| Taxon | Collector | Location | Type Status | Barcode | |
|---|---|---|---|---|---|
| Rhododendron canadense (L.) Torr. | K. K. Mackenzie 6933 30 May 1916 | United States of America. New Jersey. 2/3 m. north of leonia. |  | ||
| Rhododendron atlanticum (Ashe) Rehder | B. H. Long 54440 02 Jun 1940 | United States of America. New Jersey. Cumberland Co. Along Shaw Branch Seeley. |  | ||
| Rhododendron atlanticum (Ashe) Rehder | B. H. Long 48590 31 May 1936 | United States of America. New Jersey. Cumberland Co. Along Shaw Branch of Cohansey Creek, N. W. Bridgeton. |  | ||
| Rhododendron roseum Loisel. & Rehder | J. W. Adams 1540 with M. L. T. Adams & E. T. Wherry., 15 Jul 1934 | United States of America. New Jersey. Sussex Co. Along N.Y. , S. & W. R. R. 1 to 2 mi. n. of Sparta. |  | ||
| Rhododendron roseum Loisel. & Rehder | N. L. Britton 05 Jul 1890 | United States of America. New Jersey. Sussex Co. High Point. |  | ||
| Rhododendron canadense (L.) Torr. | W. B. G. Mitchell 14 May 1932 | United States of America. New Jersey. Middlesex Co. One specimen in boggy thicket, So. Washington Ave. Newmarket. |  | ||
| Rhododendron roseum Loisel. & Rehder | J. A. Small 22 May 1960 | United States of America. New Jersey. Warren Co. Paraquarry twp. Along Appalachian Trail 1/2 mile. n. of Millbrook road.. |  | ||
| Rhododendron canadense (L.) Torr. | T. C. Porter 12 May 1881 | United States of America. New Jersey. Morris Co. Succasunna. |  | ||
| Rhododendron canadense (L.) Torr. | K. K. Mackenzie 29 May 1920 | United States of America. New Jersey. Sussex Co. South of Long Pond. |  | ||
| Rhododendron arborescens (Pursh) Torr. | Collector unknown s.n. 05 Jun 1937 |  | |||
| Rhododendron canadense (L.) Torr. | Collector unknown s.n. 05 May 1937 |  | |||
| Rhododendron calendulaceum (Michx.) Torr. | Collector unknown s.n. May 1937 |  | |||
| Rhododendron arborescens (Pursh) Torr. | A. MacElwee 27 Jun 1899 | United States of America. Pennsylvania. McCall's Ferry [a.k.a. McCall's Ferry Farm, on McCall's Ferry Rd., Lower Chanceford Township.]. |  | ||
| Rhododendron alticolum Sleumer | B. F. Palser 84-40 27 Aug 1984 | Papua New Guinea. Eastern Highlands. At lookout Point (2450 m )., in Gahavisuka Prov. Park near Goroka. |  | ||
| Rhododendron anthopogon Balf.f. | B. F. Palser 19 Jul 1972 | India. Collected in three places. This is probably from Yehmer Pass. |  | ||
| Rhododendron arboreum Sm. | B. F. Palser Apr 1974 | India. Mussoorie. |  | ||
| Rhododendron aurigenarum Sleumer | B. F. Palser 84-12 18 Aug 1984 | Papua New Guinea. Morobe. At Zenag on Lae to Wau road before reaching Bulolo. Site of type collection. |  | ||
| Rhododendron aurigenarum Sleumer | B. F. Palser 84-14 18 Aug 1984 | Papua New Guinea. Morobe. In Bulolo area. Along road to Manki tower in two areas close to one another. |  | ||
| Rhododendron bainbridgeanum Tagg & Forrest | B. F. Palser 57 10 Apr 1971 | United States of America. Oregon. Cecil C. Smith's garden. Aurora. |  | ||
