring, Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall, Late Fall

Regional data and additional images for Rorippa sylvestris

Lilium canadense

Illustration

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Profile for Lilium canadense (Canada Lily)
Identifying Characteristics
Habit: Erect herbaceous plant
Flowers: Borne on the top of the plant, pointing downward
Foliage: Simple
Life Cycle: Perennial
Recent Logs[edit]

Global data:

Regional data and additional images for Lilium canadense

Rudbeckia triloba

Flowers covering plant

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Profile for Rudbeckia triloba (Browneyed Susan)
Identifying Characteristics
Habit: upright forb, freely branching
Recent Logs[edit]


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Global data:

Regional data and additional images for Rudbeckia triloba

Tragopogon dubius

Head

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Profile for Tragopogon dubius (Western Salsify)
Identifying Characteristics
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Global data:

Regional data and additional images for Tragopogon dubius

Cucumis melo

Flowers

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Profile for Cucumis melo (Melon)
Identifying Characteristics
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Global data:

Regional data and additional images for Cucumis melo

Medicago lupulina

Flowers and foliage

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Profile for Medicago lupulina (Black Medick)
Identifying Characteristics
Habit: spreading herbaceous plant
Recent Logs[edit]

Global data:
Temperate zone season(s): Mid Spring, Late Spring, Early Summer, Mid Summer, Mid Fall, Late Fall

Regional data and additional images for Medicago lupulina

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Coreopsis verticillata

Plant in full flower

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Profile for Coreopsis verticillata (Threadleaf Coreopsis)
Identifying Characteristics
Habit: Colonizing herbaceous perennial
Flowers: Heads
Foliage: Narrow
Life Cycle: Perennial
Recent Logs[edit]

Global data:

Regional data and additional images for Coreopsis verticillata

Senecio vulgaris

Stems and flowers

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Profile for Senecio vulgaris (Common Groundsel)
Identifying Characteristics
Habit: Low growing but upright herbaceous plant
Flowers: Enclosed heads
Recent Logs[edit]

Global data:
Temperate zone season(s): Mid Winter, Late Winter, Early Spring, Mid Spring, Late Spring, Early Summer, Mid Summer, Late Fall

Regional data and additional images for Senecio vulgaris

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Acalypha rhomboidea

Flowering plant

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Profile for Acalypha rhomboidea (Common Three-seeded mercury)
Identifying Characteristics
Flowers: Tiny yellow flowers grow in leaf axils. Four sepals, female flowers are apetalous.
Foliage: Thin, lanceolate leaves with crenate margins. Dark green above, purplish below.
Stem: erect.
Life Cycle: Annual

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Global data:
Temperate zone season(s): Mid Summer, Late Summer, Early Fall

Regional data and additional images for Acalypha rhomboidea

Sonchus asper

Head and foliage

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Profile for Sonchus asper (Spiny Sowthistle)
Identifying Characteristics
Habit: erect herbaceous plant
Flowers: yellow heads
Recent Logs[edit]

Global data:

Regional data and additional images for Sonchus asper

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Corydalis lutea

Flowers and foliage

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Profile for Corydalis lutea (Yellow Corydalis)
Identifying Characteristics
Habit: Mound-forming, colonizing herbaceous plant
Flowers: Tubular, spurred, yellow
Foliage: Pinnately compound, somewhat glaucus
Stem: Weak, sappy
Fruit: Explosive pods
Recent Logs[edit]

Global data:
Temperate zone season(s): Mid Spring, Late Spring, Early Summer, Mid Summer, Late Summer, Early Fall, Mid Fall, Late Fall, Early Winter

Regional data and additional images for Corydalis lutea

Asclepias tuberosa

Inflorescence of a yellow-flowered form

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Profile for Asclepias tuberosa (Butterfly Weed)
Identifying Characteristics
Habit: Upright herbaceous plant
Stem: hairy
Life Cycle: Perennial
Recent Logs[edit]

Global data:

Regional data and additional images for Asclepias tuberosa



last updated 11:25, 19 October 2007 (UTC) with 40 plants