arariba
Any of the trees of three species in the genus Centrolobium (family Fabaceae), especially, a Brazilian tree (Centrolobium robustum) -- called also zebrawood.
Any of several trees of the genus Simira (syn. Sickingia), usually with heavy dark red wood.
Wood of an arariba tree.

araribas
plural of arariba

araucariacean
Any conifer of the family Araucariaceae

araucariaceans
plural of araucariacean

arboloco
Any of various trees of the genus Montanoa.

arbolocos
plural of arboloco

arboreomorph
A fossil of, or in the form of a tree

arboreomorphs
plural of arboreomorph

arborescence
A tree-like structure.
A directed rooted tree in which all vertices can be reached from the root.

arborescences
plural of arborescence

arboret
A small tree or shrub.
A grove, shrubbery or arbour

arborets
plural of arboret

arborglyph
A design or message carved into the trunk of a tree

arborglyphs
plural of arborglyph

arborisation
Non-Oxford British English standard spelling of arborization (“branching, tree-like formation”).

arborsculpture
The art and craft technique of growing and shaping tree trunks.

arborway
An avenue (lined with trees).

arbuscle
A plant midway in height between a shrub and a tree; a dwarf tree.
A branched hypha in some fungi.
The site at which a symbiotic fungus attaches to the roots of a plant and exchanges nutrients, etc., with it.
A clump of feather-like cilia (hairlike structures).

arbuscles
plural of arbuscle

arbust
a bush, shrub

arbusts
plural of arbust

arbute
The strawberry tree.
The wood of the strawberry tree.

arbutes
plural of arbute

arbuti
plural of arbutus

arbutus
Any flowering plant in the genus Arbutus: the strawberry tree.
Epigaea repens, the mayflower, the trailing arbutus.
Arbute; the wood of the strawberry tree.

arbutuses
plural of arbutus

archaeophyta
Synonym of archaeophytes.

archaeophyte
A plant which was introduced to an area by humans (or arrived naturally, but from an area in which it was present as a human introduction) and became naturalized before 1500 C.E. (but especially in prehistoric times).

archaeophytes
plural of archaeophyte

archaeopterid
Any extinct tree of the genus †Archaeopteris

archaeopterids
plural of archaeopterid

archaeplastid
Any plant or alga of the taxon Archaeplastida

archaeplastids
plural of archaeplastid

archegoniophores
plural of archegoniophore

archeophyte
Alternative spelling of archaeophyte.

archeophytes
plural of archeophyte

arctigenin
A lignan, present in plants of the genus Arctium, that is the aglycone of arctiin

argeli
A Himalayan shrub, Edgeworthia gardneri.

argoinfiltration
Misspelling of agroinfiltration.

argopelter
Alternative form of agropelter.

argopelters
plural of argopelter

arhinencephalia
Alternative form of arhinencephaly.

aricuri
Alternative form of ouricuri.

aricuris
plural of aricuri

aristidoid
Any plant in the subfamily Aristidoideae.

aroeira
The California pepper tree (actually native to South America, not California) (Schinus molle).
Any of the trees of genera Schinus and Astronium.

aroena
A plant of southern Africa of genus Quaqua, especially Quaqua mammillaris, or its fruit.

aroenas
plural of aroena

arrowgrass
Any of various grass-like plants of the genus Triglochin.

arrowweed
Pluchea sericea, a North American shrub.

arrowweeds
plural of arrowweed

arsesmart
A water pepper plant, of species Persicaria hydropiper (formerly Polygonum hydropiper).

arsmart
Obsolete spelling of arsesmart.

arsmarts
plural of arsmart

arthothelin
Any of a group of xanthenones, based on 2,4,5-trichloro-1,3,6-trihydroxy-8-methylxanthen-9-one, present in lichen.

arthrophyte
Any plant belonging to the former class Arthrophyta (now Equisetopsida); the horsetails

arthrophytes
plural of arthrophyte

artichoke
A plant related to the thistle with enlarged flower heads eaten as a vegetable while immature, Cynara cardunculus var. scolymus.
A dull green colour, like that of an artichoke.

