GLOSSARY OF BOTANICAL TERMS 



PALMATE. Diverging radiately like the fingers. 



PANICLE. A compound flower-cluster of the racemose type. 



PANICULATE. Borne in or resembling a panicle. 



PAPILIONACEOUS. Term applied to the irregular flowers of the Pea Family. 



PAPPUS. Down, as that on the seeds of some plants. 



PARASITIC. Growing upon other plants and absorbing their juices. 



PEDICEL. The stem of a flower in a flower cluster. 



PEDUNCLE. Stem of a flower, or of a flower cluster. 



PERFECT. Flowers with both stamens and pistils. 



PERIANTH. The floral envelopes, sepals and petals, considered collec- 

 tively. 



PERICARP. The walls of the ripened ovary, the part of the fruit that en- 

 closes the seeds. 



PERIGYNOUS. Borne on the perianth, around the ovary. 



PERSISTENT. Organs remaining attached to those bearing them, after the 

 growing period. 



PETAL. One of the leaves of the corolla. 



PETALOID. Similar to petals. 



PETIOLE. The stem of the leaf. 



PINNA, //. PINN/E. A primary division of a pinnately compound leaf. 



PINNATE. Leaves divided into leaflets or segments on each side of a com- 

 mon axis. 



PISTIL. The seed-bearing organ of the flower, consisting of the ovary, 

 stigma, and style when present. 



PISTILLATE. With pistils, usually in the sense of without stamens. 



PLICATE. Folded into plaits like a fan. 



POD. Any dry and dehiscent fruit. 



POLLEN. The fertilizing grains contained in the anther. 



POLYGAMOUS. Applied to plants which produce staminate, pistillate and 

 perfect flowers all on the same plant. 



POME. The fleshy fruit of the Apple Family. 



PRICKLE. A slender sharp outgrowth from the bark of a plant, 



PROCUMBENT. Trailing or lying on the ground. 



PUBESCENT. Downy, covered with soft hairs. 



PUNCTATE. With translucent dots or pits. 



PYRIFORM. Pear-shaped. 



RACEME. A simple inflorescence of pedicelled flowers upon a common, 

 more or less elongated axis. 



RACEMOSE. Resembling a raceme. 



RACHIS. The axis of a compound leaf or of a spike or raceme. 



RADIANT. With the marginal flowers enlarged. 



RECEPTACLE. The end of the flower stalk bearing the floral organs. 



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