JARS v43n4 - Names Of Plants: Part Seven

Names Of Plants: Part Seven
Theo Smid
Hayward, California

Rhododendron Species — P
R. pachycárpon Sleum. (G. pachus thick + karpos fruit)
R. pachýpodum Balf. f. & W.W. Sm. (G. thick + pous, podos foot, i.e. pedicel)
R. pachysánthum Hayata (C. thick + anthos flower)
R. pachystígma Sleum. (G. thick stigma)
R. pachytríchum Franch. (G. thick + trichos hair) Ch. "tomentose r."
R. papillàtum Balf.f. & Cooper (L. nippled)
R. papuànum Beccari (of Papua)
R. paríshii C.B. Clarke in Hook, (of Rev. Charles S. P. Parish, Calcutta 1822-1897, chaplain to forces at Moulmein, Burma, 1852-78; collected orchids & ferns; retired to Somerset; drawings at Kew) Parishia Hook.f.
R. parmulàtum Cowan (L. with a small round shield) Ch. "discoid calyx r."
R. párvulum Sleum. (L. very small)
R. pauciflòrum King & Gamble (L. with few flowers)
R. pectinàtum Hutch. (L. shaped like a comb)
R. pemakoénse Ward (of Pemako Prov., e. Xizang, i.e. Tibet) Ch. "false-solitary-flower r."
Pátulum Group (L. open, spreading)
R. péndulum Hook. f. (L. hanging)
R. pentaphýllum Maxim. (G. five-leaf) Five-Leaf Azalea, Akebona Tsutsuji intr. 1914.
R. perakénse King & Gamble (of Perak, Malaysia)
R. periclymenoìdes (Michx.) Shinn. (G. periklumenon , a shrub like honeysuckle in Diosc. 4, 14) Pinxterbloom, Honeysuckle, Election Pink, etc.; disc, by Rev. John Banister c.1734; its most recent name R. nudiflorum .
R. perpléxum Sleum. (L. obscure, intricate)
R. petrócharis Diels (G. petros stone + charis grace, i.e. habitat)
R. phaeóchitum F.v. Mueller (G. phaios dusky + chiton tunic, i.e. dark, rufous indumentum)
R. phaeóchrysum Balf.f. &W.W. Sm. (G. dusky gold-colored)
var. agglutinàtum (Balf. f. & Forr.) Chamb. (L. joined by adhesion, i.e. indumentum)
var. levistràtum (Balf. f. & Forr.) Chamb. (L. smooth cover)
R. phaeopéplum Sleum. (G. dusky + peplos cover, cloak, i.e. dark indumentum)
R. phaèops Sleum. (G. dark + ops eye or appearance)
R. pièrcei Davidian (of Mr. & Mrs. L. J. Pierce, rhododendron growers, U.S.)
R. pingiànum Fang (of Prof. C. Ping, director of Biological Laboratory, Science Society, Nanking) Ch. "spongy r."
R. planecostàtum Sleum. (L. plainly ribbed)
R. platýpodum Diels (G. platos broad-footed) Ch. "broad-stalked r."
R. pleiánthum Sleum. (G. pleios full-flower)
R. pleistánthum Balf. f. ex Wilding (G. pleistos the greatest number-flower)
R. pneumonánthum Sleum. (G. pneuma wind + flower, i.e. corolla "blown up" or widened in the middle)
R. pocóphorum Balf.f. ex Tagg (C. pokos a fleece + phorein to bear, i.e. woolly indumentum)
var. hemidártum (Balf. f. ex Tagg) Chamb. (G. half + derein to skin, i.e. patchy indumentum)
