574 illustrations of flowers and shrubs including: acacia, acanthus, adder's tongue, agave, alfalfa, alisma, allspice, aloe, anacharis, aristolochia, arnica, arrowhead, arrowroot, artichoke, asparagus, aster, azalea, and azolla
The ovary of astragalus is composed of several united carpels. Each carpel is divided into two cavities.
Atalantia ceylonica is a spiny shrub or small tree native to India. The leaves grow up to three inches…
"Athamanta cervariaefolia. 1. a separate flower, with hairy petals; 2. a petal by itself; 3. a ripe…
The flowers of the atragene alpina shrub are blue, sometimes white. There are ten to twelve petals per…
Atriplex breweri is a stout woody shrub that grows four to six feet tall. The leaves are silvery gray,…
Atropa belladona is commonly known as belladona or dwale. The flower is green and purple. The plant…
Atropa belladonna is known as deadly nightshade. The plant is erect, branching, and leafy. The leaves…
The flowers of aubrietia deltoidea are purple. There are several garden varieties, most of which are…
The flowers of Aubrietia deltoidea are violet or purple. The plant grows two to twelve inches tall.
Aubrietia purpurea is a distinct species of aubrietia deltoidea. Purpurea has large, purple flowers.…
Aucuba japonica is a stout shrub that grows four to fifteen feet tall. The berries are scarlet, rarely…
A true lily that is native to Japan. The flower color is white with gold radial markings and orange…
"A plant of the same genus with the Primrose, much cultivated in flower-gardens. The Auricula has long…
Auricula is a European perennial that bears flowers of many colors. The flowers grow wild in the mountains…
"Axillary.--Placed in the axilla (arm-pit). A term by which the angle formed by the union of the leaf…
The Ayapana (Ayapana triplinervis) is a flowering shrub in the Asteraceae family of daisies.
The Azalea is a genus of plants that belongs to the health family. There are 100 species that have wonderful,…
The flowers of azalea balsaminaeflora are a bright, salmony red. The flowers resemble rosettes and also…
Azalea indica comes in either a single flowered or double flowered variety. This flower blooms continuously…
The flowers of azalea ledifolia are white. The flowers grow in threes at the ends of the branches. The…
A plant with the flowers having the style and stamens much exserted and are quite variable in color.…
Azara is a showy, evergreen shrub with fragrant flowers. The azara microphylla has greenish flowers…
Small plant of Azolla Caroliniana, showing two kinds of sporocarp; the small ones contain microspores.
Small plant of Azolla Caroliniana, showing a sporocarp; the small ones contain microspores.
A larger sporocarp of the Azolla Caroliniana, more magnified and burst open, showing stalked spore-cases.
Two sporoscopes of the Azolla Caroliniana; one of them bursting shows four contained macrospores between…
Of the saxifrage family (Saxifragaceae), the leaf of the alumroot or Heuchera americana.