Material uses
Fibres, dyes, timber, and other materials.
3,931 plants
- Rhamnus triquetra
- Rhamnus utilisChinese Buckthorn
- Rhamnus virgatus
- Rhaphiolepis indicaIndian Hawthorn
- Rhaphiolepis umbellataJapanese Hawthorn
- Rheum australeHimalayan Rhubarb
- Rheum officinaleChinese Rhubarb
- Rheum palmatumTurkey Rhubarb
- Rheum rhaponticumRhubarb
- Rheum x cultorumRhubarb
- Rhinanthus minorYellow Rattle
- Rhodiola roseaRose Root
- Rhododendron 'PJM'
- Rhododendron anthopogon
- Rhododendron arboreum
- Rhododendron campanulatum
- Rhododendron ferrugineumAlpenrose
- Rhododendron griersonianum
- Rhododendron indicumRhododendron
- Rhododendron kaempferi
- Rhododendron lutescens
- Rhododendron luteumHoneysuckle Azalea
- Rhododendron maximumRosebay Rhododendron
- Rhododendron molleChinese Azalea
- Rhododendron ponticumRhododendron
- Rhododendron x praecox
- Rhus ambigua
- Rhus aromaticaLemon Sumach
- Rhus chinensisChinese Gall
- Rhus copallinaDwarf Sumach
- Rhus coriariaElm-Leaved Sumach
- Rhus diversilobaWestern Poison Oak
- Rhus glabraSmooth Sumach
- Rhus integrifoliaLemonade Berry
- Rhus microphyllaDesert Sumach
- Rhus ovataSugar Bush
- Rhus potaninii
- Rhus punjabensis
- Rhus punjabensis sinica
- Rhus radicansPoison Ivy
- Rhus sempervirens
- Rhus succedaneaWax Tree
- Rhus sylvestris
- Rhus toxicodendronEastern Poison Oak
- Rhus trichocarpa
- Rhus trilobataSkunk Bush
- Rhus typhinaStag's Horn Sumach
- Rhus vernicifluaLacquer Tree
- Rhus vernixPoison Sumach
- Rhus wallichii
- Rhus x pulvinata
- Ribes alpinumAlpine Currant
- Ribes bracteosumStink Currant
- Ribes divaricatumCoastal Black Gooseberry
- Ribes glandulosumSkunk Currant
- Ribes lacustrePrickly Blackcurrant
- Ribes lobbiiGummy Gooseberry
- Ribes nigrumBlackcurrant
- Ribes rubrumRed Currant
- Ribes sanguineumFlowering Currant
- Ribes sanguineum glutinosumFlowering Currant
- Ribes uva-crispaGooseberry
- Ricinus communisCastor-Oil Plant
- Ripogonum scandensSupple Jack
- Robinia fertilisBristly Locust
- Robinia flava
- Robinia luxurians
- Robinia neomexicanaNew Mexico Locust
- Robinia pseudoacaciaBlack Locust
- Robinia viscosaClammy Locust
- Rodgersia podophylla
- Rohdea japonicaNippon Lily
- Rosa acicularisPrickly Rose
- Rosa arkansanaLow Prairie Rose
- Rosa banksiaeBanksia Rose
- Rosa californicaCalifornia Wild Rose
- Rosa caninaDog Rose
- Rosa centifoliaProvence Rose
- Rosa gallicaFrench Rose
- Rosa glaucaRed-Leafed Rose
- Rosa laevigataCherokee Rose
- Rosa macrophylla
- Rosa majalisCinnamon Rose
- Rosa moschataMusk Rose
- Rosa multifloraJapanese Rose
- Rosa nutkanaNootka Rose
- Rosa pimpinellifoliaBurnet Rose
- Rosa rubiginosaSweet Briar
- Rosa rugosaRamanas Rose
- Rosa sericea omiensisHimalayan Rose
- Rosa virginianaVirginia Rose
- Rosa wichuraianaMemorial Rosa
- Rosa x damascenaDamask Rose
- Rubia akaneAsian Madder
- Rubia cordifoliaIndian Madder
- Rubia khasiana
- Rubia manjithIndian Madder
- Rubia peregrinaWild Madder
- Rubia sikkimensis
- Rubia tinctorumMadder