opposite pairs

Listing 1 - 10 from 84 for opposite pairs

Mosses and Liverworts in Wales: Woodland
... tip. The leaf margins have a border of narrow, elongated cells, and teeth which occur in pairs. In colour the plants are a dullish dark green, but in the spring the light green of ... on the stem. Saccogyna viticulosa This leafy liverwort has entire lateral leaves which are arranged in nearly opposite pairs along the stem. It grows typically on moist, acid rock ledges in sheltered wooded valleys, ...
home.clara.net

Spiral
Spiral There are awl-shaped leaves arranged spirally on the twig The leaves are in opposite pairs instead of a spiral
signsofdissent.com

Ephedra antisyphilitica, clapweed
... tall with deep taproot. Bark grayish, irregularly fissured or shreddy. Twigs gray-green to yellowish-green, stiff, hard. Leaves opposite, connate about half their length, 1-4 mm (0.05-0.15 in) long, entire, sharp-pointed, often early ... node, ovoid, 4-8 mm (0.15-0.3 in) long, scales usually greenish and in 5-8 opposite pairs. Ovulate cones 1-2 per node, ellipsoid, 6-11 mm (0.25-0.4 in) long, scales ...
www.biosurvey.ou.edu

botanical.com - A Modern Herbal | Arrach (Wild) - Herb Profile and Information
... clays and heavy ground. It has spreading stems, 2 to 3 feet long, sometimes prostrate, only occasionally erect (hence often called the Spreading Orache). The leaves are triangular in outline, rather narrow, the lower ones in opposite pairs. The very small, green flowers are in dense clusters. The whole plant is more or less covered with a powdery meal ...
www.botanical.com

16.od
16.od Index OD ODD-PINNATE: Pinnate leaves (leaves w/ opposite pairs) with a terminal odd leaflet, as in the rose. ODORIFEROUS: Giving odor or scent, usually sweet; diffusing fragrance; fragrant, as odoriferous flowers. Return to the HOME PAGE.
www.botany.com

New Disease Reports - First report of Erysiphe carpinicola (perfect state) in Poland
... var. carpinicola) were collected from leaves of hornbeam. White mycelium was present on both leaf surfaces. Appressoria were lobed, occurring in opposite pairs or solitary (Fig. 1). Conidiophores were erect with straight foot-cells (26-) 44-70 µm long. Conidia were solitary, cylindric or ellipsoid: (28-) 30-44 (-54) x (10-) 12-16 (-19) µm (Fig. 2). ...
www.bspp.org.uk

Cupressus arizonica fact sheet
... fact sheet Arizona cypress Cupressaceae Cupressus arizonica Greene Leaf: Evergreen, scale-like, keeled, tight and crowded on the twig in opposite pairs resulting in a square twig, glandular and often resinous; gray-green to silvery-blue, often quite glaucous, bad smelling when bruised. Flower: Monoecious, males are small, pale yellow green at ends of branch tips; females ...
www.cnr.vt.edu

Cupressus forbesii fact sheet
... forbesii fact sheet Tecate cypress Cupressaceae Cupressus forbesii Jepson Leaf: Evergreen, scale-like, keeled, tight and crowded on the twig in opposite pairs resulting in a square twig, mostly lacking gland; green. Flower: Monoecious, males are small, pale yellow green at ends of branch tips; females small light green near branch tips. Fruit: Dry, round, woody, ...
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Cycad Society SA: Encephalartos ferox
... 35cm in diameter. Leaves of this species are 1m to 2m long and usually straight, although sometimes a slight kink in the rachis is seen. The dark green pinnae, somewhat holly-like in appearance, occur as more or less opposite pairs, set along the rachis to make a slight V-angle and diminish in size to a series of prickles toward the leaf base. ...
www.cycadsociety.org

Cycad Society SA: Stangeria eriopus
... in lenght from 250mm to 2m depending on the environment. The petiole makes up half of this length. The pinnae are soft to leathery and varies in texture and size. They are arranged in 5 to 20 opposite or almost opposite pairs. The lower pinnae have stalks but the upper ones are fused at the base. The venation of the pinnae are considered primitive ...
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