sheaves
plural of sheave
plural of sheaf

sheepberries
plural of sheepberry

sheepberry
The plant Viburnum lentago, native to the northeastern and midwestern United States and southern Canada.
Its edible fruit.

sheepbush
Pentzia incana, a shrub native to South Africa and introduced to Australia.

sheesham
Alternative form of shisham.

shevri
Sesbania sesban, the Egyptian riverhemp.

shikimi
The tree Illicium anisatum.

shining firmoss
Any of species Huperzia lucidula of firmoss.

shirakashi
The Asian tree Quercus myrsinifolia.

shirataki
Thin, translucent, gelatinous traditional Japanese noodles made from the Asian plant konjac.

shisham
Wood of the tree Dalbergia sissoo.

shittah
A tree said in the Bible to have furnished the precious wood of which the ark, tables, altars, boards, etc., of the Jewish tabernacle were made; now believed to have been red acacia, of species Vachellia seyal (formerly Acacia seyal).
Wood of this tree.

shittim
plural of shittah

shochikubai
A combination of pine, bamboo, and plum blossoms, especially associated with the New Year in Japan.

shootling
A small or young shoot (plant); sproutling

shootlings
plural of shootling

shoresh
A Semitic root

shovelomics
The analysis of plant root architecture after digging a trench to expose them

shrog
Alternative spelling of scrog.

shrogs
plural of shrog

shrublet
A little shrub.

shrublets
plural of shrublet

shrubling
A small shrub; a shrublet.

shrublings
plural of shrubling

sicklewort
A plant of the genus Coronilla (especially, Coronilla scorpioides), with curved pods.
Heal-all (Prunella vulgaris).

sigillaria
Any of the genus Sigillaria of fossil trees principally found in the coal formation, with seal-like leaf scars in vertical rows on the surface.

sigillarias
plural of sigillaria

sigillarid
Any of an extinct family of cryptogamous trees, especially of the genus Sigillaria, and similar species.

sigillarids
plural of sigillarid

sigrim
Alternative form of sengreen.

silgreen
Alternative form of sengreen.

silicoflagellate
Any of many unicellular heterokont marine algae, of the order Dictyochales, that have a silica skeleton

silicoflagellates
plural of silicoflagellate

silktassel
Any of the plants in the family Garryaceae: evergreen shrubs or small trees with opposite, simple leaves.

silktassels
plural of silktassel

silkweed
Any plant of the genus Asclepias whose seed vessels contain a long, silky down; milkweed.

silkweeds
plural of silkweed

silkyscale
A grass of the genus Anthaenantia, native to the Americas.

silkyscales
plural of silkyscale

sillgreen
Alternative form of sengreen.

silphia
plural of silphium

silphium
A plant, thought to be extinct, used in Ancient Greece and Ancient Rome in cooking and as a contraceptive.

silphiums
plural of silphium

siltite
Synonym of siltstone.

siltstone
A sedimentary rock whose composition is intermediate in grain size between the coarser sandstone and the finer mudstone.

siltstones
plural of siltstone

silverbeet
The vegetable Beta vulgaris cicla; chard.

silverbell
Any tree of the genus Halesia.

silverbells
plural of silverbell

silverberries
plural of silverberry

silverberry
A plant in the genus Elaeagnus, of about 50-70 species of deciduous or evergreen shrubs or small trees with alternate leaves, primarily native to temperate and subtropical regions of Asia.
The fruit of such a plant.

silvergrass
A grass, Miscanthus sinensis, that has silvery plumes
Any of various annual or perennial grasses of the family Poaceae, including Aristida contorta (mulga grass) and the introduced European Vulpia bromoides.

silvergrasses
plural of silvergrass

silverhead
The plant Blutaparon vermiculare.

simarouba
Any plant of the genus Simarouba.

simaroubas
plural of simarouba

simgreen
Alternative form of sengreen.

sinalbin
A glucosinolate found in the seeds of white mustard and in many wild plant species

sinalbins
plural of sinalbin

sinamay
fabric made from banana plant fibers

sinamays
plural of sinamay

sindoc
Alternative form of sintoc.

