Rhabdia
"Rhabdia lycioides. 1. its flower; 2. the corolla opened; 3. a cross section of the ovary; 4. a perpendicular…
Rose
"Proliferous or monstrous Rose, showing the prolongation of the axis beyond the flower. C, calyx transformed…
Rose Apple
Illustrated is the flower of rose apple, also known as jamrosade and jambos. The flower is greenish…
Multiflora Rose
Also known as Rosa multiflora. It is a shrub which grows small corymbs of flowers. It is native to eastern…
Greek Hydria Rosette Band
The Greek hydria rosette band is a design of the neck of a Greek hydria flower.
Intarsia Border Rosette Band
The intarsia border rosette band is a design of a flower made by wood inlaying.
Roxburghia
"Roxburghia gloriosoides; 1. the fruit; 2. a seed; 3. the same divided longitudinally." -Lindley, 1853
Orders of Rubiaceae and Valerianaceae
Pictured are flowers of the orders rubiaceae and valerianaceae. The flowers pictured are (1) galium,…
Rue Plant
A strong-scented herbaceous plant of the genus Ruta, nat. order Rutacae, a native of S. Europe, but…
Sharp-Flowered Rush
"Juncus acutiflorus; 1. a flower; 2. the pistil; 3. a perpendicular section of the ovary; 4. seeds;…
Pulmonaria Saccharata
A pink flower that typically blooms in June. The elliptical leaves are dark green, with silver specks…
Common Sage
"1. Salva officinalis; 2. its corolla laid open; 3. its pistil; 4. the pistil and lower part of the…
Sagebrush
"Pasture Sage-brush (Artemisia frigida). a, leaf; b, flower-head; c, fertile flower; d, marginal flower."…
Pteris Sagittifolia
An arrow-fronded fern with blackish, long leaves. They are common between Venezuela and Brazil.
Prickly Saltwort
"3. a flower of Salsola Kali; 4. its ripe fruit; 5. the same magnified, with a portion of the leafy…
Prickly Saltwort
Salsola kali. This plant is also called a Russian Thistle, Prickly Glasswort, Tumbleweed, and Glasswort.…
Salvadora
Salvadora Persica. Also called toothbrush tree, mustard tree, and mustard bush. This image includes…
Salvertia
"Salvertia convallariodora. 1. an expanded flower; 2. a portion of the calyx, with the stamens; 3. a…
Sand Vine
"Sand-vine (Gonolobus lavis). a, flower; b, crown-lobe tipped by a 2-cleft awn; c, stamen-tube; d, follicle…
Thyme-Leaved Sandwort
"Thyme-leaved Sandwort (Arenaria serpyllifolia). a, capsule surrounded by the scarious calyx; b, expanded…
Orders of Sapotaceae, Ebenaceae, Styracaceae, and Symplocaceae
Pictured are flowers of the orders sapotaceae, ebenaceae, styracaceae, and symplocaceae. The flowers…
Saxafraga Sarmentosa
"In 1870, Saxafraga sarmentosa was introduced, being beautifully and more distinctly variegated with…
Orders of Sarraceniaceae, Nepenthaceae, and Droseraceae
The orders pictured are sarraceniaceae, nepenthaceae, and droseraceae. The flowers of these orders that…
Branch of Saskatoon
Also known as Amelanchier alnifolia. The branch of a Saskatoon shrub, native to North America, primarily…
Sauvagesia
"Lavradia Vellozii. 1. an expanded flower; 2. the stamens with exterior petaloid scales; 3. a seed;…
Summer Savory
The Summer Savory (Satureja hortensis) is a flowering plant of the Lamiaceae family. The image shows…
Early Saxifrage
"Flowering plant of saxifrage (Saxifraga virginiensis). a, a flower; b, the fruit." -Whitney, 1911
Sweet Scabious
"Scabiosa atropurpurea. 1. a flower; 2. the involucre opened to show the ovary and calyx; 3. perpendicular…
Scammony
The scammony (Convolvulus scammonia) is a flowering plant of the bindweed family. R, the root.
Begnia Glaucophylla Scandens
"This is a drooping or creeping species, with light green, glossy leaves and large clusters of orange…
Schubertia
"Schubertia multiflora. 1. the anthers united to the stigma; 2. the ovary and stigma, from the latter…
Puschkinia Scilloides
A white flower with stripes of blue down the center. It typically blooms in the Spring, and is found…
