"Pistacia atlantica. 1. male flowers; 2. an ovary; 3. the same cut open to show the ovule; 4. a ripe fruit opened to show the seed; 5. a cross section of the embryo; 6. female flowers." -Lindley, 1853

Betoum

"Pistacia atlantica. 1. male flowers; 2. an ovary; 3. the same cut open to show the ovule; 4. a ripe…

"Thuja orientalis; 1. a magnified fragment of a branch bearing a cone of male flowers; 2. a portion of a female branch; 3, 4. scales with naked ovules; 5. a vertical section of a ripe seed." -Lindley, 1853

Biota

"Thuja orientalis; 1. a magnified fragment of a branch bearing a cone of male flowers; 2. a portion…

"Betula lenta. 1. male flowers; 2. female flowers; 3. perpendicular section of a ripe fruit; 4. transverse section of it." -Lindley, 1853

Sweet Birch

"Betula lenta. 1. male flowers; 2. female flowers; 3. perpendicular section of a ripe fruit; 4. transverse…

Pictured are the flowering stem with racemose male flowers and the solitary fertiles ones from the same axils, the detached fruit, and a section of the seed.

Megarrhiza Californica

Pictured are the flowering stem with racemose male flowers and the solitary fertiles ones from the same…

"Branch of Procris splendens; 2. cluster of male and female flowers; 3. a male flower about to expand; 4. the same expanded." -Lindley, 1853

Nettlewort

"Branch of Procris splendens; 2. cluster of male and female flowers; 3. a male flower about to expand;…

An illustration of a branch from an osage-orange plant with male flowers. Osage-orange, Horse-apple or Bois D'Arc (Maclura pomifera) is dioeceous plant species, with male and female flowers on different plants. It is a small deciduous tree or large shrub, typically growing to 8–15 metres (26–49 ft) tall. The fruit, a multiple fruit, is roughly spherical, but bumpy, and 7-15 cm in diameter, and it is filled with a sticky white latex sap. In fall, its color turns a bright yellow-green and it has a faint odor similar to that of oranges

Male Flowers of the Osage-Orange

An illustration of a branch from an osage-orange plant with male flowers. Osage-orange, Horse-apple…

"Taxus baccata loaded with male flowers; 1. a male flower; 2. an anther; 3. a female flower; 4. a vertical section of an ovule; 5. a ripe fruit; 6. of a ripe seed, showing the embryo." -Lindley, 1853

European Yew

"Taxus baccata loaded with male flowers; 1. a male flower; 2. an anther; 3. a female flower; 4. a vertical…