R. 'Parker's Pink'
See Cover Article

The Quarterly Bulletin
of the
American Rhododendron Society

July, 1971
Vol. 25 No. 3

Published quarterly by the AMERICAN RHODODENDRON SOCIETY, Rt. 2, Box 254, Aurora, Oregon. Membership subscription to the American Rhododendron Society $7.50 a year. The Quarterly Bulletin of the American Rhododendron Society is included as a benefit of membership. Copyright 1971 by the American Rhododendron Society. Permission to reprint any portion of this volume must be granted by the Society.

Issue Contents
Issue Contents What is Hardiness All About? by Fred E. Knapp	undefined	undefined The Kalmias and Their Hybrids by Richard A. Jaynes
Issue Contents Microclimates and Their Effect on Plant Hardiness by Alfred J. Fordham	undefined	undefined Exbury Azaleas - From Seed, Cuttings, and Stools by Lawrence L. Carville
Issue Contents Hybridization in the Genus Rhododendron with Particular Reference to Inheritance of White Flower Color in R. dauricum by Gustav A. L. Mehlquist	undefined	undefined Our Front Cover by Mrs. Fred E. Knapp
	Issue Contents	undefined Lester E. Brandt by Roy Hacanson & Fred Robbins
Issue Contents Rhododendron pseudochrysanthum by Carl H. Phetteplace, M.D.	undefined	undefined R. davidsonianum 'Ruth Lyons' by Mrs. Ruth Lyons
Issue Contents R. wardii R.S.F. #96 by P. H. Brydon	undefined	undefined Bosley - Dexter Rhododendrons by Richard W. Bosley
Issue Contents President's Report, Annual Meeting, 1971 by Carl H. Phetteplace M.D.	undefined	undefined Princeton Chapter Bronze Medal Citations by Josephine V. Heuser
Issue Contents A. R. S. Plant Registry	undefined	undefined Frank S. Curto
Issue Contents A New Look at Azalea Petal Blight Control by J. Peterson and S. H. Davis Jr.	undefined	undefined Rhododendron catawbiense at Low Elevations by Robert L. Schwind
Issue Contents Rhododendron and Azalea Collection of the John T. Tyler Arboretum by John Wister & R. Macdonald	undefined	undefined Rhododendrons in South Eastern Washington and Adjacent Areas by D. Radebaugh, Jr.
Issue Contents Siuslaw and Connecticut Bronze Medals	undefined	undefined Advertisements

OFFICERS
President	undefined Eastern Vice President	undefined Western Vice President
DR. ROBERT L. TICKNOR	undefined ALFRED S. MARTIN	undefined R. CURT HUEY
Secretary-Treasurer	undefined	undefined Executive Secretary
	undefined	undefined MRS. W. J. CURTIS
Editor	undefined Associate Editor	undefined Contributing Editor
P. H. BRYDON	undefined FRED E. KNAPP	undefined DR. HERBERT HECKENBLEIKNER