R. pogonophýllum Cowan & Davidian (G. pogon beard + leaf)
R. polyánthemum Sleum. (G. polus many + anthemon flower)
R. polyclàdum Franch. (G. many klados young branch) Scintillans Group (L. sparkling) cult. 1924.
R. polýlepis Franch. (G. many lepis scale) Ch. "very-scaly r."
R. poménse Cowan & Davidian (of Pome Prov., s.e. Xizang, i.e. Tibet)
R. pónticum L. (of the Pontus, now n.e. coast of Turkey) intr. from Gibraltar 1763.
R. poreménse J.J. Sm. (of Porema, a place in cent. Celebes)
R. porphyránthes Sleum. (G. porphura the purple dye obtained from the murex, a marine gastropod + flowers)
R. potanínii Batalin (of Grigori N. Potanin, 1835-1920, Russian explorer and collector in c. and e. Asia, especially w. China)
R. praèstans Balf. f. & W. W. Sm. (L. outstanding) Ch. "outstanding r."
R. praeterìtum Hutch. (L. passed-over)
R. praetervìsum Sleum. (L. seen before) The author had previously considered it to be a form of R. longiflorum .
R. praevérnum Hutch. (L. before spring) Ch. "early-spring r."
R. prainiànum Koord. (of Sir David Prain, 1857-1944, Indian Medical Service; supt. Calcutta Botanic Garden; prof, of bot. Medical Coll., Calcutta; pres. Linnean Soc.)
R. préptum Balf. f. & Forr. (G. preptos distinguished)
R. primuliflòrum Bureau & Franch. (primula-flower) Ch. "primrose r."
R. príncipis Bureau & Franch. (L. of first place) Velléreum Group (L. fleecy)
R. prinophýllum (Small) Millais (G. Prinos is the name of the Holm-Oak, Quercus ilex , Theocr. 5, 95, Diosc. 1, 116; formerly R. roseum Rehd.) Pinkshell Azalea.
R. prolíferum Sleum. (Med. L. proliferous)
R. prònum Tagg & Forr. (L. leaning forward)
R. protándrum Sleum. (L. projecting stamen)
R. protepìdes Balf. f. & W. W. Sm. (resembling a Protea )
R. protístum Balf. f. & Forr. (G. lit. the first of the first) Ch. "raise-one's-head r."
var. gigánteum (Forr. & Tagg) Chamb. (G. giant) Ch. "big-tree r."
R. pruniflòrum Hutch. & Ward (L. plum-flower)
R. prunifòlium (Small) Millais (L. plum-leaf) Plumleaf Azalea; first collected by R. M. Harper in Ga., 1913; intr. in 1918 by Arnold Arbor.
R. przewálskii (rz as in Dvorak) Maxim, (of N. M. Przewalski, 1839-1888, Russian traveler & geographer) intr. 1880; Ch. "Qinghai r.", "loquat r.", "Gansu-Sichuan r."
R. psammógenes Sleum. (G. psammos sand + genos child, i.e. sandy habitat)
R. pseudobuxifòlium Sleum. (G. & L. false-box-leaf)
R. pseudochrysánthum Hayata (G. false-gold-flower)
R. pseudocilíipes Cullen (pseudo R. ciliipes )
R. pseudomurudénse Sleum. (resembling R. murudense Merr. = R. crassifolium Stapf)
R. pseudónitens Sleum. (false R. nitens )
R. pseudotrichánthum Sleum. (false R. trichanthum )
R. psilánthum Sleum. (G. psilos bare-flower)
R. pubéscens Balf. f. & Forr. (L. with downy hair, i.e. lvs.) Ch. "pubescent r."
R. pubicostàtumT.L Ming (L. hairy-ribbed) Ch. "hairy-ribbed r."
R. pubigérmen J. J. Sm. (L. hairy-bud)
R. pubitùbum Sleum. (L. hairy-trumpet)
R. pudorìnum Sleum. (L. somewhat bashful, blush)
R. pudoròsum Cowan (L. very bashful, blush)
R. pulchroìdes Chun & Fang (like R. pulchrum , once used for the azalea 'Phoeniceum')
R. pulleànum Koord. (of A. Pulle, Dutch botanist who collected in New Guinea)
R. pùmilum Hook. f. (L. dwarf) Ch. "dwarf r."
R. purdómii Rehd. & Wils. (of William Purdom, 1880-1921; worked at Kew, 1902-8; collected in Inner Mongolia, Shanxi, Shaanxi and Gansu). In 1911 he and three Chinese helpers were attacked by a large band of brigands; explored Moutan Shan, Paeony Mt., never before visited by Europeans; discovered the dark-red Paeonia suffruticosa at Choni found Ligularia purdomi , Primula purdomi and other new plants; injured in a fall on sacred Lien Hwa Shan; dragged to her cell by an old Daoist nun who nursed him back to health; later when he returned to visit her learned that she had been murdered by the White Wolves gang.
