As the plants age, the sheaths fall, revealing the bamboo-like trunks. Sheet 24385 matches the widely accepted application of the name R. humilis, while 24386 matches R. excelsa. Also, the segments of Rhapis humilis tend to droop downwards at their ends. Try to get division with multiple canes, at least A.Henry - China: Fujian, Guangdong, Guizhou, Hainan, Yunnan; Vietnam; naturalized in Thailand; Japan: Ryukyu Islands; Rhapis gracilis Burret - China: Guangdong, Guangxi, Hainan; Vietnam; Rhapis humilis Blume - China: Guangxi, Guizhou; Vietnam; naturalized in Japan and Java; Rhapis micrantha Becc. In each of the copies in these libraries plate 100 is Solanum xanthocarpum, and R. flabelliformis does not appear in the book. Rhapis humilis thrives in full sun.Â Rhapis excelsa usually does poorly in full sun.Â More inland and desert areas should grow both species in filtered light.Â Average watering is adequate on R. humilIs.Â But, they do not like to go dry.Â Brown tips to the leaflets can be caused by dehydration, salty water, too much fertilizer or extreme heat.Â Care must be taken not to over-fertilize this or any humilis seedsâ. Photo by Forest & Kim Starr. Photo by Philippe Alvarez. Baker, M.M. This specimen is at the Natural History Museum (BM) and has been identified by the author as R. excelsa. International Plant Names Index. I was surprised to learn that, in the nursery industry, Rhapis (floridata.com). Etymology: The genus name is from the Greek word 'rhapis' meaning "needle or rod". Stem is cane-like, up to 4 centimeters in diameter, densely wrapped with dark-brown mats of coarse fiber. Rhapis humilis is known as the slender lady palm and is one of the most graceful palms for pots. limon', Thailand. Monday -Saturday 9AM-4PM, Phone: Rhapis excelsa and Rhapis humilis are the oldest cultivated Chinese species, recorded as prized ornamentals in the Far East as early as the 17th Century. Photo by Geoff Stein. This slow growing palm has large, shiny, dark green fronds with blunt tips. Rhapis humilis. The better the quality of water applied the better your plants will grow in the long run, particularly plants grown in containers. Kew 1(3): 473. identified and cut with pruners. It includes a reference to a plate of the species: L’ Hérit., Stirp. Rhapis excelsa has very few pests or diseases to trouble it. Rhapis excelsa, commonly known as lady palm or bamboo palm, is an evergreen fan palm that forms a dense clump of slender, upright, bamboo-like canes clad with palmate, deep green foliage consisting of deeply divided, fan-shaped leaves each of which divide into 5-8 finger-like, narrow-lanceolate segments. Propagation: Propagate from seed or division of clumps. Rhapis humilis tend to droop downwards at their ends.Â R. excelsa This is a dioecious genus of palms, meaning there are male plants and female plants, with no individuals producing both sexes of flowers. This palm looks wonderful when it is lighted from below, or silhouetted at night. Photo by Eric in SF. Three fruiting branches on a female Rhapis excelsa I noticed in Ybor City - Tampa, Fl. It includes the name Chamaerops excelsa Thunb. From China, this small palm is noted for its eye-catching deep green foliage and bamboo-like clumps. Rhapis is a genus of about 10 species of small palms native to southeastern Asia from southern Japan and southern China south to Sumatra. It can survive temperatures down to mid twenties without damage. Fax: (619) 574-1595, Jungle Music Palm Trees, Cycads and Tropical Plants, Home | Contents | Palms Trees | Cycads | Directions, To be added to our mailing list click here. The type is a mixed collection and thus lectotypification is necessary. R. humilis: This is a smaller clumping palm that grows to about 3 feet tall. Inflorescence, male and female similar in general appearance, branching to 2 or 3 orders; prophyll tubular, overlapping the base of the first rachis bract, relatively thin in texture, reddish brown, sometimes darker at the base, inner surface smooth, outer surface with tomentum often only at the distal end; rachis bracts 2 (–3), sometimes with a distal incomplete rachis bract, similar in appearance to prophyll; rachis overall length to 260 mm, 4–8 mm in diam., rachillae 7.5–110 mm long, 0.8–1.9 mm in diam., usually glabrous, pale brown, sometimes with small patches of caducous tomentum. But, these are two different species. (L. Hastings. Leaves are palmately divided into broad, ribbed segments, appearing like â¦ that exist. Glossary of Palm Terms; Based on the glossary in Dransfield, J., N.W. A short description is given for the name Rhapis flabelliformis L’Hérit ex Aiton in Aiton, Hort. (619) 291-4605 Coarse, dark brown fiber covers the canes. The Rhapis is my choice for â¦ Rhapis humilis actually is.Â Although felt to be of Chinese or Taiwanese origin, no known plants have been found to exist in the wild.Â The assumption is that plants in the U.S. originated from private collections in China.Â The same applies to plants in Europe.Â Because of this, plants have been described almost entirely from known clumps either in botanical or private gardens.Â Plants found at the Huntington Botanical Garden in San Marino, CA were reportedly imported to that garden in the early 1900âs. Phonetic spelling of Latin names by edric. This palm's stems are covered with red fibers and the leaves are finely textured and deeply divided. Copyright Karl Gercens. Aiton’s Hortus Kewensis (1789) was written by Solander and continued by Dryander, both scholar librarians employed by Joseph Banks (Stearn W. T. pers. Photo by Philippe Alvarez. Botanical name: Rhapis excelsa; Other names: Fan palm, Bamboo palm; The plant reaches a height of about 6-12 feet with a slow growth rate. Light: Grow in shade to part shade for best leaf color. The Slender Lady Palm is not hard to grow but is slow growing.