educational materials - SPECTRUM Nasco Shopping Mall Divisions

Biology
Slides
SL10120M Allium (onion), root tip, squash, Feulgen stain. Single layer of intact
cells: chromosomes beautifully demonstrated against almost colourless
background — $6.40
SL10121M Lilium (lily), root, c.s. “Typical” monocot root — $3.55
SL10122M Mitochondria in Allium root section — $5.75
SL10123M Root hairs, w.m. of grass root tip. Meristem region, root cap and root
hair origin beautifully demonstrated in the mount of young root tip
— $4.90
SL10124M Zea mays (corn) root, c.s. Section of mature root showing general structure
— $3.55
SL10125M Zea mays, root tip, l.s. — $3.75
dicot Roots
SL10126M Helianthus (sunflower), mature root, c.s. — $3.00
SL10127M Ranunculus (buttercup), roots, c.s. of young and mature. Mature root
shows complete metaxylem, epidermis, pericycle, phloem, cambium.
Young root with protoxylem — $4.20
SL10128M Ranunculus (buttercup), roots, c.s. of spring and fall roots. Nicely demonstrates
starch storage and utilization — $2.95
SL10129M Tilia americana (basswood), c.s. of woody root — $3.65
Stems
SL10130M
Monocot Stems
SL10131M Elodea, stem, c.s. — $3.55
SL10132M Lilum (lily), stem, c.s. “Typical” monocotyledon with scattered vascular
bundles surrounded by parenchyma cells — $3.55
SL10133M Zea (corn), young stem, c.s. — $3.65
SL10134M Zea (corn), stem, c.s. and l.s. Two on one slide — $4.80
SL10135M Zea mays (corn), stem, c.s. Commonly studied typical monocot stem,
beautifully stained — $3.65
dicot Stems
SL10136M Coleus, stem, c.s. Square stem with four main vascular bundles — $3.65
SL10137M Cucurbita (pumpkin, squash, gourd), stems, c.s. and l.s. Excellent for
study of phloem sieve tubes, sieve plates, and companion cells — $3.65
SL10138M Helianthus (sunflower), young and mature stem, c.s. Young stem shows
stele tissue in distinct bundle as contrasted to the mature stem with
stele in continuous layers. An excellent value, as this preparation is used
for detailed study of most dicot stem structures — $3.95
SL10139M Herbaceous and woody stems, c.s. — $4.95
SL10140M Phaseolus (bean), stem, c.s. “Typical” dicot structure in this commonlystudied
plant — $3.55
SL10141M Ranunculus (buttercup), stem, c.s. Ring of separate bundles. Cortex and
epidermis — $3.55
SL10142M Tilia americana (basswood), 2-year stem, c.s. — $3.25
SL10143M Tilia americana (basswood), 3-year stem, c.s. — $11.35
leaves
SL10144M Monocot and dicot leaves, c.s. — $5.55
Monocot leaves
SL10145M Allium (onion), leaf epidermis, w.m. — $3.05
SL10146M Lilium sp. (lily), leaf c.s. Typical monocot leaf, largestomata — $3.55
SL10147M Zea mays (corn) leaf, c.s. Mesophyl, epidermis, stomata, and bulliform
cells well demonstrated. Monocotyledonous parallel arrangement of
evenly spaced vascular bundles — $3.55
dicot leaves
SL10148M Ficus elastica (Indian Rubber Tree), leaf, c.s. — $3.55
SL10149M Leaf types, c.s. of hydro-, meso-, and xerophytic leaves — $5.80
SL10150M Ligustrum (privet) leaf, c.s. Typical mesophyte — $3.55
SL10151M Syringa vulgaris (lilac) leaf, c.s. Commonly studied “typical” mesophyte
— $3.05
Flowers
SL10152M Flower ovary types, c.s. of four types — $5.75
SL10153M Monocot and dicot flowers, c.s. Usually Lilium and Campsis or
Nicotaenia — $5.05
SL10154M Stamen and stigma, w.m. — $12.60
Microsporogenesis — Pollen development
SL10155M Lilium (lily), anther, c.s. with mature two nucleate pollen — $3.55
SL10156M Lilium (lily), stigma and style, l.s. ....showing pollen tubes — $9.90
SL10157M Pollen, w.m. five types — $3.40
104
Monocot and dicot stems, c.s. “Typical” monocot and dicot stems on
same slide for comparison — $5.30
Megasporogenesis — in lilium Michiganense
SL10158M Lilium (lily), ovary, c.s. General structure — $3.55
Kingdom animalia
Phylum Porifera — Sponges
SL10159M Commercial sponge, sec. showing skeletal structure — $3.50
SL10160M Scypha (Grantia), c.s. — $3.75
SL10161M Scypha (Grantia), c.s. and l.s. The canal system is clearly shown and is
the Sycon type — $5.20
SL10162M Scypha (Grantia) spicules, w.m. Spicules composed of calcium carbon
ate. Several shapes that are present — $3.50
SL10163M Spongilla (freshwater sponge), spicules, w.m. — $3.25
SL10164M Sponge spicules, mixed types, w.m. — $3.50
Phylum coelenterata — coelenterates
class hydrozoa — hydroids
SL10165M Hydra, plain, w.m. — $3.10
SL10166M Hydra, c.s. male and female on
same slide — $14.25
SL10167M Hydra, w.m. with bud. Beautifully
extended specimen stained to show
general body structure — $3.60
SL10168M Hydra. Double whole mount. Plain and
budding on same slide — $6.50
SL10169M Hydra, c.s. — $3.55
SL10170M Hydra, c.s. and l.s. Ectoderm and endoderm clearly shown — $5.15
SL10171M Obelia, hydroid colony, w.m. Polyps in vegetative and reproductive
stages — $5.55
SL10172M Obelia medusa stage, w.m. Free-swimming stage — $5.55
SL10173M Physalia (Portuguese man-of-war), c.s. of tentacle showing nematocysts
— $3.50
class Scyphozoa — the Jellyfish or true Medusae
SL10174M Aurelia (jellyfish), medusae, w.m. — $7.30
Phylum Platyhelminthes — Flatworms
class turbellaria — Planarians
SL10175M Planaria, w.m. plain to show flatworm general structure — $3.05
SL10176M Planaria, w.m. of plain and injected specimens — $11.15
SL10177M Planaria, w.m. “injected” digestive system — $8.95
SL10178M Planaria, c.s. of anterior, middle, and posterior — $5.70
class trematoda — Flukes
SL10179M Fasciola hepatica, w.m. Liver fluke causing “liver rot” in sheep — $11.55
class cestoda — tapeworms
SL10180M Dipylidium caninum (dog tapeworm), composite slide w.m. of scolex,
immature, mature, and gravid proglottids — $15.85
SL10182M sp. (tapeworm), w.m. of mature proglottid — $5.20
SL10183M Taenia sp. (tapeworm), composite slide, w.m. of scolex, immature,
mature, and gravid proglottids. The dog tapeworm — $24.25
Phylum trochelminthes (Rotifera) — Rotifers
SL10184M Rotifers w.m., well-extended specimens — $4.55
Phylum annelida — Segmented Worms
class oligochaeta — Earthworms
SL10185M
SL10186M
Lumbricus terrestris (earthworm), c.s.
through anterior (spermary) and posterior
regions — $4.55
Lumbricus terrestris (earthworm), c.s.
through posterior region. This slide is generally
used to demonstrate the earthworm
morphology — $4.05
Tel: 1.800.668.0600 Fax: 1.800.668.0602