R. purpureiflòrum J. J. Sm. (L. purple-flower)
R. pyrrhóphorum Sleum. (G. purros flame-colored + phorein to bear)

Rhododendron Species — Q
R. quadrasiànum Vidal (of J.F. Quadras, who collected it in the Philippines)
var. rosmarinifòlium (rosemary-leaf)
R. quinquefòlium Bisset & S. Moore (L. five-leaf) Cork Azalea, Goyo Tsutsuji ; disc, by James Bisset in 1876.

Rhododendron Species — R
R. racemòsum Franch. (L. flowers in an indeterminate bunch) Ch. "axillary-flower r." intr. 1889.
R. radéndum Fang (L. to be shaved) Radendum is the gerundive of radere , to shave or scrape, implying necessity of propriety. The reference may be to the strap-shaped hairs on the leaves and pedicels.
R. ràdians J. J. Sm. (L. having rays)
R. ramsdeniànum Cowan (of Sir John F. Ramsden, who cultivated the plant at Muncaster Castle, Cumbria, famed for its rhododendron and azalea gardens in the Lake District, where it flowered in 1934)
R. rappàrdii Sleum. (of F. Rappard, once head of the Dutch Forest Service in New Guinea)
R. rarilepidòtum J. J. Sm. (L. few + G. scaled)
R. ràrum Schlechter (L. rare where he first found it, but common elsewhere)
R. recurvoìdes Tagg & Ward (resembling R. recurvum , which now is R. roxieanum )
R. renschiànum Sleum. (of Use Rensch, botanist, who accompanied her zoologist husband, B. Rensch, in exploration of the Lesser Sunda Islands, Indonesia)
R. reticulàtum D. Don (L. netted, i.e. venation) Rose Azalea, Kobane Mitsiba Tsutsuji ; intro. to Eur. in 1865.
R. retrosípilum Sleum. (L. with hairs bent backward)
R. retùsum (Blume) Bennett (L. blunt, i.e. with a rounded, notched tip)
R. revóltum Sleum. (L. turned back)
R. réx Lévl. (L. king) Ch. "king r."
ssp. arízelum (Balf. f. & Forr.) Chamb. (G. arizelos very conspicuous) Ch. "eye-catching r."
ssp. fictolácteum (Balf. f.) Chamb. (L. false R. lacteum ) Ch. "false-milky-yellow r.'; seeds first collected by Abbé Delavay and grown in the Jardin des Plantes , Paris.
R. rhòdochroum Sleum. (G. rose + chros skin, complexion)
R. rhòdopus Sleum. (G. rose + pnus foot, i.e. pedicel)
R. rhodosálpinx Sleum. (G. rose + salpigx war-trumpet)
R. rhodóstomum Sleum. (G. rose + stoma mouth)
R. rhombifòlium R. C. Fang (G. rhomboid + L. leaf) Ch. "rhombic-leaved r."
R. rígidum Franch. (L. stiff, i.e. branches) Ch. "basal-hair r."
R. ripénse Makino (L. of a riverbank) Riverbank Azalea, Kishi Tsutsuji ; said to be the true parent of 'Mucronatum'.
R. rípleyi Merr. (of S. Ripley, Amer. ornithologist who collected in Sumatra)
R. ríriei Hemsl. & Wils. (of Rev. B. Ririe, Chinese Inland Missions, friend of E. H. Wilson) Ch. "great-bell r."
var. hypópitys Chamb. (G. lit. under a pine)
R. rivulàre Hand.-Mazz. (L. of a stream) Riverbank Azalea.
R. robinsónii Ridley (of Herbert C. Robinson, 1874-1929, zoologist who collected in Queensland, Malaysia; Dir. Federated Malay States Museums; inspector of fisheries; first person to ascend Cunong Tahan in Pahang, Malaya) Eugenia robinsoniana Ridley.
R. roseàtum Hutch. (L. rose-colored)
R. rosendàhlii Sleum. (of Carl O. Rosendahl, 1875-1958, prof. of bot., Univ. of Minn.)
R. rothschìldii Davidian (of Lionel de Rothschild of Exbury, 1882-1942)
R. roxieànum Forr. (of Mrs. Roxie Hanna of Dali-fu, China, friend of George Forrest) Ch. "rolled-leaf r."
var. cucculàtum Hand.-Mazz. (L. hooded)
Oreonástes Group (G. oros mountain + nastos close-pressed)
R. rubéllum Sleum. (L. slightly red)
R. rubiginòsum Franch. (L. rusty, i.e. reddish-brown scales) Ch. "reddish-brown r."
var. ptilostylum R.C. Fang (G. ptilon feather, down + style)
Desquamàtum Group (L. abraded) Ch. "camellia-leaved r."
