PTEUS 



ROSE OBDEB 



PYEUS 405 



varieties are worth growing. For general 

 culture &c. see p. 382. 



What are known as Perpetual Scotch 

 Eoses are represented by one called Stan- 

 well Perpetual, which has rosy blush 

 flowers, often with a pink centre. 



R. tomentosa.' — A British and Euro- 

 pean species with arching prickly stems 

 6 ft. or more high. Leaves 4-5 in. long, 

 with doubly serrate leaflets, greyish above, 

 and more so beneath. Flowers in summer, 

 bright rosy pink, sometimes white, abou.t 

 2 in. across. There are many varieties 

 of this species, among which may be 

 mentioned woodsiana, with fine deep 

 rose-purple flowers. 



Culture do. as above, p. 382. 



R. wichuriana. — A beautiful Japanese 

 Rose, with prostrate stems about 12 ft. 

 long, and shining green leaves. Flowers 

 late in summer, pure white, 1^2 in. across, 

 slightly raised above the creeping stems. 



Lucida is a pretty hybrid variety -with. 

 glaucous, reddish foliage, and bright red 

 flowers. • 



Culture Se. as above, p. 382. 



R. xanthtna (B. Ecce). — A charming 

 dwarf, prickly species, suitable for the 

 rockery, native of Afghanistan. Leaves 

 with 5-9 small leaflets. Flowers in 

 summer, golden-yellow, less than 1 in. 

 across. 



Culture dc. as above, p. 882, 



Tribe VII. Pome^:. — Trees and shrubs often with simple leaves. Oalyx-tube adnate 

 to the ovary (or carpels sunk in the top of the fleshy flower-stalk). Stamens numerous. 

 Fruit a pome or drupe. 



PYRUS (Apple, Pear, Quince, 

 Medlar, Crab &c.). — A genus with 35-40 

 species of ornamental deciduous trees and 

 shrubs, with alternate, simple or pinnate, 

 stalked and often serrate leaves. Flowers 

 usually in terminal cymes. Calyx tube 

 urn-shaped or rarely top-like, 5-lobed. 

 Petals 5, roundish, shortly clawed. Fruit 

 fleshy, ovoid, globose or pear-shaped. 



Besides the cultivated Apple, Pear, 

 Medlar, there are many other fine flower- 

 ing trees in this genus, such as the 

 Japanese Quince, Pyrus (Cydonia) japo- 

 nica, and the Mountain Ash or Rowan 

 Tree, the latter being also remarkable for 

 its masses of orange-red or scarlet fruits. 

 Some of the finest species for the decora- 

 tion of parks, gardens, pleasure grounds, 

 &c. are described below. 



Culture and Propagation. — The trees 

 all grow well in fairly good garden soil, and 

 many of them might be more extensively 

 used on large lawns than is now the case. 

 They are increased by seeds, layers, out- 

 tings, budding and grafting, in the same 

 way as Apples (p. 1042) and Pears (p. 1059). 



P. americana (Sorbus americana). — 

 American Mountain Ash. — A beautiful N. 

 American tree, with oddly pinnate leaves, 

 composed of 13-15 lance-shaped tapering, 

 serrated leaflets. Flowers in June, white, 

 followed by clusters of bright red berries 

 about the size of peas. 



Culture dc. as above. 



P. angustifolia. — A handsome North 

 American tree about 20 ft. high, closely 



related to P. coronaria, with simple oblong 

 or lance-shaped leaves, usually toothed at 

 the edges and smooth to the touch. The 

 beautiful rose-coloured flowers appeaj: in 

 April and are deliciously scented.' There 

 is a double-flowered variety (flore plena) 

 apparently superior in every way to the 

 single-flowered type. It is perfectly hardy 

 and grows in any good garden soil, and 

 bears a wealth of fragrant double blossoms. 

 Culture dc. as above. 



P. arbutifolia (P.floribunda). — OhoJce- 

 berry. — A pretty N. American shrub 2-10 

 ft. high. Leaves simple, oblong or obovate, 

 finely serrate, woolly beneath. Flowers 

 in May and June, white, sometimes 

 purple -tinted. Fruit red or purple, pear- 

 shaped or globular. The variety melaaio- 

 carpa (P. granddfoUa) has larger leaves, 

 and dark purple fruits. 



Culture dc. as above. 



P. Aria (WMte Beam, Tree). — A 

 British tree sometimes attaining a height 

 of 40 ft. Leaves simple or pinnatifid, 2-6 

 in. long, smooth above, plaited, coarsely 

 and irregularly toothed, deeply lobed, 

 cottony beneath. Flowers in May and 

 June, white, J in. across, in loose corymbs. 

 Fruit red or scarlet, dotted, about J in. in 

 diameter. There are two or three varieties 

 varying somewhat in the leaves and the 

 colour of the fruits. 



Culture dc. as above. 



P. Aucuparia {Mountain Ash; Bowan 

 Tree). — A well-known British tree 10-30 

 ft. high, leaves 5-8 in. long, with 6-8 pairs 



