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Similar Wake-Robin Toadshade

Trillium simile
Flower with bracts Flower with bracts Flowers Flowers Back of flower and sepals Back of flower and sepals Native habitat Native habitat

Simmon

Diospyros virginiana
Form Form Diospyros virginiana Diospyros virginiana Male Flowers - May - Cabarrus Co., NC Male Flowers - May - Cabarrus Co., NC Fall color Fall color Female flower and leaves Female flower and leaves Leaves and fruit Leaves and fruit
8 Cultivars/Varieties

Simon Fraser

Rosa Explorer Group
Rosa 'Champlain' Rosa 'Champlain' Flowers of 'John Davis' Flowers of 'John Davis' Flowers of 'Quadra' Flowers of 'Quadra' Form of 'William Baffin' Form of 'William Baffin' Flower detail of 'William Baffin' Flower detail of 'William Baffin'
25 Cultivars/Varieties

Simpler’s Joy

Verbena hastata
Close up of flower Close up of flower Form Form Flowers Flowers Flowers Flowers Leaves and stem Leaves and stem Caterpillars on leaves Caterpillars on leaves

Simplicity

Rosa Simplicity Hedge Rose Group
Lavender Simplicity flower Lavender Simplicity flower Pink Simplicity Flower Pink Simplicity Flower Red simplicity side view of flower Red simplicity side view of flower Simplicity Rose flower and leaves Simplicity Rose flower and leaves
7 Cultivars/Varieties

Simson

Senecio vulgaris
Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L. Senecio vulgaris L.

Singlehead Pussytoes

Antennaria solitaria
Antennaria solitaria Antennaria solitaria Antennaria solitaria Antennaria solitaria Antennaria solitaria Antennaria solitaria Antennaria solitaria Antennaria solitaria Antennaria solitaria Antennaria solitaria Antennaria solitaria Antennaria solitaria
1 Cultivar/Variety

Single-seeded Juniper

Juniperus monosperma
Juniperus monosperma Juniperus monosperma

Single Seed Juniper

Juniperus squamata 'Holger'
Juniperus squamata 'Holger' Juniperus squamata 'Holger'

Singleseed Juniper 'Blue Star'

Juniperus squamata 'Blue Star'
Juniperus squamata 'Blue Star' Juniperus squamata 'Blue Star' Juniperus squamata 'Blue Star' Juniperus squamata 'Blue Star' Juniperus squamata 'Blue Star' Juniperus squamata 'Blue Star' Juniperus squamata 'Blue Star' Juniperus squamata 'Blue Star' Juniperus squamata 'Blue Star' Juniperus squamata 'Blue Star' Juniperus squamata 'Blue Star' Juniperus squamata 'Blue Star'

Single Spruce

Picea laxa
Picea glauca Picea glauca Form (Matanuska-Susitna, AK)-Mid Summer Form (Matanuska-Susitna, AK)-Mid Summer Form Form Pine Cone Pine Cone Leaf Blade Leaf Blade Form Form
12 Cultivars/Varieties

Singletary Pea

Lathyrus
Lathyrus spp. Lathyrus spp. Lathyrus spp. Lathyrus spp. Lathyrus spp. Lathyrus spp.
3 Cultivars/Varieties

Sioux Crape Myrtle

Lagerstroemia 'Sioux'
Lagerstroemia 'Sioux' Lagerstroemia 'Sioux' Lagerstroemia 'Sioux' Lagerstroemia 'Sioux' Lagerstroemia 'Sioux' Lagerstroemia 'Sioux'

Sisi

Beschorneria yuccoides
Beschorneria yuccoides Beschorneria yuccoides Beschorneria yuccoides Beschorneria yuccoides Beschorneria yuccoides Beschorneria yuccoides Form Form Beschorneria yuccoides Beschorneria yuccoides Beschorneria yuccoides Beschorneria yuccoides

'Siskiyou Pink' Guara

Oenothera lindheimeri 'Siskiyou Pink'

Sister Violet

Viola sororia
Viola papilionacea Viola papilionacea Viola papilionacea Viola papilionacea Viola papilionacea Viola papilionacea Viola papilionacea Viola papilionacea Viola sororia Viola sororia Viola sororia Viola sororia
3 Cultivars/Varieties

