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Labiatae: Phyllostegia glabra

Unknown collector and collectors number, Year 1830

Species

Phyllostegia glabra (Gaudich.) Benth. var. lanaiensis Sherff

Original Distribution

US, Hawaii. Lanai

Extinction Data

Hawaii Bishop Meuseum = Extinct

Description

Suberect; stem loosely foliose, nearly or almost glabrous. Leaves undivided, slender petiolate; Petiole 2-3.5 cm long; blade 10-13.5 x 5-7 cm, oblong-ovate to suborvate or sub rhombic, base cunate, apex acuminate with short mucros, margins serrate, glabrous except for few hairs on the veins at the lower leave surface.  Inflorescence 10-1.5 cm long, raceme, flowers in whorls of 6-20 flowers; bracts leaf-like, reflexed, lanceolate, 3-5 mm long, reflexes. Pedicels 1-1.6 cm long, slender, hispidulous, glands absent; Calyx 7-9 mm long, obconic, sparsly appressed-hispidulous to glabrous, sessile glands, 6-7 mm, long, margin sinuate or with very obtuse lobes. Corolla white, externally pubescent, tube 7-17 mm long, the lower lip broad and as long as the tube.Suberect; stem loosely foliose, nearly or almost glabrous. Leaves undivided, slender petiolate; Petiole 2-3.5 cm long; blade 10-13.5 x 5-7 cm, oblong-ovate to suborvate or sub rhombic, base cunate, apex acuminate with short mucros, margins serrate, glabrous except for few hairs on the veins at the lower leave surface.  Inflorescence 10-1.5 cm long, raceme, flowers in whorls of 6-20 flowers; bracts leaf-like, reflexed, lanceolate, 3-5 mm long, reflexes. Pedicels 1-1.6 cm long, slender, hispidulous, glands absent; Calyx 7-9 mm long, obconic, sparsly appressed-hispidulous to glabrous, sessile glands, 6-7 mm, long, margin sinuate or with very obtuse lobes. Corolla white, externally pubescent, tube 7-17 mm long, the lower lip broad and as long as the tube

Number of Specimens at Kew

15

Specimen Type (Y/N)

Y

Kew Herbcat Barcode Number

K000518050

Date Collected

1830

Information Sources

Bernice P.Bishop Museum Bulletin 136.Walter, K.S. and Gillett, H.J. (eds) (1998). 1997 IUCN Red List of Threatened Plants. Compiled by the World Conservation Monitoring Centre IUCN The World Conservation Union, Gland, Switzerland and Cambridge, UK. Wagner, W., Herbst, D. & Sohmer, S. (1990). Manual of the flowering plants of Hawaii. University of Hawaii Press, Bishop Museum Press, Honolulu