Part 55

Arabis, 176.

Arabis Fendleri, 176.

Arabis, Fendler's, 176.

Arctostaphylos, 344.

Arctostaphylos bicolor, 346.

Arctostaphylos patula, 346.

Arctostaphylos Uva-Ursi, 346.

Arenaria, 112.

Arenaria Fendleri, 112.

Argemone, 162.

Argemone hispida, 162.

Argentina, 232.

Argentina Anserina, 232.

Aristolochiaceae, 84.

Arnica, 544.

Arnica cordifolia, 544.

Arnica latifolia, 544.

Arnica, Broad-leaved, 544.

Arnica, Heart-leaved, 544.

Arrowhead, 2.

Arrow-leaf, 558.

Artemisia, 544.

Artemisia tridentata, 544.

Aruncus, 226.

Aruncus sylvester, 226.

Asarum Hartwegi, 84.

Asclepiadaceae, 374.

Asclepias, 374, 376.