Sitherwood

Artemisia abrotanum
Feathery leaves. Feathery leaves. Leaves and stems. Leaves and stems. Finely divided leaves. Finely divided leaves. Close up of leaves. Close up of leaves. Artemisia abrotanum Artemisia abrotanum Artemisia abrotanum Artemisia abrotanum

Sitka Burnet

Sanguisorba canadensis
Sanguisorba canadensis Sanguisorba canadensis Sanguisorba canadensis Sanguisorba canadensis Sanguisorba canadensis Sanguisorba canadensis Sanguisorba canadensis Sanguisorba canadensis Sanguisorba canadensis Sanguisorba canadensis

Sitka Spruce

Picea sitchensis
Form in August in British Columbia, Canada Form in August in British Columbia, Canada Needles in August in British Columbia, Canada Needles in August in British Columbia, Canada Cone in November in Shohomish County, Washington Cone in November in Shohomish County, Washington
1 Cultivar/Variety

Six Petal Water Primrose

Ludwigia hexapetala
Form in flower Form in flower 6-petal flower 6-petal flower Flower and lanceolate leaves Flower and lanceolate leaves Leaves in a rosette Leaves in a rosette Back of flower, stems with hairs Back of flower, stems with hairs Stem and leaves Stem and leaves

Skandia Savin Juniper

Juniperus sabina 'Skandia'
Juniperus sabina 'Skandia' Juniperus sabina 'Skandia'

Skeleton Fern

Psilotum nudum
Form in a botanical garden Form in a botanical garden Plant Plant Growing in a rock crevice Growing in a rock crevice Epiphyte form Epiphyte form

Skeleton Fork Fern

Psilotum nudum
Form in a botanical garden Form in a botanical garden Plant Plant Growing in a rock crevice Growing in a rock crevice Epiphyte form Epiphyte form

Skip Cherry Laurel

Prunus laurocerasus 'Schipkaensis'
Planted in a small grouping, Haywood County, NC - Summer Planted in a small grouping, Haywood County, NC - Summer Form, Haywood County, NC - Summer Form, Haywood County, NC - Summer Leaf close up Leaf close up New growth, alternate leaf attachment. New growth, alternate leaf attachment. Provide cover for birds like this Eastern towhee nest. Provide cover for birds like this Eastern towhee nest.

Skip Laurel

Prunus laurocerasus 'Schipkaensis'
Planted in a small grouping, Haywood County, NC - Summer Planted in a small grouping, Haywood County, NC - Summer Form, Haywood County, NC - Summer Form, Haywood County, NC - Summer Leaf close up Leaf close up New growth, alternate leaf attachment. New growth, alternate leaf attachment. Provide cover for birds like this Eastern towhee nest. Provide cover for birds like this Eastern towhee nest.

Skullcap

Scutellaria pontica
Scutellaria pontica Scutellaria pontica

Skullcap

Scutellaria suffrutescens
Scutellaria suffrutescens Scutellaria suffrutescens Scutellaria suffrutescens Scutellaria suffrutescens
1 Cultivar/Variety

Skull Cap

Scutellaria incana
Scutellaria incana Scutellaria incana Scutellaria incana Scutellaria incana Scutellaria incana Scutellaria incana Scutellaria incana Scutellaria incana Scutellaria incana Scutellaria incana Scutellaria incana Scutellaria incana
1 Cultivar/Variety

Skullcaps

Scutellaria
2-lipped flower 2-lipped flower Leaves of S. lateriflora Leaves of S. lateriflora Square stems Square stems

Skunkbush

Rhus trilobata
'Autumn Amber' Flower and Leaves 'Autumn Amber' Flower and Leaves
1 Cultivar/Variety

Skunkbush Sumac

Rhus trilobata
'Autumn Amber' Flower and Leaves 'Autumn Amber' Flower and Leaves
1 Cultivar/Variety

