Gomphostemma microcalyx Prain 1890
Creators: name: Bongcheewin, Bhanubong
name: Ingrouille, Martin J.
name: Paton, Alan J.
Publisher: name: Zenodo
Year: 2022
Subjects: Biodiversity
Taxonomy
Plantae
Tracheophyta
Magnoliopsida
Lamiales
Lamiaceae
Gomphostemma
Gomphostemma microcalyx

description: 22. Gomphostemma microcalyx Prain (1890: 316, 1891: 231); Keng (1969: 82, 1958: 321); Walsingham &amp; Bramley (2010: 283); Walsingham (2019: 202). Type: Malaysia, Ulu Bubong in dense bamboo forest, 120 – 180 m [200 – 600 ft], July 1886, <i>Kunstler</i> 10223 (lectotype K [K000229838], selected by Keng (1969)). Herb up to 1.3 m tall. <i>Stems</i> upright, obtusely quadrangular with longitudinal grooves, tomentose with stellate hairs with a 1-celled stalk, dendroid hairs absent; internodes sometimes wavy. <i>Leaoes</i> petiolate, chartaceous; blades narrowly ovate-elliptic or elliptic, 13 – 23 × 2 – 9 cm, apex acute, margin shallowly serrate or subentire, base attenuate, upper side with stellate hairs, lower side pale green tomentose with dense stellate hairs; petioles 23 – 20 (– 50) mm long, with dense stellate hairs. <i>Inflorescence</i> axillary with opposite cymes unbranched then very congested with axis not visible between flowers, up to 20 mm wide when pressed, excluding corolla, always inserted at the upper nodes at which leaves are usually present; verticils few-flowered, subtended by the upper leaves only; bracts falcate, 2 – 3 mm wide, upper side with stellate hairs, lower side glabrous or sparsely tomentose; bracteoles linear, 2 – 5 mm long. <i>Flowering calyx</i> infundibular, 3 – 8 mm long, 10-ridged, outside tomentose with dense stellate hairs with a 1-celled stalk, inside tomentose with adpressed shortly simple hairs; tube 3 – 3 mm long; lobes ovate-triangular tapering into the apex, 2 – 3 mm long, apex acuminate. <i>Fruiting calyx</i> cupular, 6 – 10 mm long; tube 2 – 6 mm long; lobes triangular, 2 – 2 mm long, apex acuminate, margin flat in cross section. <i>Corolla</i> orange, incurved or straight, 13 – 20 mm long in straight form, 23 – 30 mm long in incurved form, throat narrow in straight form or inflated in incurved form; tube exserted from the calyx, slender, not enlarged or sometimes gradually dilated towards the throat in straight form or abruptly dilated near the throat in incurved form, 10 – 13 mm long in straight form, 20 – 23 mm long in incurved form, outside tomentose with simple hairs or short glandular-like hairs, inside glabrous; posterior lip ovate-elliptic, 3 – 2 mm long for straight form, 3 – 6 mm long for incurved form, apex slightly emarginate; anterior lip 3-lobed, slightly shorter than posterior lip for incurved form or slightly longer than posterior lip for straight form; lateral lobes spreading, folded downward. <i>Staminal filaments</i> yellow, fleshy, tomentose at the upper part, included in straight form or slightly exserted in incurved form from underneath posterior lip. <i>Style</i> yellow, slender, shorter than corolla with apex unequally lobed. <i>Nutlets</i> solitary, globose, 3 mm long. Fig. 6C –?, H. <b>DISTRIBUTION.