1890.] 



MICKOSCOPICAL JOURNAL. 



21 



List of Walter Wliile's Botanical Sections and Other Objects Ready 

 for Moiintini^ or for Examination. 



By CHAS. W. smiley, 



WASHINGTON, D. C. 



No. 



Yeast. Simple globular vegetable 

 cells, showing nucleus ... i 



Crown Imperial. Root L.S. Pro- 

 toplasm in cells 2 



Orchid {Oiiridiitin) Leaf. Fibro 

 spiral cells, isolated .... 3 



Elder pith T.S. Pitted thin walled 

 parenchyma 4 



Brazil nut. Pitted and reticulate 

 thickened parenchyma cells, iso- 

 lated 5 



Brazil nut. Prismatic cells from 

 shell, isolated 6 



Rush T.S. Stellate parenchyma 

 cells 7 



Rush, isolated stellate parenchvpia 

 cells ". . 8 



Vegetable Ivory T.S. Thickened 

 unlignified albumen cells. Pore 

 canals ... .... 9 



Date stone L.S. Ditto ... 10 



Coquilla nut T.S. Lignified pa- 

 renchyma cells TI 



Coquilla nut, isolated lignified pa- 

 renchyma cells 12 



Bullace stone, isolated lignified pa- 

 renchyma cells 13 



Star-anise testa, isolated lignified 

 parenchyma cells 14 



Star-anise testa, surface view, lig- 

 nified parenchyma cells ... 15 



Walnut shell T.S. Lignified pa- 

 renchyma cells 16 



Pear T.S. Lignified parenchyma 

 cells 17 



Pear, isolated. Lignified paren- 

 chyma cells iS 



Yew, isolated wood cells (tra- 

 cheides). Spiral deposit . . 19 



Yew, radial wood cells (tracheides). 

 Spiral and pits 20 



Cinchona bark (C Calisaya) T.S., 

 thickened bast cells, fusiform . 21 



Cinchona bark, isolated bast cells, 

 fusiform 22 



Periwinkle, isolated bast cells, fu- 

 siform. Stratification of cell wall 23 



Flax. Long fibre cells, isolated . 24 



Cotton. Hairs from seed vessel . 25 



Rhubarb leaf. Spiral and annular 

 vessels, isolated 26 



Brake fern. Scalariform vessels, 

 isolated 27 



Brake fern L.S. Scalariform ves- 

 sels, sieve tubes, &c 28 



Brake fern T.S. Scalariform ves- 

 sels, sieve tubes. Sic 29 



No. 



Brake fern, oblique sect. Scalari- 

 form vessels, sieve tubes, &c. . 30 



Maize. Annular vessels in fibro- 

 vascular bundle 31 



Pumpkin L.S. Sieve tubes . . 32 



Bryony L.S. Sieve tubes • • • 33 



Bryony T.S. Sieve tubes ... 34 



Lime Ijark L.S. Sieve tubes . . 35 



Mazereon L.S. Spiral and pitted 

 tracheides 36 



Phlox. Anther. Stellate tissue of 

 mesothecium 37 



Crown Imperial. Anther. Fibro 

 spiral tissue of mesothecium . 38 



Crown Imperial. Anther T.S. . 39 



Crown Imperial. Anther. Iso- 

 lated cells 40 



Hvacinth. Anther. Fibro spiral 

 tissue. Raphides 41 



White water lily, peduncle T.S. 

 Trichlobasts in air spaces . . 42 



Water plantain, petiole T.S. Air 

 spaces of aquatic plant ... 43 



Sowthistle stem T.S. Collen- 

 chyma 44 



Onion. Bulb scale L.S. Laticif- 

 erous vessels 45 



Salsify. Root L.S. Laticiferous 

 vessels 46 



Euphorbium spletidens. Stem L.S. 

 Laticiferous vessels containing 

 bone-shaped starch grains . . 47 



Oak. Bark T.S. Periderm, &c. . 48 



Red currant. Stem T.S. Phello- 

 gen 49 



Elder. Young shoot T.S. Phello- 

 gen, &c 50 



Sugar cane T.S. Closed vascular 

 bundles 51 



Sugar cane L.S. Closed vascular 

 bundles 52 



Pampas grass T.S. Closed vascu- 

 lar bundles 53 



Butcher's broom T. S. Closed vas- 

 cular bundles 54 



Butcher's broom L.S. Closed vas- 

 cular bundles 55 



RauuiicultiS' rcpeiis. Runner T.S. 

 Open collateral fibro vasal bun- 

 dles 56 



Ari.<foloc/iia latifolta T.S. Inter- 

 fascicular cambium .... 57 



Aristolochia lati folia L.S. Inter- 

 fascicular cambium .... 58 



Ivy. One-year-old stem T.S. Re- 

 sin cells. Scandent root . . 59 



Abies excelsa. Stem T.S. Coni- 