R. rubrobracteàtum Sleum. (L. with red bracts)
R. rubropilòsum Hayata (L. with reddish hairs) Redhair Azalea; intr. by E. H. Wilson in 1918; again by Dr. J. L. Creech in 1968.
R. rùde Jagg & Forr. (L. uncultivated)
R. ruféscens Franch. (L. becoming dull-red)
R. rufohírtum Hand.-Mazz. (L. dull-red-haired) collected in Yunnan for USDA Nat'l Arboretum by Dr. J.L. Creech.
R. rufosquamòsum Hutch. (L. dull-red-scaled)
R. rùfum Batalin (L. dull red) Ch. "yellow-haired r." intr. 1925.
R. rugòsum Low ex Hook.f. (L. wrinkled)
R. rupícola W. W. Sm. (L. rock-dweller)
var. chrýseum (Balf. f. &Ward) Philips. & Philips. (G. chrusosgold) Ch. "golden r."
var. muliénse (Balf.f. & Ward) Philips. & Philips, (of Muli, s.w. China) Ch. "Muli r."
R. russátum Balf.f. & Forr. (L. dark-red) Ch. "purplish-blue r." The first refers to the color of the scales; the second to the color of the flower.
R. rutténii J. J. Sm. (of L. Rutten, Dutch geologist who collected in Malaysia)

Rhododendron Species — S
R. saisiuénse Nakai (Azalea from Saisiu, Cheju Isl., off the coast of South Korea)
R. salicifòlium Beccari (L. willow-leaf)
R. saluenénse Franch. (of the Salween R., China) Ch. "Nu Jiang r." intr. 1914.
ssp. chameùnum (Balf. f. & Forr.) Cullen (G. chameune a bed on the ground)
var. prostràtum (W. W. Sm.) R.C. Fang (L. prostrate)
R. sanctum Nakai (L. holy, i.e. at the great shrine of Ise in so. Honshu) Shrine Azalea, Jingu Tsutsuji .
R. sánguineum Franch. (L. blood-red) Ch. "blood-red r."
var. haemáleum (Balf. f. & Forr.) Chamb. (G. haimaleos blood-red) Ch. "purple-blood r."
var. cloióphorum (Balf. f. & Forr.) Chamb. (G. kloios a dog-collar + phorein to bear)
var. himértum (Balf. f. & Forr.) Chamb. (G. himertos longed for)
ssp. dídymum (Balf. f. & Forr.) Cowan (G. didumos double) Ch. "black-red r."
R. santapaùi Sastry, Kataki, Peter Cox, Patricia Cox & P. Hutchinson (of Rev. H. Santapau of n.e. India)
R. sargentiànum Rehd. & Wils. (of Charles Sprague Sargent, 1841-1927, creator of Arnold Arboretum; The Silva of North America , 1891-1902; Manual of the Trees of North America , 1905) Ch. "narcissus r."
R. saruwagédicum Foerster (of the Saruwaged Mts., New Guinea)
R. sataénse Nakai (of Sata, Kyushu Isl.) Sata Azalea.
R. saxifragoìdes J. J. Sm. (resembling Saxifraga )
R. sàyeri Sleum. (of W. Sayer, English naturalist and collector in New Guinea)
R. scabridibracteàtum Sleum. (L. with scurry bracts)
R. scabrifòlium Franch. (L. rough-leaf) Ch. "rough-leaved r."
var. spicíferum (Franch.) Cullen (L. bearing spikes)
var. pauciflòrum Franch. (L. few-flowered)
R. scábrum G. Don (L. rough, scurfy) Luchu Azalea, Kerama Tsutsuji ; grown in gardens around Kagoshima for more than 250 years.
R. scarlatìnum Sleum. (L. reddish)
R. schistocàlyx Balf. f. & Forr. (G. schizein to split + calyx)
R. schizostígma Sleum. (G. split stigma)
R. schléchteri Lauterbach (of Friedrich R.R. Schlechter, 1872-1925, famous Berlin botanical collector)
R. schlippenbáchii (-bacb-) Max. (of Baron A. von Schlippenbach, Russian naval officer who discovered it in 1854) Royal Azalea, Kurofune Tsutsuji . Ch. flowers similar to shape of character for man.
