R. caloxanthum
See Cover Article

The Quarterly Bulletin
of the
American Rhododendron Society

April 15, 1969
Vol. 23 No. 2

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 1969 by the American Rhododendron Society. Permission to reprint any portion of this volume must be granted by the Society.

Issue Contents
Growing Malesian Rhododendrons in Australia by A. W. Headlam		Propagation of Deciduous Azaleas from Winter Cuttings by Britt Smith and Frank Mossman
Riddle of a Missing Species Solved by John Patrick		Hybridizing by James and Elizabeth Caperci
The Maximum Effect by David G. Leach		My Observations in Hybridizing by A. M. Shammarello
Calcium Can Improve Rooting by A. T. Leiser and J. L. Paul		Further Information About the Species Foundation
On Being a Beginner by Clarence Barrett, Jr.		Phytophthora Root and Crown Rot by R. C. Lambe
A Report on an Asian Collecting Trip by John Patrick		Azalea Leaf and Flower Gall by R. H. Gruenhagen
Dr. Wyman Receives Veitch Medal		Our Front Cover
ARS Plant Registry		Gleaned from the Chapter Newsletters
How to Determine Shade Protection by Eldred Green		The Importing and Growing of Ericaceae in Latvia by R. Kondratovics
Hardiness Data
Granular Systemic Insecticides by Charles F. Scheer, Jr.		New Editor
		Advertisements

OFFICERS
President		Vice President
EDWARD B. DUNN		CARL H. PHETTEPLACE, M.D.
Secretary-Treasurer	Executive Secretary	Editor
DR. ROBERT L. TICKNOR	MRS. WILLIAM J. CURTIS	DR. J. HAROLD CLARKE

BOARD OF DIRECTORS

HARLEY ADAMSON, Montesano, Wash., President Gray's Harbor Chapter

CHARLES H. ANDERSON, Seattle, Wash., Term expires 1969

ROBERT L. BADGER, Tacoma, Wash., President Tacoma Chapter

GEORGE W. BAKER, Norfolk, Va., President Tidewater Chapter

MRS. ROBERT BERRY, Aberdeen, Wash., Term expires 1969

JOHN BOEGGEMAN, West Nyack, N.Y., President Tappan Zee Chapter

DR. BEN T. BRIGGS, Shelton, Wash., President Shelton Chapter

JAMES CAPERCI, Seattle, Wash., Term expires 1971

MERLE E. CISNEY, Camas, Wash., Term expires 1969

GEORGE W. CLARKE, Portland, Ore., President Portland Chapter

R. E. COMERFORD, Marion, Ore., Term expires 1969

RUSSEL L. COOVERT, Tacoma, Wash., Term expires 1969

ARTHUR I. COYLE, Waller, Texas, President Southern Chapter

DARRIS F.ECCLES, Port Townsend, Wash., President Olympic Peninsula Chapter

W. J. DRAYDON ELLICOTT, Wayne, N.J., President New Jersey Chapter

JAMES GOSSLER, Springfield, Ore., President Eugene Chapter

MRS. EMIL F. HAGER, JR., Albertson, N.Y., President New York Chapter

PAUL M. HARRIS, M.D., Indianapolis, Ind., President Indianapolis Chapter

A. W. HARTMAN, Mansfield, Ohio, President Great Lakes Chapter

JOHN HENNY, Brooks, Ore., Term expires 1971

CHARLES HERBERT, Phoenixville, Pa., President Valley Forge Chapter

LUDWIG HOFFMAN, Bloomfield, Conn., President Connecticut Chapter

ROBERT E. LEE, Charlottesville, Va., President Middle Atlantic Chapter

J. G. LOFTHOUSE, Vancouver, B. C., President Vancouver, B. C. Chapter

ALFRED S. MARTIN, Ambler, Pa., Term expires 1969

DONALD MCCLURE, Seattle, Wash., Term expires 1970

THOMAS J. MCGUIRE, Portland, Ore., President Tualatin Valley Chapter

BEN NELSON, Suquamish, Wash., Term expires 1970

HADLEY OSBORN, El Cerrito, Cal., President California Chapter

I. S. ROSSITER, Hopewell, N .J., President Princeton Chapter

JOHN SCHAMENEK, Willow Grove, Pa., President Philadelphia Chapter

HOWARD A. SHORT, Bainbridge Island, Wash., President North Kitsap Chapter

C. E. SIMONS, JR., M.D., Edmonds, Wash., President Seattle Chapter

CECIL SMITH, Aurora, Ore., Term expires 1971

RALPH H. SMITH, Delmar, N. Y., President Mohawk-Hudson Chapter

MARK SPALDING, Lacy, Wash., President Olympia Chapter

SAM TATE, West Asheville, N. C., President Southeastern Chapter

L. O. TODD, JR., Stone Mountain, Ga., President Azalea Chapter

THOMAS WHEELDON, M.D., Richmond, Va., Term expires 1971

KEN WINDRED, COOS Bay, Ore., President Southwestern Oregon Chapter

DONALD ZAUN, Wasco, Ill., President Midwest Chapter

ADVERTISING RATES FOR THE A.R.S. BULLETIN Copy should be received by the 15th of the month preceding date of publication
FULL PAGE	One-Time Rate $35.00	Four-Time Rate $125.00
ONE HALF PAGE	One-Time Rate $20.00	Four-Time Rate $70.00
ONE FOURTH PAGE	One-Time Rate $10.00	Four-Time Rate $35.00
RATE PER INCH	One-Time Rate $3.00	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 Dr. J. Harold Clarke, Editor Long Beach, Wash.