141 illustrations of flowers and shrubs including: quassia, rafflesia, ragweed, ragwort, raspberry, rattle, rattlebox, rhododendron, rhodora, riverweed, rock-rose, rose, rosemary, rue, ruscus, and rush

Pictured is a sheet of Link's <i>rubus argutus</i>. It is in the herbarium in Berlin.

Rubus Argutus

Pictured is a sheet of Link's rubus argutus. It is in the herbarium in Berlin.

Pictured is Linnaeus' sheet of <i>rubus canadensis</i>, Canadian blackberry. It is a thornless blackberry.

Rubus Canadensis

Pictured is Linnaeus' sheet of rubus canadensis, Canadian blackberry. It is a thornless blackberry.

Pictured is Willdenow's specimen of <i>rubus inermis</i>. It is preserved in Berlin.

Rubus Inermis

Pictured is Willdenow's specimen of rubus inermis. It is preserved in Berlin.

Pictured is Aiton's sheet of <i>rubus villosus</i>, preserved in London.

Rubus Villosus

Pictured is Aiton's sheet of rubus villosus, preserved in London.

"The common rue is a half-shrubby plant, two or three feet high, of a fetid odor and an acrid taste. The bluish-green leaves are pinnate, the flowers yellow; a native of Southern Europe but grown in gardens in the United States, the East and West Indies, etc."&mdash;(Charles Leonard-Stuart, 1911)

Rue

"The common rue is a half-shrubby plant, two or three feet high, of a fetid odor and an acrid taste.…

An evergreen shrub. Usually has yellow flowers.

Rue

An evergreen shrub. Usually has yellow flowers.

A strong-scented herbaceous plant of the genus Ruta, nat. order Rutacae, a native of S. Europe, but also cultivated in gardens in the United States.

Rue Plant

A strong-scented herbaceous plant of the genus Ruta, nat. order Rutacae, a native of S. Europe, but…

A plant belonging to the uvaria genus of the Annonaceae family.

Uvaria Rufa

A plant belonging to the uvaria genus of the Annonaceae family.

An herb bearing yellow flowers which are commonly used to dye.

Solidago Rugosa

An herb bearing yellow flowers which are commonly used to dye.

Plant with broad leaves, many basal; flowers stalked and drooping.

Rumex

Plant with broad leaves, many basal; flowers stalked and drooping.

"Cells of Rumex c, containing raphides r. The cells are called Raphidian. The raphides are acicular or needle-like crystals forming bundles." &mdash; Encyclopedia Britanica, 1893

Rumex

"Cells of Rumex c, containing raphides r. The cells are called Raphidian. The raphides are acicular…

A dock or sorrel. A common perennial herb growing in acidic sour soils mainly in the northern hemisphere.

Female Rumex

A dock or sorrel. A common perennial herb growing in acidic sour soils mainly in the northern hemisphere.

A runner is a very slender, thread-like, leafless stolon, much like a tendril, lying on the ground, and rooting and budding to give rise to a new plant some distance from parent plant.

Runner

A runner is a very slender, thread-like, leafless stolon, much like a tendril, lying on the ground,…

This shrub belongs to the Hydrangeaceae family.

Fendlera Rupicola

This shrub belongs to the Hydrangeaceae family.

Leaf-base apparently inflated.

Ruppia

Leaf-base apparently inflated.

Leaf of Ruscus, or Butcher's Broom

Ruscus

Leaf of Ruscus, or Butcher's Broom

"Juncus acutiflorus; 1. a flower; 2. the pistil; 3. a perpendicular section of the ovary; 4. seeds; 5. a seed germinating." -Lindley, 1853

Sharp-Flowered Rush

"Juncus acutiflorus; 1. a flower; 2. the pistil; 3. a perpendicular section of the ovary; 4. seeds;…

An illustrative view of the soft rush. 1, plant; 2, inflorescence; 3, end of branch of inflorescence; 4, flower; 5, fruit; 6, seed; and 7, seed.  Soft rush (Juncus effusus) is a member of the Juncus genus found growing in wet areas.

Soft Rush

An illustrative view of the soft rush. 1, plant; 2, inflorescence; 3, end of branch of inflorescence;…

The left image is a staminate catkin of Russian mulberry. The right image is a pistilate catkin.

Russian Mulberry Catkins

The left image is a staminate catkin of Russian mulberry. The right image is a pistilate catkin.

The left image is a staminate flower of Russian mulberry. The right image is a pistilate flower.

Russian Mulberry Flower

The left image is a staminate flower of Russian mulberry. The right image is a pistilate flower.

"Ruyschia amazonica. 1. a calyx and pistil; 2. a section of the ovary; 3. a seed; 4. the same, with a portion of the testa torn open to show the cotyledons." -Lindley, 1853

Ruyschia

"Ruyschia amazonica. 1. a calyx and pistil; 2. a section of the ovary; 3. a seed; 4. the same, with…