30 



A FLORA OP MANILA 



Olivaceous; dark dull green. 



Operculum; a lid. 



Opposite; leaves and branches when on. op- 

 posite sides of the stem from each other, 

 one part before another as a stamen in 

 front of a petal. 



Orbicular; circular in outline. 



Organ; any definite part of a plant, as a leaf, 

 a petal, etc. 



Outer; exterior. 



Oval; broadly elliptic. 



Ovary; that part of the pistil containing the 

 ovules. 



Ovate; like a longitudinal section of an egg, 

 with the broader end downward. 



Ovoid; a solid body ovate in outline. 



Ovule; the body whi(^ is destined to become a 

 seed. 



Palea; chaff; the inner scale of grass flowers; 

 the chflflf or bracts on, the receptacle of 

 many Compositae; the scales on the stipes 

 of many ferns. 



Paleaceous; furnished with chaff. 



Palmate; when leaflets or the divisions of a 

 leaf all spread from the apex, of the petiole 

 like the hand with the outspread fingers. 



Palmately; in a palmate manner. 



Panicle; an open and branched inflorescence. 



Panicled, or Paniculate; arranged in panicles, 

 or like a panicle. 



Papery; with the texture of paper. 



Papilionaceous; butterfly-shaped, applied to 

 such corollas as those of the beans. 



Papillate; covered with small protuberances. 



Pappus; the tuft of hairs on some seeds and 

 fruits, or in the Compositae any append- 

 ages on the apex of the achene. 



Parallel-veined or -nerved; leaves in wliich the 

 nerves all run in straight lines either from 

 base to apex or from the midrib to the 

 margin. 



Parasitio; taking nourishment from another 

 plant or animal. 



Parietal; attached to tlie walls of the ovary or 

 fruit. 



Parted; deeply cleft, the clefts not extending 

 quite to the base. 



Pectinate; divided into narrow and close divi- 

 sion, like the teeth of a comb. 



Pedate; same as palmate; but the lateral divi- 

 sions 2-c1cft. 



Pedicel; the stalk of. a single flower. 



Pedicellate, or Pedlcelled; borne on a pedicel. 



Peduncle; a flower-stalk, whether of a single 

 flower or of a flower-cluster, 



Peduncled, or Pedunculate; furnished with a 

 peduncle. 



Pellucid; wholly or partly transparent. 

 .Peltate; a shield-shaped leaf, whatever its 

 shape, when the petiole is attached to the 

 lower side, somewhere withm Ihe margin. 



Pendulous; somewhat hanging or drooping. . 



Penta-; *ivo, in words of Greek derivation, such 

 HS "[-fiitaincrous," with Us parts in fives, 

 etc. 



Perennial; lasting: from year to year. 

 Perfect; floV-'rs having both stamens and pis- 

 tils. 

 Perianth; the calyx and corolla collectively. 

 Pericarp; the walls of the fruit. 

 Periflynous; the petals and stamens borne on 



the calyx. 

 ^Persistent; remaining beyond the period wlien 



such parts commonly fall. 

 Petal ; a single part of a corolla. 

 Petaloid; petal-like, resembling or colored like 



petals. 

 Petiole; the stalk of a leaf. 

 Petiole or Pietiolate; furnished with a petiole. 

 Petlolulate; said of a leaflet when raised on its 



own stalk. 

 Petiolule; the stalk of a leaflet. 

 Phalanges; bundles of stamens in certain 



flowers. 

 Phanerogamous; plants bearing flowers and 



producing seeds. 

 Phylloclade; a branchlet, assuming the form 



and function of a leaf. 

 Pilose; hairy, clothed with soft slender hairs. 

 Pinna; a primary division of a bipinnate or tri- 



pinnate leaf (plural pinnae). 

 Pinnate; a compound leaf in which the leaflets 



arc arranged along the sides of a common 



petiole. 

 Pinnule; a secondary division of a bipinnate or 



tripinnate leaf. 

 Pistil; the female organ of the flower, consist- 

 ing of the ovary, the enclosed ovules, the 



stigma, and usually also the style. 

 Pistillate; having a pistil. 

 Placenta; the part of'the ovary to which the 



ovules are attached. 

 *Plur- Pluri; a prefix meaning several or many 



in Latin words, such as plurifoliate, with 



many leaves. 

 Pod; especially the fruit of the Leguminoaae, 



a dry, usually dehiscent, few- to many- 

 seeded fruit of a single simple carpel. 

 Pollen; the powder contained in the anther. ' 

 Polysamous; having some perfect and some 



unisexual flowers. 

 Polymorphous; of several or varying forms. 

 Polypetalous; when the petals are distinct or 



separate. 

 Posterior; the side toward the main axis. 

 Prickly; bearing small sharp projections as in 



the rose. 

 Procumbent; trailing on the ground. 

 Produced; extended or projecting. 

 Prominent; standing o\jt beyond some other 



part. 

 Prostrate; lying flat on the ground. 

 Puberulent; covered with: fhie and short or 



almost imperceptible hairs. 

 Pubescent; hairy or downy, especially with fine 



and tioft hairs or pubescence. 

 Pulvlnate; cushion-shaped. 

 Punctate; marked with small dots or glands. 

 Pyramidal; shaped like a pyramid. 

 Pyrene; a seed-like nutlet or stone of a small 



ilrupp. 

 Pyriform; puar-yliapcd. 



