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GLOSSABY. 



Pome. A. fleshy fruit, like the apple, 



enclosing several parchment- like or 



bony carpels. 

 Posterior. In an axillary flower, the side 



toward the axis and away from the 



bract. 

 Prickle. A. small spine, an outgrowth of 



the bark or cuticle. 

 Prismatic. Elongated, truncate at both 



ends, with angular circumscription. 

 Process. Any projecting appendage ; in 



mosses, the inner teeth or cilia of the 



peristome. 



Procumbent. Lying upon the ground. 

 Prod uced. Extended or prolonged, 

 Proliferous. Producing offshoots. 

 Prostrate, Lying flat on the ground. 

 Prui nose. Covered with a minute bloom 



or powder. 



Puberulent.Very minutely pubescent. 

 Pubescence. A short soft hairiness, or, 



more generally, any kind of hairy or 



woolly indument. 

 Pubescent. Covered with hairs, usually 



short and soft. 

 Pulverulent. Dusty, as if covered with a 



minute powder. 



Punctate.- -Dotted with minute depres- 

 sions, or with translucent internal 



glands or colored dots. 

 Puncticulate.Very minutely punctate. 

 Pungent. Terminating in a rigid and 



stout sharp point or prickle. 

 Putamen. The bony or crustaceous shell 



inclosing the seed of a drupe. 

 Pyramidal. Shaped like a pyramid; 



narrowing to an apex from an angular 

 base. 



Pyriform. Pear-shaped. 

 Raceme. A form of inflorescence with 

 pedicellate flowers upon a simple 

 prolonged axis, the flowers developing 

 from below upward. 

 Racemose. Tn racemes, or resembling a 



raceme. 

 Radiate. Diverging from a common 



center ; bearing ray flowers. 

 Radical. Belonging to or proceeding 

 from the root, or from the base of the 

 stem. 



Radicle. That part of the embryo below 

 the cotyledons, its stem-portion and 

 the primal internode, developing the 

 root from its lower extremity. 



Ray. One of the radiating branches of 

 an umbel ; the marginal flowers, as 

 distinct from those of the disk, in 

 Compositse, Umbelliferse, etc . 



Receptacle. A more or less expanded or 

 produced surface forming a common 

 support for a cluster of organs (in a 

 flower) or a cluster of flowers (in a 

 head), etc. 



Reclinate. Reclining. With an erect or 

 ascending base, the upper part 

 recurved and trailing. 



Rectangular. Of an oblong right-angled 

 figure. 



Recurved. Curved backward or down- 

 ward. 



Regular. Symmetrical in form ; uniform 

 in shape or structure. 



Reniform. Kidney-shaped: deeply cor- 

 date with the breadth exceeding the 

 length. 



Repand. With the margin slightly sin- 

 uate or wavy. 



Reticulated. With markings or veinings 

 resembling network. 



Retrorse. Turned backward or down- 

 ward. 



Refuse. With a shallow or obscure notch 

 at the rounded apex. 



Revolute. With the margins or apex 

 rolled backward. 



Rhachis. The axis of a spike or of a 

 compound leaf or frond. 



Rhizomatous. Producing rhizomes or of 

 the character of a rhizome. 



Rhizome, or Rootstock. A somewhat hor- 

 izontal underground rooting stem, 

 producing a stem, leaves or flower- 

 stalk at its apex or nodes. 



Rhombic. Obliquely four-sided. 



Rhomboidal Somewhat rhombic in out- 

 line. 



| Rib. A. principal and prominent nerve 



of a leaf. 

 ! Ribbed. Furnished with prominent 



