Paper · 1959 · American Journal of Botany

POLYPLOIDY IN SOUTH AFRICAN SPECIES OF ALOË

Herbert Parkes Riley

3
claims
4
verbatim quotes
9
citations
1
research areas
—
Not open access

Abstract

R iley , H erbert P arkes (U. Kentucky, Lexington.) Polyploidy in South African species of Aloë. Amer. Jour. Bot. 46(2) : 126‐129. 1959.—Chromosomes were studied from 167 plants of 40 species of Aloë and from 1 unidentified plant; these include 40 plants of A. Davyana growing wild in the Transvaal. In all but 2 plants the diploid complement consisted of 8 long and 6 short chromosomes. The 2 plants of A. ciliaris which were studied were hexaploid with 42 somatic chromosomes. Chromosome counts include 12 species of Aloë from which chromosome numbers apparently had not been determined previously.

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Claims 3

Observationobservedoriginal resultmeasured

Claim · model-written summary

In all but 2 Aloe plants the diploid complement consisted of 8 long and 6 short chromosomes.

Taxon
Aloëe1
Outcome
diploid complemente2
Value
8 long and 6 short chromosomese2

Verbatim

e1

“Chromosomes were studied from 167 plants of 40 species of Aloë”

✓ located verbatim in the source · abstract, characters 137–199 · show in text ↑
e2

“In all but 2 plants the diploid complement consisted of 8 long and 6 short chromosomes”

✓ located verbatim in the source · abstract, characters 300–386 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The two Aloe ciliaris plants studied were hexaploid with 42 somatic chromosomes.

Taxon
A. ciliarise3
Outcome
hexaploide3
Value
42 somatic chromosomese3

Verbatim

e3

“The 2 plants of A. ciliaris which were studied were hexaploid with 42 somatic chromosomes”

✓ located verbatim in the source · abstract, characters 388–477 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Chromosome counts are reported for 12 Aloe species for which numbers apparently had not been determined previously.

Taxon
Aloëe4
Outcome
Chromosome countse4
Value
12 speciese4

Verbatim

e4

“Chromosome counts include 12 species of Aloë from which chromosome numbers apparently had not been determined previously”

✓ located verbatim in the source · abstract, characters 479–599 · show in text ↑