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spirally arranged

Listing 1 - 10 from 56 for spirally arranged

Angiosperm Families - Calycanthaceae Lindl.
... . Androecial members maturing centripetally; free of the perianth; free of one another; spirally arranged on at the top of the hypanthium. Androecium including staminodes. Staminodes 10– ... aperturate; sulculate; 2-celled. Gynoecium 5–45 carpelled; apocarpous; eu-apocarpous (the members spirally arranged within the hypanthium); superior. Carpel stylate; apically stigmatic (the terminal style long ...
delta-intkey.com

Fir, Pine or Spruce - Which Do I Have?
... ." The "leaves" of conifers are of course their needles. On pine trees, the needles are arranged in clusters, with 2, 3 or 5 needles per cluster; spruce and fir have their ... pointed as in the Colorado spruce. The needles on both spruce and fir trees are spirally arranged, but the branchlets on fir trees are flat on one side as compared to the ...
gardenline.usask.ca

Pine, Spruce or Fir?
... , have rounded or short-pointed tips and are often notched at the apex. They are spirally arranged on the twigs, but often appear to be two-ranked, particularly on the lower branches ...
gardenline.usask.ca
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The Cycad Pages
... apically truncate not truncate Megasporophylls not in cones gathered in cones Sporophylls in vertical rows spirally arranged Sporophyll apex a single prominent spine two short spines blocky, faceted broadly flattened Dichotomous key ...
plantnet.rbgsyd.nsw.gov.au

The Cycad Pages
... common in geophytic species, basal offsets ("suckers") produced by some species. Leaves: pinnate, spirally arranged, interspersed with cataphylls, lower leaflets not reduced to spines. Petioles often with ... straight Leaf bases dark, spreading light, appressed Rachis (twist) distinctly spirally twisted not or slightly spirally twisted Petiole: length, cm prickles unarmed armed with prickles Leaflets: ...
plantnet.rbgsyd.nsw.gov.au
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Bryophytes
... True Mosses Mosses have radial symmetry (usually). The gametophyte has a stem like axis with spirally arranged "leaves", which are properly called phyllodes . Mosses attach to their substrate with multicellular rhizoids . They ...
scidiv.bcc.ctc.edu

Fern Allies
... cernuum - a Caribbean species Lycopodium spp. are essentially creeping plants with tiny leaves, termed microphylls, spirally arranged around the stem. Note how the leaves at the shoot tips look different. These are ...
scitec.uwichill.edu.bb

Introduction to the Flowering Plants
... (right) shows many features of the earliest flowers. (Soursop flowers are a good local equivalent.) Spirally arranged microsporophylls (anthers) and megasporophylls (carpels) are surrounded by non-spore-bearing leaves (petals and sepals ...
scitec.uwichill.edu.bb
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Arboretum Images 6
... in size and shape. The conelike receptacle in the center is composed of numerous spirally arranged carpels and numerous spirally arranged stamens. The stamens have already fallen away in this photo, exposing the brown ...
waynesword.palomar.edu

Arnold Arboretum - Self-guided conifer tour
... harvested it for ship’s masts. Its soft, pliable needles are arranged in bundles of five. Producing cones at a very early age ... North African native, the blue atlas cedar has blue-green needles arranged in whorls on short spurs. The male cones, usually more ... -brown bark exfoliates in long strips. The awl-shaped needles are spirally arranged and turn bronze in winter. The wood is strongly rot ...
www.arboretum.harvard.edu




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