428 



GLOSSARY. 



Pomology. A treatise on or the subject 



of fruits considered as esculent. 

 Porose (-osiis), Porous. Pierced with 



small holes or pores. 

 Posterior. In an axillary flower is the 

 side next the axis of inflorescence; 

 160. 



Posticous (-us). On the posterior side, 

 which in a flower is that next the axis 

 of inflorescence : an adnate anther is 

 posticous when on the outer side of 

 the filament, i. e. when it faces the 

 petals; 253. 

 Pouch. See Silicic. 



Prcecox. Appearing or developing early. 

 Prceftoration. Same as ^Estivation; 132. 

 Prcefoliation. Same as Vernation ; 132. 

 Prcemorse (-orsus). With end as it were 



bitten off. 



Prasinus. Grass green. 

 Pratensis. Growing in meadows. 

 Prickly. Armed with Prickles (56), 

 which are outgrowths of the bark or 

 rind. 



Primine. Outer coat of the ovule ; 277. 



Primordial (-ialis). The first in order 



of appearance. Primordial leaves are 



those of the plumule. 



Prismatic (-icus). Prism-shaped, with 



flat faces separated by angles. 

 Procerus. Very tall. 

 Process (Processus). Any projecting 



appendage. 

 Procumbent (-ens). Lying along the 



ground; 53. 

 Productus. Produced, i. e. extended or 



prolonged into. 

 Pro-embryo, 284. 

 Proles. Progeny; sometimes used for 



race; 320. 



Proliferous (Prdlifer, Proliferus). Bear- 

 ing progeny, in the way of offshoots. 

 Proliferation or 



Prolification is usually taken as the 



production by one organ of something 



different, such as the development of 



buds and plantlets on leaves, of leafy 



shoots in place of flowers, &c. ; 73. 



Proligerous (-us). Same as Proliferous. 



Prone (Pronus). Lying flat, especially 



face downward. 



Propdculum, Propdgulum. Name of a 

 shoot, such as a runner or sucker which 

 may serve for propagation. 

 Propagines. Same as Bulblets. 

 Prophylla. Primary leaves, as the first 



leaves of a branch or axis. 

 Prosenchyma. Plant-tissue consisting of 

 lengthened, tubular, or fusiform cells. 



Prostrate (-atus). Lying quite flat on 



the ground ; 53. 

 Protos. Greek for first; used in various 



compounds, such as 

 Protandrous, Protandry. See Proter- 



androus. 



Proterdndrous, also Protandrous, Pro- 



terandry. When the anthers of a 



flower are in anthesis earlier than the 



stigma; 219, 220. 



Proteranthous (-us). Where flowering 



precedes leafing. 



Proteroyynous, Proterogyny, or Pro- 

 togynous, Protoyyny. When the 

 stigma is ready for its functions ear- 

 lier than the anthers of the same 

 blossom; 219. 

 Protophytes, Protophyta. Alga, &c., 



the supposed first plants. 

 Protoplasm, Protopldsma. The forma- 

 tive organic material of plants and 

 animals, in its living state. 

 Pruinate (-atus), Pruinose (-osus). As if 



frosted over with a bloom or powder. 

 Pseudos. Greek for false, a prefix in 

 various compounds, as Pseudo-mono- 

 cotyledonous; 26. 



Pseudo-bulb. A thickened and bulb- 

 like internode in epiphytal orchids; a 

 corm. 



Pseudocarp (-arpium). The principal 

 or accessory part of an anthocarpous 

 fruit; 300. 



Pseudo-costate. False-ribbed, as where 

 a marginal or intramarginal vein or 

 rib is formed by the confluence of the 

 true veins. 



Pseudospermium. Name given to any 



kind of one-seeded fruit which is inde- 



hiscent and resembles a seed, such as 



an akene, &c. 



Psilos. Greek for naked or bare; as in 



Psilostachyus, with naked spike. 

 Pteridium, Pterodium. Names for the 



Key-fruit or Samara. 

 Pteris. Used for wing in Greek com- 

 pounds, also for a Fern. 

 Pteridographia. The botany of Ferns. 

 Pterocarpous (-us). Wing-fruited. 

 Pteropodus. Wing-footed, i. e. petiole 



wing-margined, &c. 

 Ptyxls. Greek name for folding, as of 



leaves in a bud ; 132, 133. 

 Pubens, Pubes. Used for Pubescent. 

 Puberulus. Minutely pubescent. 

 Pubes. Pubescence, hairiness. 

 Pubescent (-ens). Clothed or furnished 

 with hairs or down, especially with soft 

 or downy and short hairs. 



