from June to August. It thrives in any loamy soil, and is easily
increased by dividing the root. Height, 4 ft.

Adam's Needle.--_See_ "Yucca."

Adenandra Fragrans.--An evergreen shrub suitable for the greenhouse.
It thrives best in a mixture of sandy peat and turfy loam. Cuttings
of the young branches stuck in sand will strike. It flowers in June.
Height, 3 ft.

Adenophora Lilifolia.--Pretty hardy perennials suitable for the
border. Produce drooping pale blue flowers on branching spikes in
July. Any soil suits them. They may be grown from seed, but will not
allow being divided at the root. Height, 1 ft.

Adlumia Cirrhosa.--Interesting hardy climbers. Will grow in any soil,
and are readily increased by seeds sown in a damp situation. Require
the support of stakes. Bloom in August. Height, 15 ft.

Adonis Flos.--Showy crimson summer flowers, requiring only the
simplest treatment of hardy annuals. Sow in March or April in the open
border. Height, 1 ft.

Adonis Pyrenaica.--A rare but charming Pyrenean perennial species,
with thick ornamental foliage, and producing large golden-yellow
flowers from May to July. It needs no special treatment. Height, 1-1/2
ft.

Adonis Vernalis.--A favourite hardy perennial, which grows freely from
seed in any garden soil. It may also be increased by dividing the