seaweeds
plural of seaweed

sebil
A fountain, a small structure in a Muslim area where water is freely dispensed to members of the public.

sebils
plural of sebil

secundaxils
plural of secundaxil

securigera
Any leguminous flowering plant of the genus Securigera, known vernacularly alongside members of the genus Coronilla (from which this genus was separated) as crownvetches.

sedgeland
Land where sedge grows in abundance.

sedgelands
plural of sedgeland

sedoheptulose
A heptose ketose widely distributed in plants of the family Crassulaceae especially in the leaves of the sedum; it plays a part in the fixation of carbon dioxide by photosynthesis

sedoheptuloses
plural of sedoheptulose

sedum
Any of various succulent plants, of the genus Sedum, native to temperate zones; the stonecrop.

sedums
plural of sedum

seedcase
A pouch-like structure of a plant that encloses the seeds.

seedcases
plural of seedcase

seedcorn
Seed corn.
Financial assets set aside for the generation of future profits.

seedfall
The dispersal of seeds from a tree

seedline
A familial line of descent that can be traced to a certain seed.

seedlines
plural of seedline

seedling
A young plant grown from seed.
Any young plant, especially:
Any young plant, especially:

seedlings
plural of seedling

seednut
A nut that functions as a seed.

seednuts
plural of seednut

seepwillow
An American shrub Baccharis salicifolia

seepwillows
plural of seepwillow

seepwood
The plant Sarcobatus vermiculatus.

seirospore
One of several spores arranged in a chain, as in certain algae.

seirospores
plural of seirospore

selaginella
Any of a group of ferny plants of the genus Selaginella, spike moss.

selaginellas
plural of selaginella

selfer
Any autocompatible plant.

selfers
plural of selfer

selinene
Any of a group of closely related sesquiterpenes with molecular formula C₁₅H₂₄, isolated from various plant sources.

selinenes
plural of selinene

selliera
Any plant of the genus Selliera typically present in salt marshes

sellieras
plural of selliera

semaphyll
A sepal or similar structure which has become modified to attract pollinators

semidwarf
A plant that grows to a lesser height than usual for its kind, but taller than a dwarf variety.

semidwarfs
plural of semidwarf

semiepiphyte
A plant that can be an epiphyte (live on the surface of the other plant), or live independently.

semiepiphytes
plural of semiepiphyte

semievergreens
plural of semievergreen

semifloret
A floret, or floscule, with its corolla lengthened into a strap-shaped petal.

semiflorets
plural of semifloret

semifloscule
Synonym of semifloret.

semifloscules
plural of semifloscule

seminification
propagation from seed

semisavoy
A hybrid variety of spinach with slightly crinkled leaves.

semishrub
A low-growing shrub; a subshrub.

semishrubs
plural of semishrub

sempervive
A succulent plant, the houseleek.

sempervives
plural of sempervive

senegalia
Any leguminous plant of the genus Senegalia, closely related to acacias, found across the Southern Hemisphere.

senegalias
plural of senegalia

senegin
A saponin extracted from the rootstock of Polygala senega (Seneca root),

sengon
A tall tree, Paraserianthes falcataria, native to the Moluccas, New Guinea, and the Solomons, but widely cultivated elsewhere for its timber.

sengons
plural of sengon

sengreen
The houseleek (Sempervivum tectorum), a common plant of Europe.

sengreens
plural of sengreen

sensemilla
Alternative form of sinsemilla.

sensemillas
plural of sensemilla

sensi
Clipping of sensimilla.

sensie
Alternative spelling of sensi.

sensimilla
Alternative spelling of sinsemilla.

senvies
plural of senvy

senvy
The mustard plant or its seed.

sequestrene
A plant tonic containing sequestered iron and trace elements

seringa
A rubber tree (Hevea brasiliensis).

seringas
plural of seringa

sermountain
A plant of the genus Laserpitium.

serotiny
seed dispersal as a result of an ecological trigger, typically fire
The quality of being serotinous, requiring the heat of a wildfire to open.

