Guihaia grossifibrosa

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Guihaia (gwee-hah-EE-ah)
grossifibrosa
(groh-sihf-ih-BROH-sah)
GuiGro.jpg
In habitat. Photo-Rare Palm Seeds.com
Scientific Classification
Genus: Guihaia (gwee-hah-EE-ah)
Species:
grossifibrosa
(groh-sihf-ih-BROH-sah)
Synonyms
None set.
Native Continent
Asia
Asia.gif
Morphology
Habit: Clustering & solitary
Leaf type: Costapalmate
Culture
Survivability index
Common names
Dragon Scale Palm

Habitat and Distribution

China Southeast, Vietnam. (22.625504°N, 105.952148°E)
China. Photo by Garrytsen.

Description

Clustering fan palm to about 1.8 m tall; stem erect or decumbent, about 1 m tall, 23 cm in diam. Leaves several in crown; sheath tubular, prolonged into a triangular tongue-like lobe to 10 cm opposite the petiole, distintegrating into a lattice of broad flat fibers but the margins remaining entire; petiole usually 40-50 cm long, the longest up to 1.8 m, ca. 3-4 mm wide, ± hemispherical in cross-section, unarmed, bearing scattered caducous scales; adaxial hastula rounded, about 6 mm x 6 mm, fringed with caducous hairs; lamina to about 35 cm in diam. at the mid-line, divided to about 'Ys or almost to the insertion into, about 10-21 single-fold (rarely two-fold) reduplicate segments up to about 15 mm wide, the outermost segments very narrow, the segment tips very briefly bifid, adaxial surface glabrous, abaxial surface slightly paler, with very sparse dot-like scales; transverse veinlets short, conspicuous. Inflorescences 80 cm long, with 25 partial inflorescences branching to the 4th order; peduncle to about 40 cm long bearing a single peduncular bract; rachis shorter than the peduncle; rachillae to 10 cm x 1 mm or less. Staminate flower about 2.2 mm long; sepals about 0.8 x 0.8 mm, apex mucronate; corolla about 2 mm long, the lobes about 1.5 mm wide, with appendage on adaxial surface; anthers about 0.3 mm in diam. Pistillate flower about 2.2 x 1.5 mm; sepals about 1 x 1 mm ovate-orbicular, glabrous; corolla about 2 mm long, the lobes about 1.5 mm wide, with appendage on adaxial surface; staminodes minute, the empty anthers about 0.3 mm long; carpels about 0.6 x 0.4 mm. Mature fruit ± ellipsoidal, about 6-8 x 4-5 mm; epicarp blueblack; seed ± ellipsoidal about 5 x 2.5 mm. (J. Dransfield. 1985)/Palmweb. Editing by edric.

Culture

Cold Hardiness Zone: 9a

Comments and Curiosities


External Links

References

Phonetic spelling of Latin names by edric.

Special thanks to Geoff Stein, (Palmbob) for his hundreds of photos.

Special thanks to Palmweb.org, Dr. John Dransfield, Dr. Bill Baker & team, for their volumes of information and photos.

Glossary of Palm Terms; Based on the glossary in Dransfield, J., N.W. Uhl, C.B. Asmussen-Lange, W.J. Baker, M.M. Harley & C.E. Lewis. 2008. Genera Palmarum - Evolution and Classification of the Palms. Royal Botanic Gardens, Kew. All images copyright of the artists and photographers (see images for credits).

Dransfield, J.1985. Guihaia, a New Coryphoid Genus from China and Vietnam. Principes 29: 3-12.


Many Special Thanks to Ed Vaile for his long hours of tireless editing and numerous contributions.

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