R. schóddei Sleum. (of R. Schodde, who collected in New Guinea)
R. scopulòrum Hutch. (L. of crags) Ch. "rocky-cliff r."
R. scortechìni (-kee-) King & Gamble (of Rev. Benedetto Scortechini, 1845-1886, Italy, Calcutta. In Queensland, 1871-84, collaborated with F. M. Bailey, G. King & F. von Mueller; published on mycology) Scortechìnia Hook. f.
R. searleànum Sleum. (of L. K. Searle, who first collected it in New Guinea in 1972)
R. seàrsiae Rehd. & Wils. (of Sarah Choate Sears, 1858-1935, artist in Mass.) Ch. "green-spotted r.", intr. 1908.
R. seimúndii J. J. Sm. (of E. Seimund, an English collector in Malaysia)
R. seinghkuénseWard (of the Seinghku Valley, Upper Burma)
R. selénse Franch. (of Sie-La, w. Yunnan) Ch. "variable r."
ssp. dasýcladum (Balf. f. &W.W. Sm.) Chamb. (G. dasus hairy + klados shoot)
ssp. jucúndum (Balf. f. & W. W. Sm.) Chamb. (L. pleasant)
ssp. setíferum (Balf. f. &W. W. Sm.) Chamb. (L. bearing bristles)
R. semibarbàtum Max. (L. half-bearded, i.e. shoots with glandular & eglandular hairs)
R. semnoìdes Tagg & Forr. (resembling R. semnum , now R. praestans )
R. seránicum J. J. Sm. (of Ceram Island, called 'Seran,' in the Moluccas)
R. serpyllifòlium (A. Gray) Miq.(L. leaf of Thymus serpyllum) Wild-Thyme Azalea, Unzen Tsutsuji ; intr. into Eng. by Maries c.1880.
R. serrulàtum (Small) Millais (L. finely saw-toothed) Hammock [= hummock] Sweet Azalea; intr. by Arnold Arbor, in 1919, but first collected by Thomas Drummond near New Orleans c.1830.
R. sessiliifòlium J. J. Sm. (L. leaf without a stalk)
R. setòsum D. Don (L. very bristly) Ch. "bristly r."
R. sheìlae Sleum. (of "Sheila Collenette, amateur botanist and explorer of Mt. Kinabalu [orchids and rhododendrons] in the sixties. Lives at Edinburgh; busy with a Flora of Arabia" — Sleumer)
R. sherríffii Cowan (of Maj. George Sherriff, 1898-1967, vice-consul at Kashgar) With Frank Ludlow he made several botanical and ornithological surveys of the Himalaya; 1934: Primula sherrìffae (for his mother), P. ludlowii ; 1936: 2,000 specimens, including R. sherriffii ; 1938: R. viscidifolium , Paeonia lutea var. ludlowii . Also, 1946-7 and 1949. The Ludlow & Sherriff rhododendrons are listed in The Rhododendron Handbook 1980, Royal Hort. Soc., pp. 319-322. Sherriff discovered 27 new primulas which he grew, with other Himalayan plants, at Kirriemuir, Scot. He boasted that he had seen every primula known to science.
R. shweliénse (shway-) Balf. f. & Forr. (of the Shweli River, s.w. Yunnan)
R. skhoténse Pojarkova (of Sichot at Ol'ga Bay, Khabarovsk, s.e. Siberia)
R. sidéreum Balf. f. (L. starry, brilliant)
R. siderophýllum Franch. (G. sidereos made of iron, i.e. rusty + leaf) Ch. "rusty-leaved r."
R. sikangénse Fang (of Sikang Prov., s.w. Sichuan) Ch. "W. Sichuan r."
R. sikayotaizanénse Masumune (of Sikayotaizan, Taiwan) Azalea.
R. simiàrum Hance (L. of monkeys) Ch. "monkey-head r." Perhaps the sometimes red-hairy capsule contributed to the name.
ssp. yoúngae (Fang) Chamb. (of Mrs. Young Fang, d. 1936, mother of the author) Ch. "curved-point r."
