1848 |
Rabiea albipuncta |
yellow 5cm 143 165 |
G |
1849 |
Ramonda myconi |
deep violet 6-12cm 56 85 112 |
G |
1850 |
Ramonda serbica |
lilac to 8cm 85 |
G |
1851 |
Ranunculus gramineus |
yellow 30-45cm 66 136 187 |
G |
1852 |
Ranunculus parnassifolius |
white/flushed pink 2-20cm 74 |
G |
1853 |
Ranunculus platanifolius |
white 30-100cm 187 |
G |
1854 |
Raoulia australis |
yellow flr/silver lvs 1cm 93 |
G |
1855 |
Ratibida columnifera |
maroon-red to 1m 165 |
G |
3208 |
Ratibida columnifera |
yellow 60cm Montana: Jefferson Co 41 |
W |
1856 |
Rheum sp (ex Chris Chadwell) |
red/pink 125-140cm 45 |
G |
1857 |
Rhexia mariana |
pink-lavender/white to 75cm 38 |
G |
1858 |
Rhexia virginica |
rose-lavender 20-60cm 69 |
G |
1859 |
Rhodochiton atrosanguineus |
pink/purple-black to 3m 120 |
G |
1860 |
Rhododendron kiusianum |
rose-purple 45-60cm 179 |
G |
3209 |
Rhododendron minus v minus |
North Carolina: McDowell Co 180 |
W |
3210 |
Rhodothamnus chamaecistus |
Italy: Dolomites 2180m 184 |
W |
1861 |
Rhodotypos scandens |
white flr/jet-black frt to 2m 71 |
G |
1862 |
Rhus potaninii |
creamy white flr/red frt 5-8m 182 |
G |
3211 |
Rhus typhina |
North Carolina: Burke Co 180 |
W |
1863 |
Rohdea japonica (moist packed) |
pale yellow flr/red frt 30-50cm 188 |
G |
1864 |
Romulea bulbocodium |
violet-lilac/yellow/white 10-15cm 57 |
G |
1865 |
Romulea linaresii |
violet-purple 5-15cm 13 |
G |
1866 |
Romulea ramiflora |
mauve to 15cm 58 |
G |
1867 |
Romulea tetragona |
rose-lilac 8-30cm 20 |
G |
1868 |
Rosa carolina |
pink 30-130cm 144 |
G |
3212 |
Rosa gymnocarpa |
pink Canada: Ruxton Island, BC 113 |
W |
1869 |
Roscoea purpurea |
purple/lilac 12-55cm 94 |
G |
1870 |
Roscoea scillifolia |
dark purple-black 10-25cm 85 |
G |
1871 |
Roscoea tibetica |
white 7-18cm 68 |
G |
1872 |
Rudbeckia fulgida v sullivantii 'Goldsturm' |
yellow 60-90cm 167 |
G |
1873 |
Ruellia 'Black Beauty' |
pale lilac flr/black lvs to 25cm 186 |
G |
1874 |
Ruellia humilis |
lavender-lilac 30-60cm 167 |
G |
1875 |
Ruellia occidentalis |
blue 30-45cm 13 |
G |
1876 |
Ruschia hamata |
pink to 20cm 88 |
G |
1877 |
Ruschia pulvinaris |
hot pink 7cm 165 |
G |
1878 |
Ruta graveolens 'Variegata' |
yellow flr/variegated lvs to 60cm 26 |
G |