Classification, Evolution, of the and Phylogeny of by Aaron Goldberg

By Aaron Goldberg

Show description

Read Online or Download Classification, Evolution, of the and Phylogeny of Dicotyledons PDF

Similar plants: botany books

The Handbook of Plant Functional Genomics. Concepts and Protocols

This instruction manual spans over a number of points of present and rising applied sciences within the box. The editors - of the prime specialists in study with a confirmed song checklist - mix their services to supply a useful reference at the subject. To make it extra inclusive, this moment quantity within the Molecular Plant Biology guide sequence is split into 4 major elements: * Transcriptome research * Gene Silencing, Mutation research, and useful Genomics * Computational research * sensible Genomics and rising applied sciences each one bankruptcy introduces the topic comprehensively, and gives state-of-the artwork experimental protocols.

Practical Plant Identification: Including a Key to Native and Cultivated Flowering Plants in North Temperate Regions

Functional Plant id is a vital consultant to picking flowering plant households (wild or cultivated) within the northern hemisphere. information of plant constitution and terminology accompany useful keys to spot 318 households into which flowering crops are divided. particularly designed for useful use, the keys can simply be labored backwards for checking identifications.

Extra info for Classification, Evolution, of the and Phylogeny of Dicotyledons

Example text

Composition: 2 genera, -30 species. -Freshwater perennial or rarely annual (Hydrothrix) herbs with a short or creeping rhizome, vertical stems short, rarely submerged (Hydrothrix); raphides present; xylem vessel perforation plates scalariform in the mot, scalariform or vessels absent in the stem, vessels absent from the leaves; leaves mostly in a rosette, sometimes distichous, rarely spirally m g e d along an elongate stem, the blade broad or narrow with primary veins extending fmm base to apex, petiole distinct, sheath mostly closed, intravaginal scales sometimes present, the stornates paracytic; inflarescence a raceme, panicle, thyrse or rarely the flower solitary; flowers bisexual, actinomorphic or zygomorphic; perianth petaloid, marcescent, the segments 6 (4 in Scholleropsis), bisexiate, connate, rarely free (Monochoriu species); stamens 6 or 3 (1 in Hydrothrix), mostly adnate to the perianth but free from one another, sometimes dissimilar and unequal in length, sometimes 1-2 staminodal; anthers oblong, rarely one larger than the others, basifixed or dorsifixed, dehiscence longitudinal, ~ ~ .

Of same (after Baillon). 3 the length to as long as the endosperm; endosperm hard, with protein and oil. Chromosomes: x = 10, also n = 15,19. Composition: 8 genera, 10 species. Distribution: Peru to the southern tip of South America; eastern Australia, New Zealand, the East Indies to New Caledonia and Fiji; southeast Africa. of same, Convailaria majaiip 1s. of flower, stamen inserted on base of corolla, pistil. inflorescence against p t of leaf (after Baillon, Le Ma,,,,t and De,sne). sMILAcAcBAE: b, smilru brrrsiliclrrip branchlet with tendrils and spines and inflorescence in bud, s.

Chemistry: A variety of fructosans present; rarely tanniferous; occasionally cyanogenic; sometimes produce isoquinoline, simple indole or pyrmlizidine alkaloids; sometimes saponiferous; mucilage absent. There is very close similarity between the chemistries of Poaceae and Cyperaceae according to Hegnauer. Harbome points Out the presence of the characteristic leaf flavmids (glycoflavones, tricin) of the Poaceae in Cypemxae; flavone, flavanols and leucoantho- 28 SMlTHX"ICONTRIBUTI0NS TO BOTANY d 29 NUMBER 71 cyanins are fairly numerous in Poaceae and Arecaceae, but there is only one report of flavanol and no leucoanthocyanins from Araceae; coumarin and d-mannitol are present in Poaceae and Arecaceae.

Download PDF sample

Rated 4.08 of 5 – based on 43 votes