R. símsii Planch, (of John Sims, 1749-1831, M.D. Edinb., physician to Princess Charlotte; edited Ann. Bot. , 1804-6, Curtis's Bot. Mag. , 1801-26) Sims Azalea. Ch. "cuckoo", "reflect mountain red r."
R. símulans 1. Sleum. (L. imitative), Vireya listed in The Rhododendron Handbook , 1980, Royal Hort. Soc., p. 98.
R. símulans 2. (Tagg & Forr.) Chamberlain, stat. nov. for R. mimetes Tagg & Forr.
var. simulans Tagg & Forr.; in Notes R.B.G. Edinb. 39:2:343 (1982)
R. sinofalcóneri Balf. f. (Chinese R. falconeri )
R. sinogránde Balf. f. & W. W. Sm. (Chinese R. grande )
R. smirnówii Trautv. (of M. Smirnow, a friend of the discoverer, Baron Ungern-Sternberg) intr. 1886.
R. smíthii Nutt. ex Hook.f. (of Sir James E. Smith, 1759-1828, M.D. Leyden). In 1784 Smith purchased Linnaeus's collections and in 1788 founded the Linnean Society, of which he was president to 1828. Among his publications: Icones Pìctae Plantarum Rariorum , 1790-93; English Flora (with J. Sowerby), 1790-1814, 36 vols. Smithia Aiton.
R. solitàrium Sleum. (L. alone)
R. soùliei Franch. (of Père Jean-Andre Soulié, 1858-1905, medical missionary who made many dangerous journeys into e. Tibet. He was murdered in the general massacre of missionaries by Batang lamas; intr. Buddleia davidi .)
R. spanotríchum Balf. f. & W. W. Sm. (G. spanos scarce + hairs)
R.spathulàtum Ridley (G. spathe a broad blade)
R. sperábile Balf.f. & Farr. (L. to be hoped for)
var. weihsiénse (way-shee-) Tagg (of Weisi, w. Sichuan)
R. sperabiloìdes Tagg & Forr. (like R. sperabile )
R. sphaeroblástum Balf.f. & Forr. (G. sphaira a ball + blastos a bud)
R. spilòtum Balf. f. & Farr. (G. spilos a stain)
R. spinulíferum Franch. (L. bearing spines) Ch. "firecracker flower".
var. glabréscens K. M. Feng (L. becoming smooth) Ch. "few-haired firecracker flower".
R. spondylophýllum F. v. Mueller (G. sphondulos a vertebra, i.e. its hardness, + leaf)
R. stamíneum Franch. (L. with prominent stamens) Ch. "long-stamen r.", "six-bone tendon".
var. lasiocárpum R.C. Fang & C. H. Yank (G. lasios shaggy with hair + karpos fruit)
R. stellígerum Sleum. (L. star-carrying, i.e. bright)
R. stenaùlum Balf. f. & W.W. Sm. (G. stenos narrow + aulos tube)
R. stevensiànum Sleum. (of P. Stevens, who collected it in New Guinea)
R. stewartiànum Diels (of Laurence B. Stewart, 1876-1934, curator, Royal Botanic Garden, Edinburgh) Ch. "fascinating r."
R. stolleànum (shtolle-) Schlechter (of a Herr Stolle who participated in the Kaiserin-Augusta Expedition on the Sepik R. in former Kaiser Wilhelmsland, New Guinea, c.1912-13)
R. stesemánnii (shtrese-) J. J. Sm. (of ornithologist E. Stresemann,who collected in the Moluccas; bro. of Gustav Stresemann, who shared with Aristide Briand the Nobel Peace Prize in 1926)
