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Plant & Garden Varieties beginning with R Page 28 of 62 containing botanical plant names begining with the letter R. 496 Varieties Listed in Total 28 29 30 31 32 33 34 35 36 37 
Robinia viscosa Succeeds in any soil, prefering one that is not too rich[1, 200]. Requires a well-drained soil, succeeding on dry barren sites[184, 200]. Plants are tolerant of drought and atmospheric pollution[200]. Plants pr... [MORE] Rodgersia podophylla Succeeds in most soils, preferring a moist to wet but well-drained humus-rich soil in a shady position or a cool sunny place by water but sheltered from hot drying winds[187, 200, 233]. Plants can be grown in q... [MORE] Rohdea japonica Prefers a position in semi-shade in a moderately fertile humus-rich and moisture-retentive soil[200]. Plants are not particular as to the soil type[1].... [MORE] Romanzoffia suksdorfii Requires a well-drained moist gritty lime-free humus-rich soil in a cool position in semi to full shade[200].
This species is very closely related to R. sitchensis[60].... [MORE] Romanzoffia unalaschkensis Requires a well-drained moist gritty lime-free humus-rich soil in a cool position in semi to full shade[200].
This species is very closely related to R. tracyi[60].... [MORE] Romulea bulbocodium Requires a well-drained very sandy soil in full sun[90, 200]. Easily grown in a bulb frame but plants are not very long-lived outdoors in Britain[90].
Plants are fairly hardy, tolerating short periods of tempe... [MORE] Rorippa amphibia Prefers a fertile soil[200]. Tolerates fairly low light levels[200]. Plants grow in boggy soils or in shallow water, the submerged forms have finely divided bright green leaves[200].
Plants seem to be extremel... [MORE] Rorippa indica Not known... [MORE]
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Page 28 of 62 containing R Varieties 496 Varieties Listed in Total
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