BOARD OF DIRECTORS
BOARD OF DIRECTORS MELVIN C. ALLEN, Santa Cruz, Calif., President Monterey Bay Chapter
BOARD OF DIRECTORS CHARLES H. ANDERSON, Bellevue, Wn., Term expires 1971
BOARD OF DIRECTORS LEWIS BAGOLY, Phoenixville, Pa., President Valley Forge Chapter
BOARD OF DIRECTORS RICHARD J. BABA, Chicago, Ill., President Midwest Chapter
BOARD OF DIRECTORS WARREN BERG, Kent, Wn., Term expires 1973
BOARD OF DIRECTORS MRS. ROBERT BERRY, Aberdeen, Wn., Terms expires 1972
BOARD OF DIRECTORS GEORGE BETTS, Rochester, Wa., President Lewis County Chapter
BOARD OF DIRECTORS WALTER J. BLYSKAL, Spring Valley, N.Y., President Tappan Zee Chapter
BOARD OF DIRECTORS BEN M. BOYD, Atlanta, Ga., President Azalea Chapter
BOARD OF DIRECTORS E. C. BROCKENBROUGH, M.D., Bellevue, Wa., President Seattle Chapter
BOARD OF DIRECTORS JAMES CAPERCI, Seattle, Wn., Term expires 1973
BOARD OF DIRECTORS GEORGE CLARKE, Portland, Ore., Term expires 1974
BOARD OF DIRECTORS DR. J. HAROLD CLARKE, Long Beach, Wn., Term expires 1972
BOARD OF DIRECTORS FRED COLLINS, Haney, B.C., Canada, President, Vancouver, B.C. Chapter
BOARD OF DIRECTORS ROBERT COMERFORD, Marion, Ore., Term expires 1972
BOARD OF DIRECTORS ARTHUR COYLE, Waller, Tex., President Southern Chapter
BOARD OF DIRECTORS FRANK DOLESHY, Seattle, Wa., Term Expires 1971
BOARD OF DIRECTORS DARIUS ECCLES, Port Townsend, Wn., President Olympic Peninsula Chapter
BOARD OF DIRECTORS NEWTON W. EDWARDS, Alexandria, Va., President Potomac Valley Chapter
BOARD OF DIRECTORS ERNEST EGAN, New Haven, Conn., President Connecticut Chapter
BOARD OF DIRECTORS JOHN E. EICHELSER, Olympia, Wn., President Olympia Chapter
BOARD OF DIRECTORS JOHN EVANS, Oakland, Ca., President California Chapter
BOARD OF DIRECTORS EVERETT FARWELL JR., Woodside, Ca., President San Mateo County Chapter
BOARD OF DIRECTORS M. ROBERT FENTON, Pittsburgh, Pa., President Great Lakes Chapter
BOARD OF DIRECTORS DAVID FLUHARTY, M.D., Newport News, Va., President Tidewater Chapter, Term Expires 1974
BOARD OF DIRECTORS FRED GALLE, Pine Mountain, Ga., Term expires 1972
BOARD OF DIRECTORS DR. DAVID GOHEEN, Camas, Wa., President Portland Chapter
BOARD OF DIRECTORS MRS. JAMES HAINES, Aberdeen, Wn., President Grays Harbor Chapter
BOARD OF DIRECTORS DR. HERBERT HECHENBLEIKNER, Charlotte, N.C., President Piedmont Chapter
BOARD OF DIRECTORS JOHN HENNY, Brooks, Ore., Term expires 1973
BOARD OF DIRECTORS DR. FRANKLIN HERRICK, Shelton, Wa., President Shelton Chapter
BOARD OF DIRECTORS MRS. LEON J. HEUSER, Robbinsville, N.J., President Princeton Chapter
BOARD OF DIRECTORS HENRY HEYDERHOFF, Bloomingdale, N.J., President New Jersey Chapter
BOARD OF DIRECTORS MRS. HARVEY HOOKS, Birmingham, Ala., President Birmingham Chapter
BOARD OF DIRECTORS ROBERT R. HUBER, Salford, Pa., President Valley Forge Chapter
BOARD OF DIRECTORS R. CURT HUEY, Springfield, Ore., P resident Eugene Chapter
BOARD OF DIRECTORS OLAV JACOBSEN, Bainbridge Island, Wa., President North Kitsap Chapter
BOARD OF DIRECTORS GORDON JONES. Planting Fields Arboretum, N.Y., Term Expires 1974
BOARD OF DIRECTORS FRED E. KNAPP, Locust Valley, N. Y., President New York Chapter
BOARD OF DIRECTORS EDMUND V. MEZITT, Hopkington, Mass., President Massachusetts Chapter
BOARD OF DIRECTORS RAY MICHEL, Indianapolis, Ind., President Indianapolis Chapter
BOARD OF DIRECTORS HARRY NASH, Waynesboro, Va., President Middle Atlantic Chapter
BOARD OF DIRECTORS JAY O'LEARY, M.D., Coos Bay, Or., President Southwestern Oregon Chapter
BOARD OF DIRECTORS DEVERN W. PINNOCK, M.D., Florence, Ore., President Siuslaw Chapter
BOARD OF DIRECTORS DR. EMERSON A. REED, Media, Pa., President Philadelphia Chapter
BOARD OF DIRECTORS TED RICHARDSON, Mountain Home, N.C., President Southeastern Chapter
BOARD OF DIRECTORS GEORGE W. RING, Fairfax, Va., President Potomac Valley Chapter
BOARD OF DIRECTORS GORDON SAHNOW, JR., Hillsboro, Ore., President Tualatin Valley Chapter
BOARD OF DIRECTORS BRITT M. SMITH, Kent, Wa., President Tacoma Chapter
BOARD OF DIRECTORS RALPH H. SMITH, Delmar, N.Y., President Mohawk-Hudson Chapter
BOARD OF DIRECTORS TED VAN VEEN, Portland, Ore., Term expires 1973

ADVERTISING RATES FOR THE A.R.S. BULLETIN Copy should be received by the 15th of the month preceding date of publication
FULL PAGE	undefined One-Time Rate $35.00	undefined Four-Time Rate $125.00
ONE HALF PAGE	undefined One-Time Rate $20.00	undefined Four-Time Rate $70.00
ONE FOURTH PAGE	undefined One-Time Rate $10.00	undefined Four-Time Rate $35.00
RATE PER INCH	undefined One-Time Rate $3.00	undefined Four-Time Rate $10.00
For information on membership, publications, and advertising write to the Executive Secretary, Mrs. William Curtis, Sherwood, Ore.  Send material for Bulletin to P. H. Brydon, Salem, Ore.