GLOSSARY. 



337 



Palmatifid. Palmately cleft or divided. 



Panicle. A loose irregularly branched 

 inflorescence. 



Panicled, Paniculate. After the man- 

 ner of a panicle ; bearing a panicle. 



Papilionaceous.-- Butterfly-like ; applied 

 to the peculiar irregular flower com- 

 mon in the Leguminosae. 



Papillose, Papillate. Bearing minute 

 thick nipple-shaped or somewhat 

 elongated projections. 



Pappus. In Compositae, the hairs, 

 bristles or scales crowning the achene 

 and taking the place of a calyx. 



Papyraceous. Having the textnre of 

 paper. 



Parasitic. Growing upon and deriving 

 nourishment from another plant. 



Par ie ta I Relating to or situate upon the 

 walls of a cavity. 



Parted. Cleft nearly to the base. 



Partition. An inner wall or dissepi- 

 ment. 



Pectinate. Comb-like: cleft into nar- 

 row closely-set segments. 



Pedate. Palmately divided or parted 

 with the lateral divisions again 2- 

 cleft. 



Pedicel. Th footstalk or support of a 

 flower. 



Pedicellate. Borne on a pedicel. 



Peduncle. A general or primary flower- 

 stalk. 



Pedunculate. Furnished with a pe- 

 duncle . 



Peltate. Shield- shaped; flat and attached 

 to its support by its lower surface. 



Pendulous. Hanging nearly inverted 

 from its support ; of ovules, more or 

 less drooping, as distinct from sus- 

 pended. 



Penicillate. Resembling a brush of fine 

 hairs. 



Perennial. Persistent a series of years. 



Perfect. Of a flower, having both sta- 

 mens and pistil. 



Perfoliate.Ot leaves, connate about the 

 stem. 



Perianth. The calyx and corolla, when 



much alike and seeming like one 



floral circle. 

 Pericarp. The seed-vessel or ripened 



ovary. 



Persistent. Not falling off; of leaves, 



continuing through the winter. 

 Personate. Used of a labiate corolla 



with prominent palates closing the 



throat. 

 Petal. One of the parts of a choripetalous 



corolla. 

 Petaline. Relating to the inner segments 



of a perianth. 



Petaloid. Colored and resembling a 

 petal. 



Petiole. The footstalk of a leaf. 



Petioled, Petiolate. Having a petiole. 



Petiolule. The footstalk of a leaflet. 



Pilose. Hairy, usually with soft rather 

 remote hairs. 



Pinnate. Having its parts arranged in 

 pairs along a common rachis. 



P 'innately. In a pinnate manner. 



Pinnat ifid. Pinnately cleft into opposite 

 nearly equal segments. 



Pinnatisect. Pinnately divided down to 

 the midrib. 



Pistil. The female organ of a phaner- 

 ogam, consisting of the ovary with its 

 styles and stigmas. 



Pistillate. Having a pistil and no sta- 

 mens, as distinct from perfect or 

 staminate. 



Pitted. Marked with small depressions 



or pits. 

 Placenta. That part of the ovary or 



fruit which bears the ovules and seeds. 

 Plane. Having a flat surface. 

 Plicate. Folded into plaits, like a fan. 

 Plumose. Plume-like ; having fine hairs 



on each side like a feather. 



Pollen. The powdery or sometimes waxy 

 contents of the anther. 



Polliniferous. Bearing pollen. Used of 

 deformed or reduced anthers which 

 nevertheless yield pollen. 



Polymorphous. Of many forms ; variable 

 in form. r 



