ENCYCLOPEDIA OF GARDENING. 
Nordman’s Fir (Abies a sata a Abies. 
Norfolk Island Palm (Rhopalostyle Baueri).—See Rhopalo- 
style. 
Norfolk Island Pine-tree (Araucaria excelsa).—See Arau- 
carla. 
ooo Island Tree-fern (Alsophila excelsa).—See Also- 
phila. 
North American Crab (Pyrus coronaria).—See Pyrus. 
North American Ox-eye (Heliopsis levis).—See Heliopsis. 
North American Sunflower (Actomeris squarrosa).—See 
Actomeris, 
Northern Fox Grape (Vitis Labrusca).—_See Vitis. 
Northern Rock-cress ieee petrea).—See Arabis. 
Northoscordium.—See Bloomeria. 
Norway Maple (Acer platanoides).—See Acer. 
Norway Spruce (Picea excelsa).—See Picea. 
Nothochlizena (Cloak Fern; Gold & Silver Maiden-hair Ferns). 
—Ord. Filices. Stove & greenhouse ferns. First introduced 1778. 
Fronds, once or thrice divided, upper surface green, underneath 
covered with white powder or scales. Ht. 3 to 18 in. 
CULTURE: Compost, equal parts loam, leaf-mould, peat & sand, 
with little charcoal & sandstone broken small. Position, pots in shady 
part of house. Pot, Feb. or March. Water moderately, Oct. to 
Feb., freely other times. Syringing not required. Temp., stove 
species, Sept. to March 55° to 65°; March to Sept. 65° to 75°; green- 
house species, Sept. to March 45° to 50°; March to Sept. 55° to 65°. 
Propagate by spores sown on surface of fine sandy peat in pans under 
bell-glass in temp. 75° to 85° any time; division at pobane time. 
STOVE SPEOIES: N. flavens (Syn. Chrysophylla), Central America; nivea (Silver 
Maiden-hair Fern), Mexico and Peru; sinuata, Trop. America; trichomanoides, 
Jamaica and Cuba. 
GREENHOUSE SPECIES: N. dealbata (Syn. Cincinalis dealbata), N. America; 
Hookeri (Syn. Cincinalis Hookeri), N. America; lanuginosa, 8. Europe and Aus- 
tralia; Marante, 8. Europe, N. Africa, etc.; Newberryii, California. 
Nuphar (Yellow Water-Lily; Brandy Bottle).—Ord. Nymphacem. 
Hardy aquatic perennial herbs. 
CULTURE: Soil, two parts strong rich loam, one part well-decayed 
manure. Position, sunny shallow streams, ponds or lakes. Depth of 
water, 6 to 12in. Plant, March or Oct. Methods of planting: 
(1) Fill a shallow wicker basket with compost, place the plant in it & 
a few stones on the surface, then lower into the water. (S Place some 
compost round the roots, then add a few stones & surround with can- 
vas or matting & lower into the water. Propagate by seeds sown 4 in. 
deep in rich soil in a shallow basket immersed in water, Oct. to April; 
division gi ke pa an pacch. 
SPEOIES CULTIVATED: N. adrena, yellow, July, N. ica; 
pee: oe Yellow Water-Lily), yellow, sons, N. i a A hema nt 
July, Europe. 
Nutmeg-scented Geranium (Pelargonium fragrans).— 
See Pelargonium. = 
Nuttallia (Oso-berry-tree).—Ord. Rosaces. Hardy deciduous 
flowering shrub. First introduced 1848. Flowers, succeeded by 
purplish ee fruit. 
CULTURE: Soil, ordinary. Position, shady or sunny shrubberies. 
Plant, Oct. to Feb. Prune when necessary immediately after flower- 
ing. Propagate by seeds sown din. deep in ordinary soil in shady 
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