live+specimen

Description:   <i>Nephrolepis bostoniensis</i>. Often used for plant tissue culture experiments and for demonstrating the structure and growth habits of a typical fern. It is widely grown in North America. It is supplied in a pot with care instructions. Size: approximately 6".

Description:  

Screen Aquarium Top
It features an inset metal screen in the center to easily convert your aquarium to a terrarium. You can even add large plastic tubes at the access holes to turn it into a gerbil run. It also accommodates a light strip.

Description:   <i>Tradescantia virginiana</i> or similar. Monocot. This hardy, easy-to-grow ornamental plant can be used for studying meiotic division in mother cells of pollen. Cytoplasmic flows can be seen in cell hairs on staminate filaments. It is native to tropical and subtropical areas of the Americas and is supplied in a pot with care instructions. Size: 6".

Description:   <i>Polytrichum</i> sp. Haircap moss. A widely studied example of a typical moss, with leafy, upright growth habit that shows alternation of generations. Appearance may vary, depending on season; it may show antheridia, archegonia, or sporophyte. It is supplied in a plastic bag with care instructions. Size: 3" x 4".

Description:   The rounded, differently sized stones make your tank look like a stream bed.<BR><BR>Attractive Bottom Cover Enhances Natural Filtration and Nitrogen Cycling<BR>Gravel contains no lead or chrome and won’t change the pH or chemistry of the tank. Pebble sizes up to 1/4" dia.

Description:   <i>Drosera</i> sp. Dicot. Rosettes of leaves, radiating from a central stem, trap small insects in leaf hairs, while glands on each tip exude a sticky substance that helps trap the bugs. It is native to acidic bogs in temperate regions and prefers a warm, humid environment. It comes supplied in a pot with care instructions. Size: 2–4".

Description:   Fast and easy-to-use, this kit contains two dropper bottles for accurate dispensing of test solutions, non-staining test tube with snap cap, and instructions. It comes with enough solution for 130 tests and can be used in either fresh or salt water. Range: 0–8 ppm ammonia.

Description:   <i>Zebrina</i> sp. Monocot. Similar to <i>Tradescantia</i>, <i>Zebrina</i> is rapid growing and easily propagated. It is native to tropical and subtropical areas of the Americas and is supplied in a pot with care instructions. Size: 6–8".

Description:   <i>Zamia</i> sp. Native to tropical and subtropical regions of the Americas, Australia, and Africa, but adaptable to a classroom environment, <i>Zamia</i> features palm-like leaves, straight venation, and determinate cones (the female cones with two ovules). It’s a member of the Cycads, which are very primitive gymnosperms, and so exhibits primitive characteristics. It is supplied in a pot with care instructions. Size: 3".

Description:   Usually <i>Marchantia polymorphum</i>. <i>Marchantia</i> can be used as an example of growth and development of liverworts, as well as to illustrate alternation of generations. Found throughout North America, the plant prefers moist, shaded soil. <i>Marchantia</i> frequently grows where other vegetation has been burned off. It is supplied in a plastic bag with care instructions. Size: 3"x4".

Description:   A very large Protozoa that graphically demonstrates the basic animal cell.<BR><BR>Live Cultures are supplied with media in 16 x 125 mm tubes, 2 oz. jars, or 8 oz. jars. Fast delivery is available directly from our laboratory. Please specify a delivery date.<BR><BR>Each culture shipment is prepared in our laboratories and includes the "Working with Protozoans" manual which contains detailed instructions for subculturing and use.<BR><BR>Canadian Customers:<BR>CFIA and PHAC regulations require customers to submit a completed inspection checklist and signed statement of facilities compliance before receiving certain cultures. A customer service representative will contact you if documentation is required.<BR><BR>Our cultures undergo strict biochemical screening and are unconditionally guaranteed for species and purity. Each culture is labeled with scientific name, media on which it was cultivated and optimum growth temperature. Although our cultures are considered non-pathogenic, standard bacteriological laboratory procedures should be used at all times. Cultures are available either live for immediate use or freeze-dried for convenient storage until needed. (Please note: We are not responsible for any infection resulting from the use of our cultures.)

Description:   Hatchery kit comes complete with a base, a piece of airline tubing, three packets of hatch mix and instructions. All you need is a small air pump, light source and an empty 2L soda bottle.

Description:   <i>Salvinia rotundifola</i>. This floating water fern has paired oblong leaves that are covered with hairs on both sides. The top part of the leaves are green, the underside purple. <i>Salvinia</i> was originally native to South America and has been introduced in the United States. It is adapted to ponds, pools, and marshes. It is supplied in a 4 oz. jar with care instructions.<B><i> Note: Not available in Canada.</i></B>