GLOSSARY 



Plumy Featl 



Pod \ drj fniil made up ol one carpel and splitting along two sides 



Pollen The minute grains Found in the anther 



Puberulcnt With very short hairs 



Pubescent Willi hai 



Raceme A more or less elongated axis bearing Rowers with about equal pedicels 



Ray One of the marginal flowers in the Asfo 



Receptacle The end of a flower -talk or axis bearing the floral orpans; in the Asteraceae 



bearing fli »\n 

 Recurved Benl hark 



Regular Having the men each part alike in size and shape 



Reniform Kidney-shaped 

 Resinous Bearing resin 



Retrorse Turned downward or backward 

 Rhombic In outline like a rhombus; obliquely four-sided 

 Rootstock An underground stem 

 Rotate Flat and circular in outline; wheel-shaped 

 Rush-like Resembling a rush 



Salverform Having a slender tube, abruptly expanded into a flat limb 



Samara A winged fruit 



Scabrous Rough 



Scale A minute or much reduced leaf 



Scape A leafless or nearly leafless stalk bearing a flower or a cluster of flowers and arising 



from the underground portion of a plant 

 Scurfy With small bran-like scales on the epidermis 



Segment One of the parts of a leaf or similar organ that is cleft or divided 

 Sepal One of the outer set of flower leaves, usually green 

 Serrate With teeth projecting forward 

 Serrulate Finely serrate 

 Sessile \\ ithout a stalk or pedicel 



Sheath The part of a leaf or leaf base which clasps or encloses the stem 

 Sheathing A term applied to the manner in which the base of a leaf wraps the stem 

 Shrub A woody plant; smaller than a tree 

 Simple Of one piece, not compound 

 Sinuate With strongly wavy margins 

 Spadix A fleshy axis bearing sessile flowers 

 Spathe A leaf-like structure standing below an inflorescence 

 Spatulate Spoon-shaped, shaped like a spatula 

 Spike An axis bearing sessile (lowers 



Spikelet A small few-tlowered spike, the flower cluster of grasses and sedges 

 Spine A sharp, woody or rigid outgrowth from the stem 

 Spiny Provided with spines 



Spur A hollow projection from the sepal or petal of a flower 

 Stamen The organ of a flower which bears the pollen 

 Staminate With stamens but without pistils 

 Staminoids A sterile stamen 



Standard The large upper petal of the flower of the Pea Family 

 Stigma The top of the pistil to which pollen grains become attached 

 Stipule Outgrowths of, or appendages to, the base of a petiole 

 Strap-shaped Long and narrow in outline 



Style The narrowed or pointed part of the pistil, bearing on its top the stigma 

 Stylopodium \ disk-like expansion at the base of the style, as in the Apiaceae 

 Submerged Under water 

 Subtend To stand below on the axis 

 Superior Applied to an organ situated above another one 