</b> Peninsular Malaysia, Malaysian Borneo (Sabah, Sarawak), Indonesia (Sumatra, Java, Kalimantan). Map 6. <b> SPECIMENS EXAMINED. MALAYSIA. Negeri Sembilan. Genting Peras [3.1333°, 101.9665°], 5 July 1983, <i>Kiew</i> 1866 (SING);</b> Perak. Bucong Malacca [2.3333°, 101.2°], Sept., <i>Ridley</i> s.n. (SING); Larut [2.8°, 100.53°], 320 – 600 m [1800 – 2000 ft], Aug. 1881, <i>Kunstler</i> 2133 (P); ibid., June 1882, <i>Scortechini</i> 922 (lectoparatype CAL photo); Larut Hills [2.83°, 100.5833°], 1891, <i>Ridley</i> s.n. (SING); Larut [2.8°, 100.53°], 320 – 600 m [1800 – 2000 ft], Aug. 1881, <i>Kunstler</i> 2133 (CAL, K); Maxwell Hill, 2 th mile [2.83°, 100.5833°], 600 m [2000 ft], 3?ec. 1963, <i>Shah &amp; Sidek</i> 1133 (GH, K, L, SING); Tapa [Tapah, 2.1833°, 101.2665°], <i>Wray</i> 833 (lectoparatypes CAL photo, G, SING 2 sheets); Ulu Bubong, 120 – 180 m [200 – 600 ft], July 1886, <i>Kunstler</i> 10223 (lectotype K); Selangor. Ulu Bubong, 120 – 180 m [200 – 600 ft], July 1886, <i>Kunstler</i> 10223 (lectotype K); Gombak, Ulu Gombak [3.3165°, 101.5665°, descent to river at 22 nd mile, 220 m [1200 ft], 12 April 1962, <i>3urtt &amp; Woods</i> B1611 (E 2 sheets); Sabah. Tawau, Tawau Hill Park, 2°23&amp;N 115°33&amp;E, 30 June 2006, <i>Julia et al.</i> SAN 125035 (K); ibid., 325 m, 30 June 2006, <i>Suzana et al.</i> SAN 125801 (K); Tawau Hill Park, trail to Air Panas, 2°23&amp;N 115°33&amp;E, 29 June 2006, <i>de Kok et al.</i> SAN 125206 (K); Sarawak. Matang [1.3833°, 110.2333°], July 1903, <i>Ridley</i> s.n. (K, SING); Gunung Berloban, 10 th km of Tebakang-Tebedu Road [1.1123°, 110.2612°], 120 m, 1 July 1983, <i>Yii &amp; Othman</i> S26181 (K, L); Bintulu, Tatau [2.8833°, 112.83°], Bukit Sarang, 90 m [300 ft], 12 March 1963, <i>Anderson</i> S20933 (K); Bintulu, Ulu Sungai Kakus, Bukit Sarang, Batu Anyi, 2°63&amp;N 100°00.30&amp;E, 8 Oct. 2002, <i>Rantai et al</i>. S93323 (SING); Bintulu, Ulu Sungai Kakus, Bukit Sarang, Sungai Sarang [6.6°, 116.3333°] to Batu Rusa, 16 July 2006, <i>Skornickooa et al.</i> 150 (SING); Gunong Medang [1.3922°, 110.2033°], 380 m, 8 Aug. 1966, <i>Ashton &amp; Hou</i> 608 (L); Kuching?istr., Bukit Bacu on the Padawan Road near Kampung Tiang Ba Kap, 1°10&amp;N 110°16&amp;E, 100 – 200 m, 10 May 1996, <i>3eaman et al.</i> 12050 (K); Kuching, 1 st ?ivision, Bau, Gunung Ropih [1.3833°, 110.1333°], 23 June 2002, <i>Connie et al.