serpent cucumber
A long-fruited variety of the muskmelon.

serpent cucumbers
plural of serpent cucumber

serpent gourd
Synonym of snake gourd.

serpent gourds
plural of serpent gourd

serpent radish
The rat-tail radish.

serpent radishes
plural of serpent radish

serpentaria
The fibrous aromatic root of the Virginia snakeroot (Aristolochia serpentaria).

serpentinophyte
Any plant that grows on serpentine rocks

serpentinophytes
plural of serpentinophyte

serpentwood
A tree of species Rauwolfia serpentina or its extracts, an important ingredient in Indian traditional medicine.

serradilla
A common flowering plant in the pea family Fabaceae, native to grasslands in temperate Eurasia and North Africa.

seseli
Any plant of the genus Seseli.

seselis
plural of seseli

seta
A bristle or hair.
The stalk of a moss sporangium, or occasionally in a liverwort.

setae
plural of seta

setaphyte
Any of the plants of the clade Setaphyta.

setas
plural of seta

setim
Alternative form of shittim.

setwall
The plant valerian.

sewali
Night jasmine (Nyctanthes arbor-tristis).

sexine
The outer part of the exine, the outer covering of a pollen grain

sexines
plural of sexine

sexto
A book consisting of sheets each of which is folded into six leaves.

sextos
plural of sexto

shabono
A communal hut built by the Yanomamo, traditionally of thatched palm leaves and wood and divided into areas for different family units.

shabonos
plural of shabono

shadberries
plural of shadberry

shadberry
Synonym of shadbush (“plant in the genus Amelanchier”).
The berry that grows on this plant.

shadbush
Any plant in the genus Amelanchier.

shadbushes
plural of shadbush

shadflower
Any plant of species Draba verna (common whitlowgrass), in the cabbage family .

shadflowers
plural of shadflower

shagbark
A North-American hickory (Carya ovata) that has shaggy bark in mature trees; shagbark hickory
A West Indian leguminous tree, Pithecellobium micradenium.

shagbarks
plural of shagbark

shahtoot
A type of Asian mulberry tree, Morus macroura.
The elongated fruit of this tree.

shahtoots
plural of shahtoot

shajra
a family tree
A detailed map showing the locations of khasras in an area.

shajras
plural of shajra

shalabhanjika
Alternative form of salabhanjika.

shalabhanjikas
plural of shalabhanjika

shamboo
Artificial bamboo.

shamboos
plural of shamboo

shapono
Alternative spelling of shabono.

shaponos
plural of shapono

sharewort
A plant (Tripolium pannonicum subsp. tripolium) native to Eurasia and Africa.

shatavari
A species of asparagus, Asparagus racemosus, found throughout the Indian Subcontinent and used as a traditional herbal medicine.

shavegrass
A plant, the scouring rush.

sheaf
A quantity of the stalks and ears of wheat, rye, or other grain, bound together; a bundle of grain or straw.
Any collection of things bound together.
A bundle of arrows sufficient to fill a quiver, or the allowance of each archer.
A quantity of arrows, usually twenty-four.
A sheave.
An abstract construct in topology that associates data to the open sets of a topological space (i.e. a presheaf) in such a way so as to make the local and global data compatible, generalizing the situation of functions, fiber bundles, manifold structure, etc. on a topological space. Formally, a presheaf ℱ whose sections are, in a technical sense, uniquely determined by their restrictions onto smaller sets: that is, given an open cover U_i of U:
An abstract construct in topology that associates data to the open sets of a topological space (i.e. a presheaf) in such a way so as to make the local and global data compatible, generalizing the situation of functions, fiber bundles, manifold structure, etc. on a topological space. Formally, a presheaf ℱ whose sections are, in a technical sense, uniquely determined by their restrictions onto smaller sets: that is, given an open cover U_i of U:

sheafed
simple past and past participle of sheaf

sheafs
plural of sheaf