< Page:EB1911 - Volume 13.djvu
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[FLOWERS
HORTICULTURE

little Indian P. rosea, 3 to 6 in, bright cherry-rose colour, are but a few of the many beautiful kinds in cultivation. Pulmomma -Handsome dwarf, boraginaceous lants, requiring good deep garden soil. P. ojlicznalzs, I ft., has prettil)y mottled leaves and blue flowers; P szbznca is similar in character, but has broader leaves more distinctly mottled with white

Pyrelhrum.-Composite plants of various character, but of easy culture. P. Parthemum exzmzum, 2 ft., is a handsome double white form of ornamental character for the mixed border; P. ulzgmosum, 5 to 6 ft, has line large, white, radiate flowers in October; P. Tcmhatchewu, a close-growing, dense evergreen, creeping species, with lon -stalked, white flower-heads, is adapted for covering slopes in lieu ogturf, and for rockwork.

Ramondza -R. pyrenazca, 3 to 6 in, is a [pretty dwarf plant, requiring a warm position on the rockwork an a moist, peaty soil more or less gritty, it has rosettes of ovate spreading root-leaves, and large purple, yellow-centred, rotate flowers, solitary, or two to three together, on naked stalks.

Ranuncu/us.-The florists' ranunculus is a cultivated form of R aszanfus (see RANUNCULUS). R. amplexzcaulzs, I ft., white; R acomtzfolzus, I to 2 ft., white. with its double variety R. acomtzfnlms fiore-pleno (Fair Maids of France); and R. acnsélore-pleno (Bachelor's Buttons), 2 ft., golden yellow, are pretty. f dwarfer interesting plants there are R. alpesms, 4 in., white; R. grammeus, 6 to 10 in, yellow; R. pamassifolms, 6 in., white; and R. mtaefolzus, 4 to 6 in, white with orange centre.

Rodgersw -Handsome herbs of the saxifrage family. R. podophglla mth large bronzy-green leaves cut into 5 large lobes, and tall branching spikes 3 to 4 ft. high-the whole plant resembling one of the large meadow sweets. R. aescuhfolza, yellowish-white; R. Henna, deep purple; R. gmnata, fleshy pink; and R. sambucqfolza, white, are recently intro uced species from China. They require rich sandy peat and warm sheltered s ots.

Romneya — R Coulterz, a fine Califllrnian plant, with large white flowers on shoots often as high as 7 ft.; R. mchocalyx is similar. Both require very warm, sunny spots and rich, sandy soil, and should not be disturbed often.

Rudbeckza -Bold-habited composite plants, well suited for shrubbery borders, and thriving in light loamy soil. The flower heads have a dark-coloured elevated disk. R. Drummondu, 2 to 3 ft, with the ray-florets reflexed, yellow at the tip and purplish brown towards the base; R. fulgida, 2 ft. golden-yellow with dark chocolate disk, the flower-heads 2 to 3 in. across; and R. speczosa, 2 to 3 ft, orange-yellow with blackish-purple disk, the flower-heads 3 to 4 in across, are showy plants.

Sagzltarza -Graceful water or marsh plants with hastate leaves, and tuberous, running and fibrous roots. S. japomca plena; S. lanmfolza, S macrophylla and S. sagzmfoha, are among the best kinds, all with white flowers.