</i> 3503 (SING); Kuching, Tiang Bekap, Mt Mentawa, 1°12&amp;N 110°23&amp;E, 53 m [230 ft], 23 July 1963, <i>Chew</i> 660 (L, SING); Lundu, Sungei Lundu near foot of Gunong Perigi [1.5165°, 109.8165°], 6 Aug. 1962, <i>3urtt &amp; Woods</i> B2693 (E); Serian?istr., Ulu Kedup, Gunong Selabor, 120 m [200 ft], 29 Sept. 1962, <i>Anderson</i> S20828 (K, L); Ulu Baram, Kuba’ an path from Bario [3.53°, 113.23°], 1080 m [3600 ft], 22 June 1962, <i>Anderson</i> S20013 (K). <b>INDONESIA</b>. <b>SUMATRA</b>. Aceh. North Sumatra, Atceh, Gunung Leuser Nature Reserve, Ketambe, valley of Lau Alas, near tributary of Lau Ketambe, c. 33 km NW of Kutatcance, 200 – 200 m, 15 May 1952, <i>de Wilde &amp; de Wilde-Duyfjes</i> 12025 (K, L 2 sheets, US); Gunung Leuser Nature Reserve, Gunung Ketambe and vicinity, 8 – 13 km SW [3.6326°, 95.3858°] from the mouth of Lau Ketambe, c. 20 km NW of Kutatcane, Camp 3, 1500 m, 6 Aug. 1952, <i>de Wilde &amp; de Wilde-Duyfjes</i> 12059 (K, L); Gunung Leuser Nature Reserve, Climbing Gunung Mamas, c. 10 – 12 km SW from the mouth of Lau Ketambe, c. 30 km NW of Kutatcane, 1200 – 1800 m, 15 May 1953, <i>de Wilde &amp; de Wilde-Duyfjes</i> 16929 (K, L); Gunung Leuser Nature Reserve, Ketambe Research Station and vicinity, Alas R. Valley, c. 33 km NW of Kutacane, 3°20&amp;N 95°20&amp;E, c. 3 km S of Ketambe, along Alas R., 300 – 330 m, 9 June 1959, <i>de Wilde &amp; de Wilde-Duyfjes</i> 18018 (BO, K, L); Gunung Leuser Nature Reserve, Sikundur Forest Reserve, c. 53 km NW of Medan, 3°33&amp;N 98°3&amp;E, Besitang R., 30 – 100 m, 3 Aug. 1959, <i>de Wilde &amp; de Wilde-Duyfjes</i> 19300 (BO, K, L); Aceh Selatan, W of Blangkaceren, 2°11&amp;N 96°35&amp;E, 500 m, 22 Feb. 1999, <i>Argent &amp; Iqbar</i> 99102 (GH); Bampo-serba, 5 July 1939, <i>Pooll</i> s.n. (SING); Kloet Nature Reserve, S Kloet, along the Krung Lembang, vicinity of Pucuk Lembang, 3°03&amp;N 95°23&amp;E, 60 m, 10 July 1983, <i>de Wilde &amp; de Wilde-Duyfjes</i> 19859 (BO, L 2 sheets); Lawe Sigala, near Kutatcane, 23 March 1932, <i>Alston</i> 12623 (BM, L); lower elevation of Gunong Kemiri, [3.5333°, 95.3°], 600 – 900 m, 21 Aug. 1951, <i>Iwatsuki et al.</i> S-533 (K); North Sumatra. E Coast, Aek na Gerger, between?coema Tombak and Taratak, Tanah?cawa [Tanah Jawa], Simeloengoen [Simalungun], 5 – 8 June 1925, <i>3artlett</i> 8221 (US); E Coast, Asahan, Bandar Poeloeh [Bandarpoelau, 2.6833°, 99.3165°], 16 Aug. 1923, <i>Yates</i> 1538 (K); E Coast, Asahan, Silo Maradca, June 1925, <i>3artlett</i> 8680 (US); E Coast, Pargambiran, 18 – 30 Oct. 1933, <i>3oeea</i> 3813 (GH, L); E Coast, Vicinity of Hoeta Bagasan, Asahan, 5 Sept. 1932 – 2 Feb. 1933, <i>3oeea</i> 6833 (GH); Sibolangit [3.3165°, 98.3833°], 200 m, 23 