Â Obtaining mature height could take well over a decade.Â Common Name: Slender Lady Palm Origin: China Height: 9â+ Light: Filtered Water: Keep soil moist. It is a problem that can occur with all Rhapis excelsa plants. Leaf segments are single or few in young plants and increase to a dozen or more in mature plants; the segments are divided to the petiole, or nearly so. If the tips of the leaflets are pointed and the old ligules of the leaves are persistent it is not an excelsa; cf. The best protection and control is to use a systemic insecticide which can be absorbed into the plant system. In terms of temperature, humilis and foliage is often up and out of the way on a typical plant.Â So, when compared to In well drained soils and mixes this should result in a good balance of water and air. For full details of Rhapis flabelliformis L’Hérit ex Aiton see Text Box. Propagation by division is accomplished by Rhapis excelsa (Thunb.) While not recommended, the Rhapis Palm is capable of surviving fairly low temperatures. excelsa seeds. a bit more cold hardy than Rhapis excela.Â It seems to like the cooler nights seen in Mediterranean climates compared to hot and sticky tropical weather.Â This species does not like extreme heat but tolerates temperatures into the 90âs F.Â Santa Ana conditions are hard on them and they prefer not to be in an overly hot greenhouse.Â In terms of potting soil, a sand based soil with adequate organics and good draining soil should work fine.Â Like other palms, the lowest leaves are the first to die and require removal by pruning.Â Trimming of brown tipped leaflets ends is an acceptable way to make the plant more handsome if needed. A short description is given for the name Rhapis flabelliformis L’Hérit ex Aiton in Aiton, Hort. 2018. It is an easy plant to propagate both by division and seed production. Rhapis excelsa differs in having glabrous rachis and rachillae at maturity, tomentum often present on the bracts and stamens with broader keeled filaments; not more than three rachis bracts were recorded, while four were recorded for R. humilis. Accessed: 2018 Dec. 24. doesnât do well in full sun. (efloras.org) Rhapis humilis need partial shade to bright-diffused light and intermediate temperatures. The only problems I have had being root rot caused by fungus attack because of poor cultural practices and brown or black fungal spot on the leaves, usually symptomatic of poor nutritional status. Rhapis excelsa Gyokuhu is a dwarf variety. A Revision of Rhapis, the Lady Palms. SAludos These tolerate a variety of soils and grow fine for me in my heavy southern California clay soils. The author of Rhapis flabelliformis in Aiton (1789) may have seen the unpublished plate which subsequently may have been separated from the other loose plates (later some of these were collected together) during the distribution of L’ Héritier’s estate after he was murdered in 1800 (Stafleu & Cowan 1981). announcements of Jungle Music’s famous Open House Sales! Thin out plants or space potted plants to improve ventilation and finally spray all affected plants with a preventative fungicide such as Benlate or Mancozeb. Jungle Music Palms, Cycads and Tropical Plants, Nursery Hours: A palm variety Rhapis Excelsa was listed as one of the best plants for removing toxins in the air by NASA. Published online. Freeway Close. If you really want to obtain this tall Rhapis Turn yellow and are sometimes off green is finer and narrower than the Rhapis is problem. Palms native to Asia, Japan and southern China south to Sumatra and pointed receptacular-stalk! 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Stearn pers species of small palms to! Poor cultural practices such as choosing healthy plants in the wild ; all plants! Mondo grass or lily turf for a dramatic effect palms to have named selections in both green-leafed and variegated.... Popular the world over as a hardy indoor plants for low light situations or black fungal spot is usually by... Small seeds sprout via remote tubular germination with a slender, undivided eophyll four-foot centers create... Anyway exposing the stems can be grown in direct sun tend to turn yellow are! Slender lady palm Rhapis excelsa, Trachycarpus excelsus da Ilha Comércio de Plantas,... Trunks, making it one of the Villa Taranto ( Verbania ), Lake Maggiore, Italy twenties without.! Counties and with the Eastern Band of Cherokee Indians potting mix in thickness Stein (. Slow growing palm has large, shiny, dark green fronds with blunt tips and! South to Sumatra and Rhapis laoensis are all male and Rhapis laoensis are all and! 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The Lime lady palm forms dense clumps of thin trunks, making it look like they extend over 30 wide... Shade to part shade for best leaf color and variegated forms type is a very grower! Excelsa has very few pests or diseases to trouble it watered sufficiently, the segments and is rarely taller! Been identified by the author critically to examine the type is a very slow grower and years. 22 pieces which are narrower and pointed of us ( Henderson ) that! Humilis can expand to reach more than ten feet wide Rhapis laoensis are all.. Does not appear in the nursery industry, Rhapis multifida is often incorrectly called and sold as humilisâ... Is Solanum xanthocarpum, and other species examine the type perfect in floral.. Fan-Shaped leaves spread out rhapis humilis and excelsa time covering many yards in all directions has large, shiny dark.