C—l 3

69

10—C. 13.

Myrica caroliniensis Oenothera biennis Lamarckiana .. ■ Bay-berry .. .. North America .. | Evening primrose .. N. America .. .. j .. Lamarck's evening prim- N.America .. Shrub, evergreen . . I'sed on the Cape Cod dunes, U.S.A., as first shelter before planting trees. Herb, biennial .. Ornamental. Herb, biennial . . As above. Olearia avicenniaefolia .. Forsteri .. rose .. : Akeake .. .. New Zealand .. ! Forster's daisy-tree .. New Zealand Shrub, evergreen . . Oood for shelter. Shrub, evergreen . . Makes splendid hedges; will bear close clipping. In some places takes a gall badly, and then is no use for planting. Shrub, evergreen. Many of the other species of New Zealand Olearias grow fairly well on sand, but they will not tolerate the dryest stations, and are of little moment for the North Island dunes. Shrub, evergreen .. F'ormerly known as 0. Gunniana. Shrub, evergreen. (irass, perennial . ■ Forms tussocks 3 ft. tall. (irass. perennial .. Useful for covering feebly drifting sand. Crass, perennial .. Grows on sand, but its capacity for spreading and maintaining itself is not yet known. If it succeeds it would be a magnificient addition to the sand-pastures. Tree, evergreen .. Probably this important timber-tree will only grow in the hollows or where it is well sheltered. Tree, evergreen . . As for above. Tree, evergreen .. Grows naturally sometimes on sandhills. odorata .. .. .. Xew Zealand stellulata .. virgata Panicum amarum ■— — sanguinale Paspalum dilatatum .. .. Australia Xew Zealand N. America Finger-grass .. Cosmopolitan Paspalum .. .. S. America .. Picea Douglasii excelsa sitchensis Pinus austriaca.. contorta .. Murrayana Coulteri . . halepensis insignis laricio muni ana . . Oregon spruce .. N. America Norway spruce .. Europe Tideland spruce ; silka California spruce Austrian pine .. Europe Beach pine .. .. California Tamrac pine . . California Big-cone pine .. California Aleppo pine .. Mediterranean region . . Monterey pine .. California .. | Corsican pine .. Corsica .. t Alpine pine .. Europe Tree, evergreen .. i Will grow on bare sand if sheltered. Tree, evergreen .. j Grows naturally on sea-bluffs and dunes. Tree, evergreen . . Much as P. contorta, but taller. Tree, evergreen . . Grows well on pure sand. Tree, evergreen . . An excellent pine for pure sand. Tree, evergreen .. The most valuable of all trees for dune-afforestation. Tree, evergreen . . A most important timber-tree. Tree, evergreen .. The pine almost exclusively used by the Germans on the Baltic dunes. Not wanted for New Zealand dune-reclamation when there are available so many better timbers and rapidly growing trees. Tree, evergreen . . Grows admirably and rapidly on pure sand exposed to sea wind. Tree, evergreen . . Probably the best pine for planting close to the sea. Tree, evergreen. Tree, evergreen . . Grows well on pure sand. Tree, evergreen. Tree, evergreen .. One of the dune-pines of eastern North America. Tree, evergreen .. As above. Tree, evergreen .. Another dune-pine of eastern North America. Grass, perennial .. Acts to some extent as a sand-binder. Grass, perennial .. One of the best grasses for dune-culture. Tree, deciduous. Tree, deciduous. Tree, deciduous .. t Grows well on pure sand. A dune-plant of eastern North America. Tree, deciduous. Herb, annual .. Grows well on sand ; good for sand-gardens. Shrub, deciduous .. Grows naturally on beaches and dunes ; 1 ft. to 7 ft. tall. Fruit edible. Shrub, deciduous . . More or less prostrate. Tree, deciduous .. , Wood valuable for cabinetmaking. Shrub or small tree, j deciduous. ■ muricata .. pinaster ■ palustris .. pinea pondorosa rigida strobus virginiana Poa caespitosa .. — pratensis Populus alba .. balsanifera canadensis f astigiata Portulaca grandiflora Prunus maritima •— — pumila serotina .. virginiana Bishop pine .. .. California Cluster pine .. .. Mediterranean region .. Georgia pine .. N. America .. . .. Stone pine .. .. Mediterranean region .. Yellow pine .. .. California Pitch pine .. .. N. America Weymouth pine .. N. America Scrub pine .. . . N. America Silver-tussock . . New Zealand, Australia Meadow-grass .. Europe, N. America .. White poplar .. Europe Balsam poplar .. N. America Cottonwood .. .. N. America Lombardy poplar . . Spain S. America Beach-plum .. .. N. America Sand-cherry .. N. America Wild black cherry . . N. America Choke-cherry .. N. America ..