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leaf sheaths

Listing 1 - 10 from 93 for leaf sheaths

Angiosperm Families - Implicit Attributes
... implicit throughout the descriptions, except where the characters concerned are inapplicable. Habit and leaf form. Non-laticiferous and without coloured juice. ‘Normal’ plants. Leaves well developed. ... -pigmented. Self supporting. Stem growth not conspicuously sympodial. Non-marine. Leaves not connate. Leaf sheaths with free margins. Leaves not gland-dotted; without marked odour; with ‘normal’ ...
delta-intkey.com

Angiosperm Families - Alliaceae J.G. Agardh
... Agapanthaceae Lotsy, Gilliesiaceae Lindley, Milulaceae Traub, Themideae (Themidaceae) Salisb., Tulbaghiaceae Salisb. Habit and leaf form. Herbs; laticiferous (mucilaginous, e.g. in Allium), or non-laticiferous and ... (or angular); sessile (usually), or petiolate (rarely, e.g. Allium ursinum); sheathing. Leaf sheaths with free margins. Leaves aromatic (often onion-scented, with allylic sulphides), or ...
delta-intkey.com
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Getting a Head Start: Lawn Cre for Late Winter and Early Spring
... shows up as a light brown layer of decaying vegetation, mostly old leaf sheaths and clippings from previous years. The clippings serve as an effective mulch, ... Mowing To promote early greening of the lawn, cut off the dead leaf blades when the lawn is dry enough to mow. Adjust the ... height of about 4 cm. No more than one-third of the leaf blade should be removed in any mowing. Clippings of this size ...
gardenline.usask.ca

Common Smut of Corn, HYG-3119-96
... in diameter. When leaves are infected, small pustules develop, usually on the midrib, causing some leaf distortion. After the spores mature, the outer covering becomes dry and brittle, breaks open, and ... bud like yeast, forming new spores that germinate in rain water that collects in the leaf sheaths. This leads to infections that are visible in 10 days or more. Wounds from various ...
ohioline.osu.edu

Handbook 4
... roots, growing to 4 m or more in height; stem fleshy and composed of inrolled leaf sheaths; leaves arranged in a spiral to 1 – 2 m long; inflorescence a compound spike ... it know that at every fourth node, the meristem has to turn straight upward to leaf out and flower? Does it produce a ‘ligneous, creeping rhizome’ so it isn’t ...
peopleandplants.org

Air Plants Care
... may require more water, if your plant looks dry (check in the leaf sheaths, and the base of the plant) you could water daily if ... often the plant will recover, and even though you will have leaf damage your plant should still produce pups for you. Look after ... ENJOY your vacation. Upon returning your plant will show a little leaf damage and will look dehydrated, immediately soak for 12 hours and ...
plants.web-indexes.com

DENDROBIUMS
... period in summer-give warmth, water, and fertilize heavily from when roots appear until top leaf appears on canes. Then give high light, little to no water, no fertilizer, cool nights ... cooler and drier when resting in winter. FORMOSAE Cane-like pseudobulbs, with black hairs on leaf sheaths and pseudobulbs often apparent. Flowers usually white, up to 4" across, 2 to 3 together ...
retirees.uwaterloo.ca

Bamboo - Southeast Chapter - Sample SEC Newsletter
... in the spittle nests they create and suck sap from the leaf bud, leaf sheaths and twigs. Adults begin appearing in summer and feed in ... , many species of mealy bugs secrete themselves in between the leaf sheaths so often the only sign of their infestation is an ... adult, with the adult female and nymphs sucking sap from the leaf sheaths. Unfortunately this species has managed to immigrate over here, so ...
sec-bamboo.org

Ginger UW Aberystwyth Botanic Gardens
... almost all tropical and mostly occur in moist forests or wet open places. Their broad leaf blades may be an adaptation to a forest habitat, with low light and little wind ... are propagated vegetatively by their basal corms. The visible plant consists of 'pseudostems' of overlapping leaf sheaths. The fruit-bearing inflorescences are thrust up the centre of the pseudostem by elongation of ...
www.aber.ac.uk

Gray Leaf Spot Disease of Corn
... plants lodged due to severe blighting caused by gray leaf spot. Fig. 5. Typical gray leaf spot lesion on leaf sheath. In Virginia gray leaf spot disease of corn (Fig. 1), caused by the ... affected leaf up to light (Fig. 3). Generally within two weeks or so these pinpoint lesions elongate and develop into their distinctive rectangular shape. With severe blighting of leaves and leaf sheaths in ...
www.ext.vt.edu




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