238 THE STORY OF PLANT LIFE 
Standard.—The upper posterior petal, unpaired in the Papilio- 
nacez. 
Stellate.—Star-like, radiating from acentre. 
Stem, or shoot, aérial or underground. 
Stigma.—The portion of the pistil, usually uppermost, upon which 
pollen is deposited. 
Stipitate.—Stalked. 
Stipule.—Paired leaf-like appendages at the base of the leaves or 
leaf-stalk. 
Stole.—A loose trailing stem, with buds, which take root at 
intervals. 
Stoloniferous.—Bearing stolons. 
Stone.—A hard part of a fruit. 
Style.—That part of the pistil between the ovary and the stigma. 
Subcordate.—Nearly heart-shaped. 
Suberect.— Nearly erect. 
Subulate.—Awl-shaped. 
Succulent.—Juicy, not dry. 
Sucker.—A shoot which springs from an underground stem, 
Sulcate.—Furrowed. 
Superior.—Above, as of an ovary when free from the calyx. 
Suture.—A line of junction between two organs that dehisce. 
Sympodial.—A type of cymose inflorescence. 
Sympodium.—The type of branching where the lateral branches 
overtop the main axis as in a cymose inflorescence. 
Syncarpous.—When the carpels are united to form a fruit. 
Tendril.—A thread-like, twisted organ, assisting plants in climbing, 
as in vetches. 
Tense.—Not turgid or swollen. 
Terete.—Nearly round transversely. 
Ternate.—lIn threes, two lateral, one terminal, of leaflets. 
Testa.—An integument, the outer coat of a seed. 
Thalamus.—The receptacle of a flower. 
Tomentose.—Felted. 
Torus.—The receptacle of a flower. 
Trifid.—Divided halfway into three. 
Trifoliate.—With the leaflets in threes. 
Trilobed.—With three lobes or divisions. 
Trimorphic.—Having three forms cf flower. 
Triquetrous.—With three angles. 