| Rhododendron barbatum Wall. ex Don | B. F. Palser 05 Feb 1971 | United States of America. Oregon. Cecil C. Smith's garden. Aurora. |  | ||
| Rhododendron calendulaceum (Michx.) Torr. | B. F. Palser s.n. 25 May 1984 | United States of America. New Jersey. Somerset Co. In yard at 18 Charlotte Dr., Bridgewater. |  | ||
| Rhododendron calendulaceum (Michx.) Torr. | A. Cuthbert Apr 1881 | United States of America. Georgia. Augusta. |  | ||
| Rhododendron calendulaceum (Michx.) Torr. | R. C. Dunton 26 Apr 1967 | United States of America. North Carolina. Buncombe Co. Warren Wilson College Forest Area 7, Swannanoa. |  | ||
| Rhododendron calendulaceum (Michx.) Torr. | W. B. G. Mitchell May 1933 | United States of America. North Carolina. On mountain side Balck Mt. Range. |  | ||
| Rhododendron calendulaceum (Michx.) Torr. | J. D. Montgomery 04 Aug 1963 | United States of America. Tennessee. Sevier Co. The Great Smoky Mountains. |  | ||
| Rhododendron calendulaceum (Michx.) Torr. | J. D. Montgomery 13 Jun 1964 | United States of America. North Carolina. Swain Co. Andrews Bald, Smoky Mts. |  | ||
| Rhododendron calendulaceum (Michx.) Torr. | M. Caughey 509 23 Jun 1939 | United States of America. North Carolina. Jackson Co. Socs gaj?. |  | ||
| Rhododendron calendulaceum (Michx.) Torr. | M. A. Johnson 04 Jun 1931 | United States of America. Tennessee. Cumberland Co. Cumberland mts., road # 70, Knoxville - Sparta. |  | ||
| Rhododendron calendulaceum (Michx.) Torr. | M. A. Chrysler 4003 16 Jun 1939 | United States of America. Virginia. Blacksburg. W. of Blacksburg. |  | ||
| Rhododendron canadense (L.) Torr. | Collector unknown May | United States of America. Massachusetts. So. Hadley. |  | ||
| Rhododendron canadense (L.) Torr. | A. J. Eames 1906 | United States of America. Massachusetts. Framingham. |  | ||
| Rhododendron canadense (L.) Torr. | J. A. Small 29 Jun 1941 | United States of America. New Hampshire. Mt. Monadnock. |  | ||
| Rhododendron canadense (L.) Torr. | W. E. Manning 1586 18 Jun 1950 | United States of America. New Hampshire. East of Fitzwilliam. |  | ||
| Rhododendron canadense (L.) Torr. | M. A. Chrysler 10 Sep 1931 | United States of America. New Hampshire. S. Baldface mt. |  | ||
| Rhododendron canadense (L.) Torr. | C. A. Weatherby 5707 with U. F. Weatherby., 29 Jul 1927 | Canada. New Brunswick. Charlotte Co. Grand Manan, northwest of Higlio Pond. |  | ||
| Rhododendron canadense (L.) Torr. | J. A. Small 29 Jul 1935 | Canada. New Brunswick. Charlotte Co. Pocologan. |  | ||
| Rhododendron canadense (L.) Torr. | M. A. Chrysler 2182 29 Aug 1936 | Canada. New Brunswick. Campobello Island. |  | ||
| Rhododendron canadense (L.) Torr. | M. A. Chrysler 4216 08 Aug 1939 | Canada. Nova Scotia. S. of Yarmouth. |  | ||
| Rhododendron canadense (L.) Torr. | M. A. Chrysler 23 Aug 1928 | United States of America. s.w. of Manset, Mt. Desert Is.,Me. |  | ||
| Rhododendron canadense (L.) Torr. | S. J. Ewer 27 Jul 1929 | United States of America. Maine. Edge of intermediate region between Middle & Lower Basin Ponds. Mt. Katahdin. |  |
