GLOSSARY OR DICTIONARY OF BOTANICAL TERMS. 



53 



Monopetalous, with petals more or less 

 united, Fig. 56, p. 32. 



Monosepalous, with sepals more or less unit- 

 ed, Fig. 53, p. 31. 



Mucronate, armed with a small sharp 

 point. 



Multilocular, many-celled. 



Naked, destitute of both calyx and corolla, 



p. 32. 



Nerves (of leaves), p. 17. 

 Net-veined leaves, common to exogenous 



plants, p. 18. 

 Node (or joint), that part of the stem from 



which a leaf or leaves spring, p. 9. 

 Numerical arrangement (flower), Figs. 64- 



66, p. 35. 

 Nut, a dry indehiscent fruit having a 



woody or bony shell, p. 42. 



Ochroleucous, yellowish-white. 



Order (of plants), p. 47. 



Ovary, the organ which contains the ovules, 



Figs. 62, 75, p. 33. 

 Ovule, the rudimentary seed, Figs. 75, 77, 



78, p. 33. 



Palmately compound, p. 20. 



Palmately veined, Fig. 18, p. 19. 



Panicle, a compound raceme, p. 26. 



Pappus, a tuft of bristles or hairs crowning 

 the achenia of the Composite, Fig. 82, 

 p. 41. 



Parallel-reined leaves, common to endo- 

 genous plants, p. 18. 



Parietal (placentae), attached to the walls 

 of the ovary. 



Parted, deeply cut, p. 20. 



Pedately veined, p. 19. 



Pedicel, a secondary peduncle. 



Peduncle, a branch terminated by a flower, 

 p. 25. 



Pentagynous, with five pistils or styles. 



Pentandrous, with five stamens. 



Pepo, the fruit of the gourd family, p. 41. 



Perennial, a plant which lives several or 

 many years, p. 9. 



Perfect (flower), having both kinds of es- 

 sential organs, p 37. 



Perfoliate, a leaf which appears to be per- 

 forated by the stem, p. 23. 



Perianth, the floral envelopes. 



Pericarp, the matured ovary, or seed-ves- 

 sel, p. 40. 

 Perigynous, petals and stamens inserted 



upon the calyx, Figs. 69, 70, p. 37. 

 Petaloid, like a petal or petals, as a peta- 



loid calyx. 

 Petals, the separate leaflets of the corolla, 



p. 31. 

 Petiole (or footstalk), the stem of a leaf, p. 



17. 



Pilose, hairy. 

 Pinna, primary branches of a bipinnate 



or tripinnate leaf, p. 21. 

 Pinnately compound, p. 20. 

 Pinnately (or feather) veined. Fig. 26, p. 



18. 



Pinnules, secondary branches of a bipin- 

 nate or tripinnate leaf, p. 21. 

 Pistil, the organ which is fertilized and 



bears the seeds, Fig. 62, p. 33. 

 Pistillate (flower), one with pistils, but 



without stamens, Fig. 47, p. 36. 

 Pitcher, p. 22. 

 Pith, the central mass of cellular tissue of 



exogenous stems, Figs. 20, 21, p. 13. 

 Plicate, plaited. 

 Plumose, feathery. 



Plumule, the rudimentary bud of the em- 

 bryo, p. 45. 

 Pollen, the fertilizing element, Fig. 76, 



pp. 32, 38. 



Pollen-tube, Figs. 75, 78, p. 38. 

 Polyadelphous (stamens), united by their 



filaments into several sets, p. 33. 

 Polygamous (plants), having staminate, 



pistillate, and perfect flowers on the 



same individual, p. 36. 

 Polypetcdous, with petals distinct, Fig. 55, 



p. 32. 

 Polysepalous, with sepals distinct, Fig. 52, 



p. 31. 

 Pome, the apple, pear, and similar fruits, 



p. 41. 



Prickles, sharp elevations of the bark. 

 Primary roots, p. 5. 

 Prostrate stem, one which lies flat on the 



ground. 



Pubescent, hairy or downy with soft hairs. 

 Punctate, dotted. 



Pnt<nnen, the stone of stone-fruits. 

 Pyxis, a pod which opens transversely, Fig. 



92, p. 44. 