artichokes
plural of artichoke

arundinoid
Any grass of the subfamily Arundinoideae.

arundinoids
plural of arundinoid

asamodagam
wild celery (Psammogeton involucratus).

asant
asafoetida

asarum
Any plant of the genus Asarum.

asarums
plural of asarum

asbolin
An acrid oil obtained from wood soot.

ascaridole
A bicyclic monoterpene peroxide found in plants of the Chenopodium genus; it is explosive

ascaridoles
plural of ascaridole

asclepias
Any plant of the genus Asclepias.

asclepiases
plural of asclepias

asherah
A wooden pole or tree set up to represent the goddess Asherah.

asherahs
plural of asherah

asherim
plural of asherah

asherot
plural of asherah

ashoka
A tree of species Saraca asoca, native to South Asia and western Myanmar.
A tree of species Saraca indica, native to Southeast Asia and eastern Myanmar.

ashokas
plural of ashoka

ashwaganda
Alternative form of ashwagandha.

ashwagandha
Withania somnifera, a stout shrub that produces red berry-like fruit, native to India, Pakistan and Sri Lanka.

ashwaghanda
Alternative form of ashwagandha.

ashwaghandha
Alternative form of ashwagandha.

ashwood
Wood of the ash tree.

ashwoods
plural of ashwood

asoka
Alternative form of ashoka.

asokas
plural of asoka

asphodel
Any of the flowering plants of the family Asphodelaceae, especially Asphodelus ramosus and Asphodelus albus; the flower of these plants.
The flower said to carpet Hades, and a favorite food of the dead.

assahy
Obsolete form of acai (“type of palm tree and its fruit”).

astelia
Any plant of the genus Astelia.

astelias
plural of astelia

astelioid
Any plant of the family Asteliaceae

astelioids
plural of astelioid

asterophyllite
A fossil plant from the coal formations of Europe and America, now regarded as the branchlets and foliage of calamites.

asterophyllites
plural of asterophyllite

asterwort
aster (any of several plants of the genus Aster)

asterworts
plural of asterwort

asthmaweed
The plant Erigeron bonariensis.

astrantia
Any herbaceous plant of the genus Astrantia.

astrantias
plural of astrantia

atap
Alternative form of attap.

ataps
plural of atap

atimy
public disgrace or stigma; outlawry; loss of civil rights

atomgrad
A planned city built to facilitate the construction and operation of a nuclear power plant or other nuclear facility in the Soviet Union.

atomgrads
plural of atomgrad

atomograd
Alternative form of atomgrad.

atomograds
plural of atomograd

atragene
Any plant of the genus Atragene.

atragenes
plural of atragene

attap
Nipa; a palm tree of the species Nypa fruticans.
Thatch made from leaves of the nipa palm.

attaps
plural of attap

aubretia
Any plant of the genus Aubrieta.

aubretias
plural of aubretia

aubrietia
A creeping perennial plant native to southeastern Europe, Aubrieta deltoidea, grown as a groundcover and in rock gardens for its dense foliage and purple, pink or white flowers.

aubrietias
plural of aubrietia

auhuhu
The flowering plant Tephrosia purpurea.

aulacogen
A tectonic trough on a craton that is formed as the failed arm of a triple-rift junction.

aulacogene
Synonym of aulacogen.

aulacogens
plural of aulacogen

aupaka
Any of various flowering plants of the genus Isodendrion.

aurantiobtusin
An anthraquinone present in Cassia occidentalis

ausubo
balata tree

ausubos
plural of ausubo

autochory
Self-dispersal of seeds, the physical and often explosive discharge of seeds from the fruit.

autocompatibility
Compatibility of a flower with its own pollen - allowing self-pollination.
The property of being compatible with itself.

autogamies
plural of autogamy

autogamy
Self-fertilization, the fertilizing pollen being derived from the same blossom as the pistil acted upon.
Sologamy, marriage to oneself.

autograss
motor racing on natural surfaces such as grass or mud

auxinome
All the auxins present in a particular plant

auxinomes
plural of auxinome

ava
Alternative form of kava.

aveloz
A tree native to Africa that grows in semi-arid tropical climates (Euphorbia tirucalli)