PRI 



338 



PRO 



by the young plant, also to the 

 first fruit produced on a raceme 

 or spike: primordial utricle, in 

 bot. , the lining membrane of cells 

 in their early state : p. vesicle, 

 the elementary ovule of animals. 



Primulacese, n. plu., prim'ul-d' 

 s$-e (L. primulus, the first, dim. 

 from primus, first), the Primrose 

 family, an Order of plants, among 

 which acridity more or less pre- 

 vails : Primula, n., pmm'ul-d, a 

 genus of showy garden flowers, so 

 named as being a very early 

 flowering plant : Primula auric- 

 ula, wwr-ik'-ul-a (L. dim. from 

 auris, the ear), a yellow plant, 

 native of Swiss Alps, from which 

 all the fine forms of auriculas are 

 derived : P. veris, ver'is (L. ver, 

 spring, veris, of spring), the 

 Cowslip, the flowers of which are 

 said to be narcotic : P. elatior, 

 Sl-at'-i-tir (L. eldtus, productive, 

 eldtior, more productive), the 

 Oxlip : P. vulgaris, vulg-dr^-is 

 (L. vulgaris, common, vulgar), 

 the Primrose : P. farinosa, far r > 

 in'Oz'-ci (L. farinosus, mealy 

 from farina, meal), the Bird's- 

 eye Primrose : P. Scotica, skdt'- 

 iJc'd (of or from Scotland], the 

 Scottish Primrose. 



princeps cervicis, prm'seps serv- 

 is'-is (L. princeps, the first, chief; 

 cervix, the neck, cervicis, of the 

 neck), applied to the large branch 

 artery (arteria princeps cervicis) 

 which descends along the back 

 part of the neck, and divides into 

 a superficial and a deep branch. 



Pringlea, n., prmg-gle'a (after 

 Sir John Pringle, who wrote on 

 scurvy), a genus of plants, Ord. 

 Cruciferse : Pringlea antiscor- 

 butica, an'-ti-skor-but'-ik-a (Gr. 

 anti, against ; mid. L. scorMtus, 

 the disease scurvy), the Kerg- 

 uelen's-land cabbage, so named 

 from its properties. 



Prionium, n., pri-dn'i-um (Gr. 

 prion, a saw), a genus of plants, 

 Ord. Xyridacese : Prionium 



palmita, palm'tt-a (L. palmcs, 

 a young branch, palmitis, of a 

 young branch), the Palmite, a 

 remarkable, aquatic, juncaceous 

 plant of S. Africa, having a very 

 thick stem. 



prismenchyma, n., priz-meng^ 

 kirn' a (Gr. prisma, a prism ; 

 engchumos, juicy ; cheuma, 

 tissue), in bot., tissues formed 

 of prismatic cells : prismen- 

 chymal, a., -kim-al, of or pert, 

 to. 



probang, n., pro-bang' (from 

 probe, and bang, in the sense of 

 pushing), a slender piece of 

 whalebone, with a piece of ivory 

 or sponge at the extremity, used 

 for pushing bodies down the 

 gullet or ossophagus into the 

 stomach, or for ascertaining the 

 permeability of that passage. 



probe, n., prob (L. probo, I test 

 or try), a small, slender rod for 

 examining a wound, ulcer, or 

 cavity. 



proboscis, n., prob-fa'sis (L. 

 proboscis, Gr. proboslcis, a trunk), 

 the snout or trunk of an elephant; 

 the spiral trunk of Lepidopterous 

 insects ; the projecting mouth of 

 certain Crinoids ; the central 

 polypite in the Medusse : Probos- 

 cidea, n. plu., prob'-ftS'Sid'-fra, 

 the Order of Mammals comprising 

 the Elephants. 



procambium, n., pro-lcam'bi'tim 

 (new L. cambium, nutriment ; 

 L. cambio, I change), in bot., 

 the prosenchymatous, complete, 

 cellular tissue of a future fibro- 

 vascular bundle ; see * cambium/ 



process, n., pros'-es or pros'-Zs (L. 

 processus, an advance, process 

 from pro, forward ; cessum, to go 

 or move along), in bot., any 

 prominence, projecting part, or 

 small lobe ; the principal 

 divisions of the inner peristome 

 of Mosses ; in anat., a projecting 

 part of a bone ; any protuberance: 

 processes of bone, in anat., the 

 eminences on the surfaces of 