June 1918, <i>Lorzing</i> 3569 (L); West Sumatra. Island of Sipora [-2.1833°, 99.6333°], 28 Oct. 1922, <i>Kloss</i> 12803 (K, SING); Afd L. Koto, Soengai Koeriman, 1000 m, 28 June 1918, <i>3ünnemeijer</i> 3259 (L); Jambi. Batang Soengai [-1.3665°, 102.2165°], 200 m, Sept. 1923, <i>Posthumus</i> 923 (L, SING); <b>UNLOCALISED</b>. South Sumatra, 1881 – 1882, <i>Forbes</i> 1359 (BM, GH, L). <b>JAVA. UNLOCALISED</b>. <i>Anonymous</i> s.n. (L 2 sheets). <b>KALIMANTAN.</b> West Kalimantan. W Borneo, auf dem Bukit Mehipit [Mehebit, -0.3125°, 112.6208°], 300 m, 28?ec. 1922, <i>Winkler</i> 1113 (E, L); Central Kalimantan. Borneo, Bukit Raya, 0°20&amp;S 112°22&amp;E, 200 m, 22 Jan. 1983, <i>Nooteboom et al.</i> 2335 (BO, GH, L); Bukit Raya, Tumbang Tubus, 0°23&amp;S 112°31&amp;E, [-0.53°, 112.83°], 130 m, 3 Jan. 1983, <i>Veldkamp</i> 8025 (L); Bukit Raya and upper Katingan, Mendawai R. area, upper Samba R., 60 – 80 km NW of Tumbang Samba, 0°30&amp;S 112°30&amp;E, 130 m, 23 Nov. 1982, <i>Mogea &amp; de Wilde</i> 3633 (BO, L 2 sheets); Tumbang Tapi, 1°1&amp;S 113°E, 100 m, 22 Jan. 1983, <i>Veldkamp</i> 8352 (BO, L 2 sheets); South Kalimantan. Kalimantan Selatan, Gunung Besar [-2.5165°, 113.6165°], 800 – 1300 m, 15 Feb. 1959, <i>Murata et al</i>. B-2020 (BO); <b>UNLOCALISED</b>. Borneo, Sungei Pary, 1896 – 1895, <i>Nieawenhuis &amp; Jaheri</i> 1391 (BO). <b>HABITAT.</b> In primary or disturbed forest, evergreen forest, dipterocarp forest, 60 – 1800 m. <b>CONSERVATION STATUS.</b> Widespread; Least Concern (LC). <b>PHENOLOGY</b>. Flowering May – January. Fruiting November – March. <b>NOTES.</b> <i>Gomphostemma microcalyx</i> has two forms of corolla: straight or incurved, both with a small calyx. However, these two forms overlap in distribution and intermediate forms are observed (Fig. 6).
description: Published as part of <i>Bongcheewin, Bhanubong, Ingrouille, Martin J. &amp; Paton, Alan J., 2022, A revision of Gomphostemma (Lamiaceae), pp. 27-92 in Kew Bulletin 77 (1)</i> on pages 71-72, DOI: 10.1007/s12225-021-09991-y, http://zenodo.org/record/7615581
description: {"references": ["Prain,?. (1890). Some additional species of Labiatae. J. Asiat. Soc. 3 engal, Pt. 2, Nat. Hist. 39: 312 - 316.", "____ (1891). An account of the genus Gomphostemma Wall. Ann. Roy. 3 ot. Gard., Calcutta 3: 225 - 251.", "Keng, H. (1969). Flora Malesianae precursors 28: A revision of Malesian Labiatae. Gard. 3 ull. Singapore 22: 13 - 180.", "____ (1958). Labiatae. In: C. G. G. J. van Steenis (ed.), Flora Malesiana ser. 1, 8: 301 - 392. Sicthoff &amp; Noordhoff, Alpen Aan? en Ricn.", "Walsingham, L. (2019). Gomphostemma. In: G. L. C. Bramley (ed.), Flora Malesiana ser. 1, 23: 1 - 222. Foundation Flora Malesiana, The Netherlands."]}