APPENDIX. 339 
Polymorphic Passing through many forms or stages. 
Proterogynous. When the stigma matures earlier than the anthers of the same 
flower. 
Puberulous. Minutely pubescent. 
Pubescence. Short soft downy hairs. 
Pungent. Terminating in a stiff sharp point like a prickle. 
Pyriform. Pear-shaped. 
Quadrifarious. Arranged in four vertical ranks. 
Quinquefoliolate. Having five leaflets. 
Raceme. An inflorescence in which the flowers are borne on pedicels along a 
single undivided axis. 
Radicle. The base of the future root of the embryo. 
Rhachis. ‘he axis of an inflorescence or of a compound leaf. 
Rhomboid. Resembling a rhombus in shape. 
Reniform. Widney-shaped. 
Reticulate. esembling a network. 
Retuse. Waving a shallow notch at a rounded apex. 
Samara. An indehiscent winged fruit. 
Sarcocarp. The succulent or fleshy part of a stone fruit. 
Scabrid. Slightly rough to the touch. 
Scandent. Climbing. 
Scavious. Membranous, thin, dry, or shrivelled; not green. 
Sepal. A leaf or segment of a calyx. 
Serrate. With regular-pointed teeth like a saw. 
Serrulate. With very small fine teeth. 
Sessile. Inserted on the stem without a stalk of any kind. 
Simple. Consisting of a single piece. 
Spathulate. Oblong, with the lower part narrow and tapering, resembling in 
shape a chemist’s spatula. 
Species. An assemblage of individual plants bearing a sufficient resemblance to 
each other to warrant the conclusion of their descent from a common 
ancestor. 
Spinulose. Furnished with diminutive spines. 
Stamen. The anther with its filament, or the anther alone when sessile. 
Staminodium. An abortive stamen. 
Standard. The upper petal of a papilionaceous corolla. 
Stellate. Arranged like the rays or points of a star. 
Stigma. That part of the carpel which receives the pollen for the fertilisation 
of the ovules; it is usually situate at the top of the style. 
Stigmatiferous. Bearing stigmatic cells. 
Stipitate. Borne on a special stipe or stalk. 
Stipule. A leaf or scale-like appendage at the base of the leaf-stalk or at the 
node of the stem. 
Strict. Very straight, narrow and upright, or close. 
Style. That portion of a pistil or carpel between the ovary and the stigma. 
Squarrose. Rough, with spreading or projecting points. 
Subulate. Awl-shaped. 