singhara
The water caltrop.

singreen
Alternative form of sengreen.

sinningia
Any plant of the genus Sinningia.

sinningias
plural of sinningia

sinsemilla
A form of cannabis where only the female is allowed to blossom. Without pollen from the male plant, the female blossoms produce no seeds, forming large panicled flowers.

sinsemillas
plural of sinsemilla

sintoc
A tree from the East Indies, Cinnamomum sintoc.
A spice from the bark of this tree

sirih
A vining plant of Sumatra, whose leaves may be chewed with betel nuts or used medicinally to shrink the vagina after childbirth.

siris
Any tree of the genus Albizia.

sirisa
Alternative form of siris (“type of tree”).

sirisas
plural of sirisa

sirissa
Alternative form of siris (“type of tree”).

sirissas
plural of sirissa

sirris
Alternative form of siris (“type of tree”).

sisymbrium
Any plant of the genus Sisymbrium.

sisymbriums
plural of sisymbrium

sisyrinchium
Any plant of the genus Sisyrinchium.

sisyrinchiums
plural of sisyrinchium

skiophyte
Alternative form of sciophyte.

skiophytes
plural of skiophyte

skokeberries
plural of skokeberry

skokeberry
A pokeberry or pokeweed plant (Phytolacca americana) or its dark red or purple fruit.

slatko
In the countries of former Yugoslavia, a ceremonial offering to guests of fruit preserve (usually wild strawberry, blueberry, plum or cherry) or rose petals.

sloke
laver (type of seaweed)

smicronychine
Any flower weevil in the tribe Smicronychini.

smicronychines
plural of smicronychine

smoothcap
Any of various mosses of the genus Atrichum.

smoothcaps
plural of smoothcap

smotherweed
Any plant of the genus Bassia.

smutgrass
A grass, Sporobolus indicus, native to the West Indies and also common in the Southern United States.

smutgrasses
plural of smutgrass

snakemouth
The orchid Pogonia ophioglossoides.

snakemouths
plural of snakemouth

snapdragon
Any plant of the genus Antirrhinum, with showy yellow, white or red flowers.
A game in which raisins are snatched from a vessel containing burning brandy, and eaten; the substance snatched and eaten during the playing of the game; the vessel used for the game.

sneezeweed
A plant of the genus Helenium, especially Helenium autumnale.
A plant of the genus Centipeda; either of the species Centipeda cunninghami or Centipeda minima, which induce sneezing and are known as a folk remedy for colds and allergic reactions.
Synonym of sneezewort (Achillea ptarmica).

snottygobble
A plant of the genus Persoonia.

snottygobbles
plural of snottygobble

snoutbean
Any of various plants in the genus Rhynchosia.

snoutbeans
plural of snoutbean

soapbark
The bark of the evergreen tree, Quillaja saponaria, which when pulverised forms a lather with water.
The tree Quillaja saponaria.

soapbarks
plural of soapbark

soapberry
Any woody plant of the Sapindaceae family, found chiefly in tropical climates, most commonly the genus Sapindus.
The fruit of such a plant, especially of the tree Sapindus saponaria.

soapbloom
Any of several plants of the genus Ceanothus, known for producing saponins.

soapblooms
plural of soapbloom

soaproot
Any of several plants whose roots were formerly used as a substitute for soap.
Any of several plants whose roots were formerly used as a substitute for soap.

soaproots
plural of soaproot

soapweed
Any of several species of flowering plant in the genus Yucca, especially Yucca elata.

soapweeds
plural of soapweed

soapwort
Any perennial herb of the genus Saponaria.

soapworts
plural of soapwort

sochan
The cutleaf coneflower (Rudbeckia laciniata)

socketwood
Any of various plants of the genus Daphnandra, native to Australia.

softwood
The wood from any gymnosperm, without regard to its softness.
Wood of this kind, but limited to those that are commercial timbers.
The tree or tree species that yields this wood.
Any commercial timber.

softwoods
plural of softwood