Skunk Cabbage

Symplocarpus foetidus
Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus

Skunk Meadowrue

Thalictrum amphibolum
foliage. foliage. Flowers Flowers

Skunk Spruce

Picea laxa
Picea glauca Picea glauca Form (Matanuska-Susitna, AK)-Mid Summer Form (Matanuska-Susitna, AK)-Mid Summer Form Form Pine Cone Pine Cone Leaf Blade Leaf Blade Form Form
12 Cultivars/Varieties

Skunk Weed

Symplocarpus foetidus
Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus Symplocarpus foetidus

Skyblue Aster

Symphyotrichum oolentangiense
Flowers Flowers Form in bloom Form in bloom Side view of flower Side view of flower Flowers, buds and stem Flowers, buds and stem Leaves Leaves Underside of leaf Underside of leaf

Sky Blue Aster

Symphyotrichum oolentangiense
Flowers Flowers Form in bloom Form in bloom Side view of flower Side view of flower Flowers, buds and stem Flowers, buds and stem Leaves Leaves Underside of leaf Underside of leaf

Skyblue Lupine

Lupinus diffusus
Lupinus diffusus Lupinus diffusus

Sky-blue Sage

Salvia uliginosa
Flower spike with several pale blue flowers. One has a tiny bee. Flower spike with several pale blue flowers. One has a tiny bee. Blue flowers with a bee pollinator Blue flowers with a bee pollinator Shrubby plant with spikes of light blue flowers Shrubby plant with spikes of light blue flowers light blue flowers on upright inflorescences. light blue flowers on upright inflorescences. Erect flower stalks bearing light blue flowers. Erect flower stalks bearing light blue flowers. Foliage. Leaves are narrow and opposite. Foliage. Leaves are narrow and opposite.

Skyflower

Duranta erecta
leaves and flowers leaves and flowers Form Form Form Form Flower detail Flower detail leaves leaves leaves and fruits leaves and fruits
6 Cultivars/Varieties

Skyland

Picea orientalis
Picea orientalis Picea orientalis Picea orientalis Picea orientalis Form Form Form Form Form Form Form Form
5 Cultivars/Varieties

Skylands Oriental Spruce

Picea orientalis 'Skylands'
Picea orientalis 'Skylands' Picea orientalis 'Skylands' Picea orientalis 'Skylands' Picea orientalis 'Skylands' Picea orientalis 'Skylands' Picea orientalis 'Skylands' Picea orientalis 'Skylands' Picea orientalis 'Skylands' Picea orientalis 'Skylands' Picea orientalis 'Skylands' Picea orientalis 'Skylands' Picea orientalis 'Skylands'

Sky Pencil

Ilex crenata 'Sky Pencil'
Upright, fastigiate evergreen with fine, green foliage. Upright, fastigiate evergreen with fine, green foliage. Ilex crenata 'Sky Pencil' Ilex crenata 'Sky Pencil' New growth form New growth form Leafy shoots with small, fine crenate leaves Leafy shoots with small, fine crenate leaves

Sky Pencil Holly

Ilex crenata 'Sky Pencil'
Upright, fastigiate evergreen with fine, green foliage. Upright, fastigiate evergreen with fine, green foliage. Ilex crenata 'Sky Pencil' Ilex crenata 'Sky Pencil' New growth form New growth form Leafy shoots with small, fine crenate leaves Leafy shoots with small, fine crenate leaves

Slan-lus

Plantago major
Plantago major Plantago major Plantago major Plantago major Plantago major Plantago major Plantago major Plantago major

Slash Pine

Pinus elliottii
Form Form Color illustrations of the technical details of this species. Color illustrations of the technical details of this species. Leaves Leaves Branches Branches Needles Needles Bark Bark
2 Cultivars/Varieties

Sleeping Plant

Chamaecrista nictitans
Form Form leaves and flowers leaves and flowers Stem with flowers and leaves Stem with flowers and leaves

Sleeping Plant

Chamaecrista fasciculata
Chamaecrista fasciculata Chamaecrista fasciculata Close up of flower Close up of flower Leaves Leaves Chamaecrista fasciculata Chamaecrista fasciculata Chamaecrista fasciculata Chamaecrista fasciculata Plant Plant