R. strigillòsum Franch. (L. with many short bristles) Ch. "prickly r." intr. 1904.
R. suavèolens Sleum. (L. sweet-smelling)
R. subansiriénse Chamberlain & Cox (of the Subansiri Division, n. e. India)
R. subcordàtum Beccari (L. almost heart-shaped)
R. subcrenulàtum Sleum. (L. somewhat scalloped)
R. subpacíficum Sleum. (at the Pacific Ocean)
R. subséssile Rendle (L. sitting under, i.e. almost stalkless)
R. subulíferum Sleum. (L. awl-bearing)
R. subulòsum Sleum. (L. awl-shaped, i.e. lvs.)
R. succóthii Davidian (of Sir George I. Campbell of Succoth, w. Scotland, grower of rhododendrons)
R. sulfúreum Franch. (L. sulfur-colored) Ch. "sulfur r."
R. sumatrànum Men. (of Sumatra, collected in the Vanderbilt expedition in the 1930s)
R. supérbum Sleum. (L proud)
R. surasiànum Balf.f. & Craib (of Surat or Surasi, Chiengmai Prov., no. Thailand)
R. sutchuenénse Franch. (of Sichuan) intro. 1911 Ch. "Sichuan r."
R. syringoídeum Sleum. (G. like surigx a shepherd's pipe)

Other Ericaceous Genera — P
Pernéttya Gaudichaud-Beaupré (named for A. J. Pernetty, 1716-1801, who accompanied Bougainville on his voyage of circumnavigation, 1766-69 and later wrote an account of a trip to the Falklands) c.25 spp., NZ., Tasmania, Mex.-So. Amer.
P. alpìna Franklin (of mountains), mts. of So. Isl., N.Z.
P. macrostígma Colenso (G. large stigma) throughout NZ.
P. mucronàta (L.f.) Gaud.-Beaup. (L. having a short, straight point) Straits-of-Magellan region, cult. 1828.
var. angustifòlia (Lindl.) Reiche (L. narrow lvs.) cult. 1840.
P. nàna Col. (G. & L. dwarf) N.Z.
P. prostràta (Cav.) Sleum. (L. trailing along the ground) Costa Rica - no. Chile, cult. 1874.
P. pùmila (L.f.) Hook. (L. dwarf) so. So. Amer.
var. leucocàrpa (DC) Kausel (G. leukos white + karpos fruit) so. Chile.
P. tasmànica (L.f.) Hook.f. (of Tasmania)

Phyllódoce Salisbury (a Nereid, attendant to Cyrene, who was brought by Apollo to No. Africa [e. Libya], Virgil, Ceorgìcs IV, 336) Mountain Heather, c.8 circumboreal spp.
P. aleùtica (K. Spreng.)A. Heller (of the Aleutians) e. Asia-Alaska intr. 1915.
P. brèweri (A. Gray) A. Heller (of Wm. H. Brewer, 1828-1910, geologist & botanist, leader of field-parties of Cal. State Geological Survey) Mt.-Heather Sierra Nev., San Bernardino Mts. no. to Mt. Lassen.
P. caerùlea (L.) Babington (L. sky-blue; actually purple) circumpolar so. to Me., N.H. Alta. cult. 1806.
P. empetrifórmis (Sm.) D. Don (shaped like Empetrum Crowberry) no. Cal.- Alaska, Rocky Mts. cult. 1830.
P. glanduliflòra (Hook.) Coville (L. glandular flowers) Alaska- so. Ore.- Rocky Mts. intr. c. 1885.
P. nippónica Mak. (Japanese) intr. 1915.
P. tsugifòlia Nakai ( Tsuga hemlock-leaves) no. Japan.

Pìeris D. Don (a mountain in Thessaly, Greece, birthplace of the Muses) c.8 spp. e. Asia, Himal., No. Amer.
P. floribúnda (Pursh ex Sims) Benth. & Hook. (L. free-flowering) Fetterbush Va.- Ga. intr. 1800.
P. formòsa (Wallich) D. Don (L. beautiful) e. Himal. cult. 1885.
P. forréstii R. Harrow ex W.W. Sm. (of George Forrest, 1873-1932) Himal. intro. c.1910.
P. japónica (Thunb.) D. Don ex G. Don (Japanese) cult. 1870.
P. nàna (Maxim.) Makino (G. & L. dwarf) no. Asia intr. 1915.
P. phillyreifòlia (Hook.) DC (lvs. like those of phillyrea , Oleaceae ) coastal plain no. Fla.-Ga.-Ala.
P. taiwanénsis Hayata (of Taiwan) intr. 1918.

Other Ericaceous Genera — R
Rhodothámnus Reichenbach (G. rhodon rose + thamnos a bush, i.e. rose-colored flowers) 1 sp. Alps to e. Siberia; intro. c.1790.
R. chamaecístus (L.) Rchb. (G. chamai on the ground + Cistus ); classified by Linaeus as Rhododendron chamaecistus .

This series began in the Spring 1988 issue of the ARS Journal and will continue in the Winter 1990 issue.