Salma -The Sage a lar e genus of labiates, often very handsome, but sometimes too tender for English winters S. Sclarea, 5 to 6 ft., is a very striking plant little more than a biennial, with branched panieles of bluish flowers issuing from rosy-coloured bracts; S. pawns, 2 ft, which is intense azure, has tuberous roots, and may be taken up, stored away and replanted in spring like a dahlia S. P7(lf€71S1S, 2 ft, blue, a showy native species, is quite hardy; the xariety lupmmdes has the centre of the lower lip white. Samfraga -A very large genus of rock and border plants of easy culture The Megasea group, to which S. lzgulata, S. cordzfolza and S rrassifona belong, are early-flowering kinds of great beauty, with fleshy leaves and large cymose clusters of flowers of various shades of rose, red and purple. Another very distinct group with siwery foliage-the crustaceous group-contains some of our choicest Alpines Of these S. caesza, S. calyczfim a, S Cotyledon are among the best known. Some of the species look more like lichens than flowering plants. The green moss-like saxifrages are also a ver distinct group, with dense tufted leaves which appear greener in inter than in summer The flowers are borne on erect branching stems and are chiefly white in colour. Saxzfraga umbrosa (London Pride) and S Geum belong to still another group, and are valuable alike on border and rockery. S. peltata is unique owing to its large peltate leaves, often I ft to 18 in. across, with stalks I to 2 ft. long. Flowers in April, white or pinkish. Likes plenty of water and a moist peaty soil or marshy lace. S. sarmenlosa, the well-known mother of thousands, ” is oflzen grown as a pot plant in cottagers windows

Sczlla — Beautiful dwarf bulbous plants, thriving in well-worked sandv loam, or sandy peat. S bzfolza, 3 in, and S. szbzrzca, 4 in, both intense blue, are among the most charming of early spring flowers, S patula, 6 to 8 in, and S campanulata, I ft, with tubular greyish-blue flowers, freely produced, are fine border lants, as is the later-blooming S peruv1ana,6 to 8 in, dark blue or wliite Sedum -Pretty succulent plants of easy growth, and mostly suitable for rockwork. They are numerous, varied in the colour of both leaves and foliage, and mostly of compact tufted growth. S spectabile, I to I; ft, pink, in great cymose heads, is a fine plant for the borders, and worthy also of pot-culture for greenhouse decoration Mention may also be made of the common S. acre (Stonegrop), 3 in, yellow, and its variety with yellow-tipped leaves. Sembervwum.-House-Leek Neat growing, succulent plants, forming rosettes of fleshy leaves close to the ground, and rapidly increasing by runner-like offsets; they are well adapted for rockwork, and do best in sandy soil. The flowers are stellate, cymose, on stems rising from the heart of the leafy rosettes. S. arachnozdeum, purplish, S. arenarzum, yellow, S. globzferum and S. Laggen, rose, grow when in flower 3 to 6 in. high; S. calcareum, rose colour, and S. Boutzgmanum, pale rose, both have glaucous leaves tipped with purple; S. Heuje 11, yellow, with deep chocolate leaves, and S. Wubfem, sulphur-yellow, are from 8 to 12 in. high. Seneczo -A large genus with comparatively few good garden plants. Large and coarse-growing kinds like S. Dona, S. macrophyllds and S. sarraremcus are good for rough laces; all ellowflowered. S. pulrher is a charmin plant, 2 to 3 high, with rosy purple flower-heads, having a briglit orange centre. It likes a warm corner and moist soil. S. clwomm, from China, has large roundish leaves and orange-yellow flowers. It flourishes near water and in damp places.

Shoma.-S. galaczfolza, a beautiful tufted plant 2 to 3 in. high, with roundish crenate leaves, on long stalks, and white funnel shaped flowers inMarch and April. S. umjlora from Japan is closely related. The leaves of both assume rich purple-red tints in autumn. Warm sunn situations and rich sand loam and peat are required. Szlene.-lyretty caryophyllaceous pllants, preferring sandy loam, and well adapted for rockwork. S. alpesms, 6 in., white, and S. quadrzdenlata, 4 in., white, are beautiful tufted plants for rockwork or the front parts of borders; S. marztzma flare-pleno, 6 in., white, S. Elzzabethae, 4 in., bright rose, and S. Schafta, 6 in., purplish-rose, are also good kinds.

