sterile stems

Listing 1 - 10 from 185 for sterile stems

Reed College Canyon: Plants
... perennials can be seen throughout the canyon from March through October, but only the underground stems persist through the winter. (Many books list this plant as "Lysichitum americanum.") Reed has ... up two distinct types of aerial stems in the spring. The fertile stems, which are unbranched, produce large cones full of spores and then wither away. The sterile stems produce whorls of green branches ...
web.reed.edu

Equisetum telmateia ssp. braunii
... pallida · Pentagramma triangularis · Polypodium californicum · Woodwardia fimbriata Equisetum telmateia ssp. braunii Giant Horsetail Habit of sterile stems. Probably at Hatch Spring, Red Creek canyon. November 2001. Photograph copyright © Scott and Sandi Stevenson ...
www.coestatepark.com

Equisetum arvense... Field Horsetail
... Stems: permanently whitish or brownish, unbranched, ephemeral, 11-32 cm by more or less 8 mm, sheaths 14-20 mm with large partly connate teeth, cone 0.5-3.5 cm Sterile Stems: sterile stems greenish, branched in regular whorls, 10-12 ridged, 10-60 cm by 1.5-5 mm, sheaths 3-10 mm, teeth dark Plant: perennial, arial stems ...
www.cwnp.org

August - September 2003 Newsletter
... solution is significantly different. It was designed to re-hydrate bloom stems that have been shipped out-of-water, as commercial rose growers ... of the cutting itself. Selecting the Cutting The Timing: The best stems for taking softwood cuttings are those which have recently bloomed, ... snugly inside the pot rim. Fill the pots firmly with a sterile potting mix which is moist, but not soggy. Do not ...
carolinadistrict.org

CCE - Suffolk County: Propagation of Houseplants
... off and rooted. Plants such as Chinese evergreen, Dieffenbachia and Dracaena that develop cane-like stems can be propagated by cane cuttings. The cane remaining at the base of the plant ... prevents rapid drying. Vermiculite also can be used for rooting cuttings. This expanded mica is sterile, clean and easy to handle. Because it holds moisture, cuttings root easily. The horticultural vermiculite ...
counties.cce.cornell.edu

Angiosperm Families - Behniaceae Conran, M.W. Chase and Rudall
... stems cylindrical. Secondary thickening anomalous (in the rhizome); from a single cambial ring. Reproductive type, pollination. Fertile flowers functionally male, or functionally female. Plants (crypto) dioecious (the female flowers with smaller, sterile stamens, the males with a sterile nectariferous ovary). Female flowers with staminodes. ...
delta-intkey.com

Angiosperm Families - Campanulaceae Juss.
... anatomy. Plants with laticifers (articulated, anastomosing). The laticifers in leaves and in stems (especially in the phloem, often extending elsewhere). Leaf anatomy. Hydathodes very ... hermaphrodite. Pollination entomophilous; mechanism conspicuously specialized (via modifications of the style, with sterile tissue covering the stigmas at anthesis. Active in most Lobelioideae, usually passive). ...
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PlanetaCactus: Glossary of botanical terms
... A growing from somewhere other than the primary growing, for example, roots that arise from stems or leaves. ALKALOID: Organic nitrogen substances of vegetal origin with basic character and energetic ... - S - SCALE: A small, usually dry leaf that is closely pressed against another organ. SELF-STERILE: Plant which flower cannot be fertilized by its own pollen. SESSILE: Not supported on a ...
english.planetacactus.com

Royal Heritage TM Strain Lenten Rose - Hellebore Forum - GardenWeb
... to an almost dark pink. both of those two produce stems and leaves looking rather greenish with slight suggestions of yellowish ... not consecutive weeks. Some growers complain that their RH plants are sterile and never produce viable seed. I've not experienced that with ... to an almost dark pink. both of those two produce stems and leaves looking rather greenish with slight suggestions of yellowish ...
forums.gardenweb.com

Gilding the Lily: Developments in Asiatic Hybrid Lilies
... plants are larger and more robust than their ordinary counterparts. Polyploid plants are also frequently sterile. This means that they flower, but the flowers produce no seeds. While grain farmers would ... is a sterile triploid. From the point of view of a lily grower, however, the most important aspects of polyploid plants includes the bigger flowers, thicker petals and stronger stems which are ...
gardenline.usask.ca

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