MADCapHorse - Missouri Botanical Garden

= Boechera drummondii (A. Gray) Á. & D.
Löve
= Turritis stricta Graham, not Arabis stricta
Huds. according to House, 1924 p.365
A. drummondii × holboellii = A. × divaricarpa
A. Nels., Purple Rock-cress
= A. brachycarpa (Torrey & A. Gray) Britt.
Arabis falcata Michx. = Arabis canadensis L.
A. glabra (L.) Bernh., Tower Cress, Tower-
Mustard
= A. perfoliata Lam.
= Turritis glabra L.
A. hirsuta (L.) Scop., Hairy Rock Cress
var. pycnocarpa (Hopk.) Rollins
= A. hirsuta ssp. pycnocarpa (Hopk.) Hultén
= A. pycnocarpa Hopk.
A. laevigata (Muhl. ex Willd.) Poir. ex Lam.,
Smooth Rock Cress
= Boerchera laevigata (Muhl. ex Willd.) Al-
Shehbaz
A. lyrata L., Lyre-leaved Rock Cress
= Arabidopsis lyrata (L.) O'Kane & Al-
Shehbaz ssp. lyrata
= Arabis lyrata var. kamschatica Fisch. ex
DC.
= Cardamine spathulata Michx.
= Cardaminopsis lyrata (L.) Hiitonen.
Arabis perfoliata Lam. = Arabis glabra (L.) Bernh.
Arabis perstellata var. shortii Fern. = Arabis shortii
(Fern.) Gleason
Arabis pycnocarpa Hopk. = Arabis hirsuta (L.)
Scop. var. pycnocarpa (Hopk.) Rollins
Arabis rhomboidea Pers. = Cardamine bulbosa
(Schreb. ex Muhl.) BSP
A. shortii (Fern.) Gleason, Short's Rock Cress,
Toothed Rock-Cress
= A. dentata (Torr.) Torr. & A. Gray
= A. perstellata var. shortii Fern.
Arabis stricta Huds., see Arabis drummondii A.
Gray
Arabis thaliana L. = Arabidopsis thaliana (L.)
Heynh.
ARALIA L. (Araliaceae)
A. hispida Vent., Bristly Sarsaparilla, Dwarf-Elder
A. nudicaulis L., Wild Sarsaparilla
A. racemosa L., Spikenard, Petty-Morrel, Life-of-
Man
16
A. spinosa L., Hercules' Club, Devil's Walking-
Stick, Angelica-Tree, Prickly-Ash
ARCEUTHOBIUM Bieb. (Viscaceae)
A. pusillum C. Peck, Dwarf Mistletoe
= Razoumofskya pusilla (C. Peck) Kuntze
Archangelica atropurpurea Hoffm. = Angelica
atropurpurea L.
Archangelica hirsuta Torr. & A. Gray = Angelica
venenosa (Greenway) Fern.
ARCTIUM L. (Asteraceae)
*A. lappa L., Great Burdock
= A. major Gaertn.
Arctium lappa var. tomentosa (Mill.) Gray =
Arctium tomentosum Mill. excluded
(Zander & Pierce 1979).
Arctium major Gaertn. = Arctium lappa L.
*A. minus (Hill.) Bernh., Common Burdock
= A. nemorosum of authors, not Lej. &
Court.
Arctium nemorosum of authors not Lej. & Court.
= Arctium minus (Hill) Bernh.
Arctium tomentosum Mill., excluded (Zander &
Pierce 1979).
ARCTOSTAPHYLOS L. (Ericaceae)
A. uva-ursi (L.) Spreng., Bearberry, Sandberry,
Hog-Cranberry, Mealberry, Kinnikinnik,
Mountain Box
= A. uva-ursi varieties
ARENARIA L. (Caryophyllaceae)
Arenaria angustifolia Regel = Moehringia
lateriflora (L.) Fenzl
Arenaria lateriflora L. = Moehringia lateriflora (L.)
Fenzl
Arenaria leptoclados Reichenb. ex Guss. =
Arenaria serpyllifolia L.
Arenaria marginata DC. ex Lam. & DC. =
Spergularia media (L.) C. Presl ex Griseb.
Arenaria maritima Pall. = Spergularia media (L.)
C. Presl ex Griseb.
Arenaria media L. = Spergularia media (L.) C.
Presl ex Griseb.
Arenaria rubra L. = Spergularia rubra (L.) J. & C.
Presl
*A. serpyllifolia L., Thyme-leaved Sandwort
= A. leptoclados Reichenb. ex Guss.