

Popularity
of Asclepias obovata over time
[Plots of numbers of papers mentioning Asclepias obovata (filled column
histogram and left hand axis scale) and line of best fit, 1926 to 2006
(complete line, with equation and % variation accounted for, in box on the left
hand side); Plots of a proportional micro index, derived from numbers of papers
mentioning Asclepias obovata as a proportion (scaled by multiplying by one
million) of the total number of papers published for that year (broken line
frequency polygon and right hand scale) and line of best fit, 1926 to 2006
(broken line, with equation and % variation accounted for, in broken line box
on the right hand side)]
Total
Mentions (Biological
Abstracts/Biosis Previews):
References
Sundell E, Thomas RD, Hooks SL (1989)
Asclepias-Obovata Ell. Asclepiadaceae Rediscovered in Arkansas USA. SIDA
Contributions to Botany 13, 376-8. Contact: SUNDELL E ; DEP NATURAL SCI, UNIV
ARKANSAS MONTICELLO, MONTICELLO, ARKANSAS 71655, USA
Christ P, Schnepf E (1988) Structure and
Function of Nectaries in Asclepiadaceae. Beitraege zur Biologie der Pflanzen
63, 55-80. Contact: CHRIST P ; UNIVERSITAET HEIDELBERG, FAKULTAET FUER BIOLOGIE,
ZELLENLEHRE, IM NEUENHEIMER FELD 230, D-6900 HEIDELBERG
Holmgren NH, Holmgren PK (1979)
Asclepias-Welshii New-Species Asclepiadaceae from Utah USA. Brittonia 31,
110-4. Contact: HOLMGREN N H ; NY BOT GARD, BRONX, NY 10458, USA
Alvarez Pellitero MDP (1971) Pharmacologic
Action of Medicinal Plants on the Nervous System. Anales del Instituto de
Farmacologia Espanola 20, 29-387.
Batista AC, Peres GEP (1961) BELAINA n.
gen. and other Sphaeropsidaceae English and German summ. Mem Soc Broteriana 14,
49-65. Contact: U. Recife, Brazil
Waterfall UT (1950) Some results of a third
summer's botanizing in Oklahoma. Rhodora 52, 165-75. Contact: Oklahoma A. and
M. Coll., Still-water
Small JK (1933) Manual of the Southeastern
flora, being descriptions of the seed plants growing naturally in Florida,
Alabama, Mississippi, eastern Louisiana, Tennessee, North Carolina, South
Carolina, and Georgia. In 'Manual of the Southeastern flora, being descriptions
of the seed plants growing naturally in Florida, Alabama, Mississippi, eastern
Louisiana, Tennessee, North Carolina, South Carolina, and Georgia'. (Published
by author)
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information. Views and opinions are those of the authors
themselves. Grateful acknowledgment is made to the following for plant
names: Australian Plant Name Index, Australian National Herbarium http://www.anbg.gov.au/cpbr/databases/apni-search-full.html; The International
Plant Names Index, Royal Botanic Gardens, Kew/Harvard University
Herbaria/Australian National Herbarium http://www.ipni.org/index.html; Plants Database,
United States Department of Agriculture, National Resources Conservation
Service http://plants.usda.gov/; DJ Mabberley (1997)
The Plant Book, Cambridge University Press (Second Edition); JH Wiersma and B
Leon (1999) World Economic Plants, CRC Press; RJ Hnatiuk (1990) Census of
Australian Vascular Plants, Australian Government Publishing Service.
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Latest update
31 January 2008 by: ANCW