lower leaflet surfaces

Listing 1 - 10 from 18 for lower leaflet surfaces

Calpurnia aurea subsp. aurea
... , and having a hairless ovary and hairless lower leaflet-surfaces. C. aurea ssp. aurea extends from the Eastern Cape northwards and it has silky hairs on the lower leaflet surfaces and the ovaries. Intermediate forms were ...
www.plantzafrica.com

August - September 2003 Newsletter
... bleach at this time, and stems re-cut to expose fresh surfaces. While the anti-bacterial agent fights stem decay, the nutrient promotes ... an agent to kill bacteria and an ingredient to acidify or lower water pH, but instead of a nutrient, the conditioning solution contains ... from the stem by pruning back to the first 5-leaflet leafset (or 7-leaflet set on those varieties which tend to produce them). ...
carolinadistrict.org

Strawberry Leaf Spot Diseases, HYG-3015-95
... in lesions on leaves. The fungus produces more spores in spots on the upper and lower leaf surface that spread the disease during early summer. These spores are spread by splashing ... nearly cover the leaflet, which then appears purplish to reddish to brown. The fungus overwinters on infected leaves. The fungus produces spore forming structures in the spring on both surfaces of dead ...
ohioline.osu.edu

Anthracnose Leaf Blight of Shade Trees, HYG-3048-96
... discoloration bordered by veins. Spore masses of the fungus can sometimes be found on lower leaf surfaces along veins during extended moist conditions. The fungus spreads from previously infected tissue ... first develop water soaked areas and later large tannish blotches and leaflet distortion. Considerable leaf drop occurs, especially from lower areas of the canopy. Though this causes concern when ...
ohioline.osu.edu More from this site

The Cycad Pages
... a true terminal leaflet, lower leaflets not reduced to spines. Petioles lacking spines or prickles. Leaflets flat, lacking a midrib, with numerous subparallel longitudinal veins and stomata on both surfaces, individual ptyxis flat ...
plantnet.rbgsyd.nsw.gov.au

The Cycad Pages
... rhachis towards the adaxial side, lacking a differently coloured basal gland; stomata on lower surface only or on both surfaces; epidermal cells elongated parallel to long axes of leaflets. Leaves pubescent, at ... 12 Rachis with prickles -- 13 Leaflets 12-24 mm wide; leaflet veins 9-14 -- Ceratozamia sabatoi 13* Leaflets 4-9 mm wide; leaflet veins 5-9 -- Ceratozamia alvarezii 12* Rachis smooth -- ...
plantnet.rbgsyd.nsw.gov.au More from this site

Vegetable Crops - pt 6
... first, diffuse whitish spots appear on the upper surfaces of older leaves; these rapidly enlarge and become yellow. Under humid conditions, the lower surface of these spots become covered with a gray ... have a yellow halo; the centers dry out and frequently tear. On older plants the leaflet infection is mostly on older leaves and may cause serious defoliation. The most striking symptoms ...
plantpathology.tamu.edu

Pecan
... coalesce, forming large, chocolate brown irregularly shaped spots. Scab lesions occur on or along the leaflet veins, but can be found between the veins. On nuts, the scab lesions are small ... spores produced on last years foliage. Symptoms usually appear during the summer months on the lower surfaces of leaflets. Lesions are one-eighth to one-fourth inch in diameter and greenish-yellow ...
plantpathology.tamu.edu More from this site

Cycad Society SA: Encephalartos inopinus
... the pinnae margins, occasionally minute teeth are found on the lower leaflet margins towards the apex. Leaflets are typically about 14cm ... characteristic which adds much to its overall form. This inverted "V" leaflet arrangement is uncommon in the genus, with the only ... sterile apical scales being smaller. The cone bulla and facet surfaces give a striking geometrical appearance to the structure as a ...
www.cycadsociety.org

Diseases
... upper leaflet surfaces. 10 Spots are 1/8 to 1/2 inch (2 to 12 mm) in diameter. The leaf tissue surrounding these spots turns yellow and this chlorosis spreads until the leaflet ... . 13 Rust is typically diagnosed when reddish orange pustules, containing spore masses, appear on lower leaf surfaces. As the pustules develop, they appear on the upper leaf surface as chlorotic spots, giving ...
www.extension.umn.edu

These listings are filtered
View all for lower leaflet surfaces