Code
Botanical Name
English Common Name
riuvs
Ribes uva-crispa L. var. sativum DC.
riva
Ribes valicola Greene ex Rydb.
rive
Ribes velutinum Greene
riveg
Ribes velutinum Greene var. gooddingii (M.E. Peck) C.L. Hitchc.
riveg2
Ribes velutinum Greene var. glanduliferum (Heller) Jepson
rivev
Ribes velutinum Greene var. velutinum
rivi
Ribes viburnifolium Gray
rivi2
Ribes victoris Greene
rivi3
Ribes viscosissimum Pursh
rivi4
Ribes viscidulum Berger
rivi5
Ribes villosum Nutt.
rivi6
Ribes viridifolium (Abrams) Heller
rivi7
Rinodina violascens H. Magn.
rivih
Ribes viscosissimum Pursh var. hallii (Jancz.) Jancz.
rivim
Ribes victoris Greene var. minus Jancz.
riwa
Ribes watsonianum Koehne
riwa2
Ribes watkinsii Eastw.
riwo
Ribes wolfii Rothrock
roac
Rosa acicularis Lindl.
roac2
Rochefortia acanthophora (DC.) Griseb.
roaca
Rosa acicularis Lindl. ssp. acicularis
roacb
Rosa acicularis Lindl. var. bourgeauiana (Crépin) Crépin
roacs
Rosa acicularis Lindl. ssp. sayi (Schwein.) W.H. Lewis
roacs2
Rosa acicularis Lindl. var. sayana Erlanson
road
Rosa adenosepala Woot. & Standl.
roal
Rorippa alpina (S. Wats.) Rydb.
roal2
Robinia albicans Ashe
roal3
Rosa ×alba L. (pro sp.)
roal4
Roegneria albicans (Scribn. & J.G. Sm.) Beetle
roal6
Rosa aldersonii Greene
roal7
Rottboellia altissima Poiret
roalg
Roegneria albicans (Scribn. & J.G. Sm.) Beetle var. griffithii (Scribn. & J.G. Sm. ex Piper) Beetle
roam
Rorippa amphibia (L.) Bess.