19th century illustrations

Sowthistle-leaved Francoa (Sowthistle-leaved Francoa)

Sparkling Azalea (Sparkling Azalea)

Spathula-leaved Thorn (Spathula-leaved Thorn)

Specious Cinquefoil (Specious Cinquefoil)

Speckled Huntleya (Speckled Huntleya)

Speckled Nemophila (Speckled Nemophila)

Spiked Lepechinia (Spiked Lepechinia)

Spike-flowered Asagraea (Spike-flowered Asagraea)

Spike-flowered Hyacinth (Spike-flowered Hyacinth)

Spikeletted Hovea (Spikeletted Hovea)

Spiny Calycotome (Spiny Calycotome)

Spiny Triptilion (Spiny Triptilion)

Splendid Fuchsia (Splendid Fuchsia)

Splendid Hibiscus (Splendid Hibiscus)

Spofforth Zephyranthes (Spofforth Zephyranthes)

Spoon-lipped Zygopetalum (Spoon-lipped Zygopetalum)

Spotless Stiffstalk (Spotless Stiffstalk)

Spotless Violet Torenia (Spotless Violet Torenia)

Spotted Air-plant (Spotted Air-plant)

Spotted Blush-wort (Spotted Blush-wort)

Spotted Burlingtonia (Spotted Burlingtonia)

Spotted Calochortus (Spotted Calochortus)

Spotted Cattleya (Spotted Cattleya)

Spotted Coryanthes (Spotted Coryanthes)

Spotted Cyrtochilum (Spotted Cyrtochilum)

Spotted Feelerbloom (Spotted Feelerbloom)

Spotted Gongora (Spotted Gongora)

Spotted Waterband (Spotted Waterband)

Spotted-flowered Sarcanthus (Spotted-flowered Sarcanthus)

Spotted-flowered Solandra (Spotted-flowered Solandra)

Spot-winged Oncidium (Spot-winged Oncidium)

Spreading Calceolaria (Spreading Calceolaria)

Square-stalked Justicia (Square-stalked Justicia)

Stained Fly Honeysuckle (Stained Fly Honeysuckle)

Stalk-flowered Ismene (Stalk-flowered Ismene)

Standish’s Fuchsia

Stapelia-like Maxillaria (Stapelia-like Maxillaria)

Star-flowered Echites (Star-flowered Echites)

Starry Dysophyll (Starry Dysophyll)

Starry Osbeckia, with small scales (Starry Osbeckia, with small scales)

Stem-clasping Polygonum (Stem-clasping Polygonum)

Stemless Globeflower (Stemless Globeflower)

Stemless Violet-Cress (Stemless Violet-Cress)

Stinking Birthwort (Stinking Birthwort)

Straggling Eutoca (Straggling Eutoca)

Straggling Gooseberry (Straggling Gooseberry)

Straggling Star of Bethlehem (Straggling Star of Bethlehem)

Strapped Passion-flower (Strapped Passion-flower)