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Labiatae: Haplostachys munroi

Munro, S.G, 3


Haplostachys munroi Forbes

Original Distribution

US, Hawaii, Lana’i


It is known to have occurred in dry forest

Extinction Data

IUCN = N/a  , Listed Extinct by WCMC 1996


Sub-erect, herbaceous; stem tetragonal, spreading to retrorsely long pilose. Leaves petiolate; Petiole 4-5.5 (-9.3) cm long; blade 70-13 x 3.7-9.7 cm, oblong-cordate, or ovate, apex acute, margins crenate, upper and lower surface villous.  Inflorescence 20-25 cm long, lax spicate raceme; bracts lanceolate, 4-7 mm long, lower ones subfoliacous. Calyx large, obconic to cyclindric – obconic, pubescent, 12-18 mm long, dentate, lobes 1-3 mm long. Corolla pure white, having a strong aroma, the pilose tube 1.7-2.2 cm long, the upper lip about 8 mm long and sparsely pubescent, the lower lip 1.6 cm long, and 3-lobed with lobe rotundate.

Number of Specimens at Kew


Specimen Type (Y/N)


Kew Herbcat Barcode Number



Munro, S.G

Collector Number


Date Collected

16th June 1914

Other Information

Known only from a series of collection from the 1914 to 1917 period.   Ayensu, E.S. and DeFilipps, R. A. (1978)

Information Sources

Endangered and threatened plants of the united states. Smithsonian institution and World Wildlife fund. pp 213 Fosberg, F.R. and Herbst, D. (1975) Rare and Endangered Species of Hawaiian Vascular Plants. Allotonia 1: 41 Sherff, E.E.(1935) Revision of Haplostachys, Phyllostegia, and Stenogyne. 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