Szsynnchmm -Pretty dwarf iridaceous plants, thriving in peaty soil. S. grandsjlomm, 10 in., deep purple or white, blooms about April, and is a fine plant for pot-culture in cold frames. Sparaxzs.-Graceful bulbous plants from South Africa. S. grandiflora, with deep violet-purple, and S. trzcolor, with rich orange-red, flowers are best known. S. pulcherrzma, a lovely species, 3 to 6 ft. high, with drooping blood-red blossoms, is now referred to the genus Dzerama. A warm, light, but rich soil in sheltered spots required. Spzraea -Viiorous growing plants of great beauty, preferring good, deep, rat er moist soil; the flowers small but very abundant, in large corymbose or spicate anicles. S. Aruncus, 4 ft., white; S. aslzlbzozdes, 2 ft., white; S. lgzlzpendula, Ié ft., and S. Ulmarza, 3 ft., both white; S. palmata, 2 ft., rosy-crimson; and S. venusta, 3 ft., carmine rose, are some of the best.

Stance.-Pretty plants with broad, radical leaves, and a much» branched inflorescence of numerous small flowers. S. latzfolw, 2 ft, greyish-blue; S. tatanca, I ft., lavender-pink; S. speczosa, 1% ft., rose colour; and S. ex-wma, Ii ft., rosy-lilac-are good border plants. S. bellzdzfolia, 9 in., lavender; S. emargznata, 6 in., purple; S. globularzaefolza, 9 in., white; and S. nana, 4 in.-are good sorts for the rockery.

Stenactzs.-S. speczosa, I to 2 ft., is a showy composite, of easy culture in good garden soil; it produces large corymbs of flower heads, with numerous narrow blue ray-florets surrounding the yellow disk. Now more generally known as Erigeron. Supa.-S. pennata (Feather Grass), 1% ft., is a very gracefulhabited grass, with still' slender erect leaves, and long feathery awns to the seeds.

Stokesza.-S. cyanea, 2 ft., is a grand, autumn-flowering, composite plant, with blue flower-heads, 4 in. across. Sandy loam and warm situation.

Symphytum.-Rather coarse-growing but showy boraginaceous plants, succeeding in ordinary soil. S. caucaszcum, 2 ft., with blue flowers changing to red, is one of the finer kinds for early summer blooming.

Thalzctrum.-Free-growing but rather weedy ranunculaceous plants, in many cases having elegantly cut foliage. T. aquzlegzfolzum, 2 ft., purplish from the conspicuous stamens, the leaves glaucous, is a good border plant, and T. mmus has foliage somewhat resembling that of the Maidenhair fern. Ordinary garden soil. Tzarella.-T. cordzfolza, the foam flower, is very ornamental in border or rockery. Leaves heart-shaped lobed and toothed; flowers white starry; ordinary garden soil.

Tzgndw -Lovely bulbous plants called tiger flowers, useful in the warmest parts of the kingdom for the border in rich but gritty soil T. Pavoma, the peacock tiger flower, from Mexico, grows I to 2 ft. high, with plaited sword-like leaves, and large flowers about 6 in. across, having zones of violet and yellow blotched with purple and tgpped with scarlet. There are many varieties, all charming.-Tn lmm.-T. grandzjlomm, the wood-lily of North America, is the finest. It has large white flowers and grows freely in peaty soil in shady borders. There are several other species, some with pugplish flowers.

ntoma.-A genus of South African plants with fibrous-coated corms or solid bulbs, often known as montbretas. T. crocata, 2 ft., orange-yellow, T. crocosmzaejiora, 2 to 2% ft., orange-scarlet, and T Potlsz, 3 to 4 ft., bright yellow, are the best-known varieties, of which there are many subsidiary ones, some being very large and free in flowering. A rich, gritty soil, and warm, sunny situations are best for these lants.

Trzteleza.-é)harming spring-flowering bulbs, thriving in any good

sandy soil. T. Mumzyana, 8 in., lavender-blue, and T. ungfiom,

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