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sterile leaves

Listing 1 - 10 from 318 for sterile leaves

Sinopteridaceae [First Draft]
... Leaves strongly dimorphic, clustered or rarely scattered; sterile leaves shorter than fertile ones. Petiole dark brown proximally, light brown to straw-colored distally, grooved adaxially, scaly. Blade of sterile leaves ...
hua.huh.harvard.edu

Bolbitidaceae [First Draft]
... creeping, 4-6 mm thick, with 2 or 3 rows of leaves, densely covered with ovate-lanceolate, subclathrate, brown. Leaves close together; sterile leaves pinnate, 20-90 cm long; petiole 10-20 cm ... mm thick and ca. 10 cm long, with 2 rows of leaves, densely covered with lanceolate, subclathrate, blackish scales. Leaves close together; sterile leaves pinnate; petiole 15-24 cm long, sparsely scaly near the ...
hua.huh.harvard.edu
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Fern Allies
... leaves at the shoot tips look different. These are spore-bearing leaves called sporophylls. These sporophylls are tightly grouped into cones or strobili. (Some ferns do have spore-bearing and sterile leaves ... habit and is dorsiventrally flattened. As in Lycopodium, there are separate sterile and fertile leaves and the spore-bearing leaves are grouped to form cones or strobili at the shoot tips. ...
scitec.uwichill.edu.bb

Untitled Document
... the Calamite tree. These cones have jointed axes and are composed of whorls of alternating sterile leaves and sporangia . Location: Nicholas County, West Virginia; Ramp Run Surface Mine #1, located about 12 ...
www.clearlight.com

Floridata: Lygodium spp.
... spores in 6-7 days. Spores generally remain viable for several months. These are the sterile leaves of the Japanese climbing fern (Lygodium japonicum). Although an obnoxious invader Florida and similar climates ... old world climbing fern can resprout from almost any point along one of its vinelike leaves. These plants are best used to create lush tropical atmosphere in northern greenhouses and ...
www.floridata.com

Paghat's Garden: Blechnum spicant
... to some extent, it is merely semi-evergreen, because only the sterile leaves that reproduce exclusively from rhizomes never die back. Hence the ... ground-hugging sterile leaves it will have, but younger (but mature0 plants may have a larger percentage of upright fertile leaves which don ... bright green sterile fronds. I've never been able to figure out if the ones with the fewest upright dieback leaves ...
www.paghat.com

Osmunda - cinnamon, interrupted, royal fern
... ferns when they first emerge, but that is where the similarity stops. Fertile fronds have sterile leaves at the base and tips, interrupted by the fertile spore capsules. Plants spread slowly around ... regalis, royal fern. 4 - 6'. Royal ferns have very long fronds with lance-shaped leaves resembling the leaves of the ash or locust trees. It spreads slowly, like other Osmundas, but individual ...
www.perennialnursery.com

Blechnum tabulare
... a blackish-brown central stripe. They are 15 - 50mm long. The leaves, which are known as fronds, are arranged in whorls, and may ... rhizome. This plant consists of sterile and fertile leaves. The sterile leaves are up to 1.4 x 0.35m long. Leaves are elliptic to oblanceolate in ... large stem and could be classified as mini-tree ferns. The leaves are more lax or arching. The plants from the summer ...
www.plantzafrica.com

Key to Arisaemas of Japan
... Leaves 2. Spadix with horn-like sterile flowers (always female inflorescences but occasionally male ones). Auxillary buds with accessory buds. (sect. Clavata Engler). (3) 2. Leaf 1. Spadix usually without horn-like sterile ... of psudostem tightly embracing peduncle and not recurving. (13) 13. Leaves usually 2. A. nikoense Nakai 13. Leaves usually 1. A. ishizuchiiense Murata 14. (11) Terminal leaflet ...
botu07.bio.uu.nl

Getting past first set of leaves? - Growing from Seed Forum - GardenWeb
... wither away. Thanks. Follow-Up Postings: RE: Getting past first set of leaves? clip this post email this post what is this? see most clipped ... be applied as a relatively thin layer over a good grade of sterile potting medium. It is very possible that your seed starting mix is ... pots" and say that all of your containers and trays should be sterile. I scrub and wash my stuff clean and then soak them in ...
forums2.gardenweb.com




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