https://www.gardenology.org/w/index.php?action=history&feed=atom&title=Rhododendron_arboreumRhododendron arboreum - Revision history2026-04-11T04:18:05ZRevision history for this page on the wikiMediaWiki 1.43.0https://www.gardenology.org/w/index.php?title=Rhododendron_arboreum&diff=90907&oldid=prevKpdhage: Created page with '{{SPlantbox |Min ht metric=cm |Temp Metric=°F |image=Upload.png |image_width=240 }} {{Inc| Rhododendron arboreum, Smith. Fig. 3383. Large shrub or tree, attaining 40 ft.: lvs. …'2009-12-13T19:03:27Z<p>Created page with '{{SPlantbox |Min ht metric=cm |Temp Metric=°F |image=Upload.png |image_width=240 }} {{Inc| Rhododendron arboreum, Smith. Fig. 3383. Large shrub or tree, attaining 40 ft.: lvs. …'</p>
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Rhododendron arboreum, Smith. Fig. 3383. Large shrub or tree, <br />
attaining 40 ft.: lvs. oblong to lanceolate, acute, rugose above, <br />
distinctly veined and whitish or ferrugineous-tomentose beneath, 4-6 <br />
in. long: clusters dense; pedicels short; calyx minute; corolla <br />
campanulate, blood-red, pink, or white, usually spotted, 1-1 1/2 in. <br />
across; ovary ferrugineous-woolly or mealy, usually 7-9-celled. <br />
March-May. Himalayas. B.R. 890. P.M. 1:101. Gn. 64, p. 415. G.W. 6, p. <br />
595. Var. album, DC. (R. album, Sweet, not Blume). Fls. white, spotted <br />
purple: lvs. ferrugineous beneath. G. C. III. 29:246. Var. cinnamomeum, <br />
Lindl. Fls. white, slightly blushed, darker spotted than the preceding: <br />
lvs. cinnamon-brown beneath. B.R. 1982. var. limbatum, Hook. Fls. with <br />
rosy limb and white throat, blotched purple at base: lvs. white <br />
beneath. B.M. 5311. Var. Kingianum, Hook. (R. Kingianum, Watt). Shrub: <br />
lvs. broader, strongly bullate, very dark: fls. deep scarlet; filaments <br />
rose-colored; calyx larger. G.C. III. 26:306. B.M. 7696. Var. <br />
nilagiricum, Clarke. Fls. rose-colored to deep crimson, spotted: lvs. <br />
ferrugineous beneath. B.M. 4381. Gn. 36:54. Var. puniceum, DC. Fls. <br />
purple or scarlet: lvs. white beneath. Var. Windsorii, Voss (R. <br />
Windsorii, Nutt.). Fls. deep crimson-scarlet; calyx with elongated <br />
lobes: lvs. white beneath. B.M. 5008.— This species is tender and <br />
suited only for warmer temperate regions, but has been crossed with <br />
hardy varieties and its blood is recognizable in many of our most <br />
beautiful hardy hybrids.<br />
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==Cultivation==<br />
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==Species==<br />
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==References==<br />
*[[Standard Cyclopedia of Horticulture]], by L. H. Bailey, MacMillan Co., 1963<br />
<!--- xxxxx *Flora: The Gardener's Bible, by Sean Hogan. Global Book Publishing, 2003. ISBN 0881925381 --><br />
<!--- xxxxx *American Horticultural Society: A-Z Encyclopedia of Garden Plants, by Christopher Brickell, Judith D. Zuk. 1996. ISBN 0789419432 --><br />
<!--- xxxxx *Sunset National Garden Book. Sunset Books, Inc., 1997. ISBN 0376038608 --><br />
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==External links==<br />
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__NOTOC__</div>Kpdhage