Bocconia

Two species. Stove evergreen shrubs. Cuttings. Loam.

Boebera

Two species. B. chry-santhemoides is a hardy annual. B. in-cana, a green-house evergreen shrub. Seeds. Loamy peat or common soil.

Boearth Plants

See American Plants.

Bolbophyllum

Nineteen species. Stove epiphytes. Division. They require a strong damp heat.

Boldoa

Two species. Stove plants. B. lanceolata an evergreen shrub. B. purpurescens an herbaceous perennial. Cuttings. Sandy peat.

Boleum

Boleum Asperum. Half hardy evergreen shrub. Seed. Sandy peat.

Bolivaria

Bolivaria trifida. Green-house evergreen shrub. Cuttings. Loam and peat.

Boltonia

Two species. Hardy herbaceous perennials. Division. Sandy loam.

Bombax

Silk cotton tree. Four species. Stove evergreen trees. Half ripened cuttings. Sandy loam.

Bonapartea

Two species. Stove epiphytes. Seed. Rich sandy loam.

Bonatea

Bonatea speciosa. Stove epiphyte. Division. Sandy peat and loam.

Bonnetia

Bonnetia palustris. Stove evergreen tree. Cuttings. Loam and peat.

Bontia

Bontia daphnoides. Stove evergreen tree. Cuttings. Loam and peat.

Borago

Sis species. Hardy. Division or seed. Common soil.

Borassus

Borassus flabelliformis. Stove palm. Seed. Loam and peat.

Borbonia

Nine species. Greenhouse evergreen shrubs. Cuttings. Peat and loam.

Boronia

Twelve species. Greenhouse evergreen shrubs. Cuttings. Sandy peat.

Borreria

Three species. Stove or green-house. Cuttings. Common soil.

Boscia

Boscia senegalensis. Stove evergreen shrub. Cuttings. Rich clayey loam.

Bosea

Bosea yervamora. Green-house evergreen shrub. Cuttings. Loam and peat.

Bostrichus

Bostrichus, a class of beetles, many of which are very injurious to the crops of the garden.

B. dispar, Apple bark beetle. The female of this insect bores into the wood of the apple tree, and there deposits her eggs, generally in the month of May; and its perforations are so numerous and extensive, as frequently, on the continent, to destroy the tree. In England it rarely occurs. The perforations are confined to the alburnum of the wood..

B. typographuc, Typographer bark beetle. This attacks the pine tribe, especially the silver fir.

B. pinastri, Pinaster, or red bark beetle, confines its attacks to the pines, leaving the firs untouched, as the B. larius lives exclusively on the larch, and the B. orthographus on the spruce fir.

Boswellia

BoswelliaAlibanum tree. Two species. Stove evergreen trees. Cuttings. Loam and peat.

Botany Bay Tree

Botany Bay Tree, Smilax gly-cyphylld.

Botrychium

Botrychium Moonwort. Six spe-cies. Hardy ferns. Division, or seed. Loam and peat.

Bourgeon

Bourgeon, or Burgeon. See Bud.

Bourreria

Two Species. Stove evergreen trees. Cuttings. Sandy loam.

Boussingaultia

Boussingaultia baselloides. - Half-hardy bulbous perennial. Seeds. Common soil.

Bouvardia

Five species. Greenhouse or stove evergreen shrubs. Cuttings or division. Loam and peat.