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Orobanchaceae

Aeginetia L.

Last edited by P.B. Pelser, 9 October 2019

Photos
  1. Aeginetia indica L., Sp. Pl. (1753) 63; --Merr., EPFP 3 (1923) 448; --Yang & Lu in Huang (ed.), Fl. Taiwan ed. 2 (1998) 327. Tropical and subtropical Asia. LUZON (widespread), PANAY, LEYTE. Root holoparasite on coarse grasses such as Miscanthus. Sometimes a pest in sugar cane plantation, low to medium elevation. Photos
  2. Aeginetia selebica Bakh., Bull. Jard. Bot. Buitenzorg ser. III, xiii (1933) 89. Sulawesi, Philippines. PANAY: Antique, Iloilo (Barcelona 3721 with Pelser). Root holoparasite on Imperata cylindrica. Photos

Possibly present:

  1. Aeginetia pedunculata Wall., Pl. Asiat. Rar. 3 (1831) 13. Bangladesh, Cambodia, China, India, Myanmar, Pakistan, Peninsular Malaysia, Sri Lanka, Thailand, Vietnam, ?Philippines. Note by P.B. Pelser (9-Oct-19): photos by Bren Tuazona and Richard Ongsico possibly represent this species. LUZON: Tarlac. Photos

Alectra Thunb.

Last edited by Pieter B. Pelser, 27 December 2019

Photos
  1. Alectra sessiliflora (Vahl) Kuntze, Revis. Gen. Pl. 2 (1891) 458; --Morawetz & Wolfe, Syst. Bot. 36 (2011) 146; --Gerardia sessiliflora Vahl, Symb. Bot. 3 (1794) 79. --Alectra avensis (Benth.) Merr., PJS 12 c (1917) Bot. 109; EPFP 3 (1923) 441, as Ďarvensisí; --Liu in Huang, Fl. Taiwan ed. 2, 4 (1998) 583; --Glossostylis avensis Benth., Scroph. Ind. (1835) 49; --Type: from Myanmar. Myanmar, Nepal, India, Indochina, S China, Peninsular Malaysia, Philippines. Root hemiparasite. Photos

Buchnera L.

Edited by P.B. Pelser, 10 March 2013

Photos
  1. Buchnera tomentosa Blume, Bijdr. Fl. Ned. Ind. 14 (1826) 741. --Buchnera urticifolia auct. non R.Br.; --Merr., EPFP 3 (1923) 442. Tropical Australia, Philippines. LUZON: Ilocos Norte, Ilocos Sur, La Union, Pangasinan, Mountain Province, Benguet, Nueva Vizcaya, Pampanga, Bulacan, MINDORO, CULION, MINDANAO: Lanao, Bukidnon. Root hemiparasite in low and medium elevation dry grasslands, ascending to 1400m. Photos

Centranthera R.Br.

Photos
  1. Centranthera cochinchinensis (Lour.) Merr., Trans. Amer. Philos. Soc., n.s. 24 (1935) 353; --Liu in Huang, Fl. Taiwan ed. 2, 4 (1998) 585; --Digitalis cochinchinensis Lour., Fl. Cochinch. (1790) 378. --Centranthera hispida R.Br., Prodr. (1810) 438; --Merr., Fl. Manila (1912) 421; EPFP 3 (1923) 442. China, Indochina, Korea, Japan, Taiwan, Philippines. Throughout the Philippines, in most islands and provinces. A root hemiparasite in lowland and medium elevation open grasslands, ascending to 1400m. Photos

Christisonia Gardner

Last edited by P.B. Pelser, 27 December 2019

Photos
  1. Christisonia scortechinii Prain, J. Asiat. Soc. Bengal, Pt. 2, Nat. Hist. 73 (1904) 205; --Van der Ent & Wong, Bot. Stud. 56 (2015) 28:8; --Type: from Malaysia. --Christisonia wightii Elmer, LPB 8 (1915) 2793; --Merr., EPFP 3 (1923) 448; --Type: Elmer 9510 (PNH, holo, ?lost), Negros: Negros Oriental, Dumaguete, Cuernos Mts. Borneo, China, Laos, Peninsular Malaysia, Thailand, Vietnam, Philippines. LUZON: Cagayan (photos), NEGROS, PALAWAN (photos). Photos

Euphrasia L.

Last edited by P.B. Pelser, 12 December 2019

Photos
  1. Euphrasia merrillii Du Rietz, Svensk. Bot. Tidskr. 25 (1931) 510; --Type: Merrill 4720 (NY, holo), Luzon: Benguet prov., Suyoc to Pauai, Oct/Nov-1905. --Euphrasia borneensis auct. non Stapf; --Merr., EPFP 3 (1923) 443, pro parte. Endemic to the Philippines LUZON: Benguet (Suyoc to Pauai, Mt Pulag). Root hemiparasite found on exposed ridges, open places, 2400-2700m.
  2. Euphrasia philippinensis Du Rietz, Svensk. Bot. Tidskr. 25 (1931) 502; --Type: Clemens 16412 (NY, holo), Luzon: Mountain Province, Mt Data, Dec-1925. --Euphrasia borneensis auct. non Stapf; --Merr., EPFP 3 (1923) 443, pro parte. Endemic to the Philippines. LUZON: Mountain Province, Mt Data. Exposed sites, 2200m. Photos

 Lindenbergia Lehm.

Photos
  1. Lindenbergia philippensis (Cham.) Benth. in DC., Prodr. 10 (1846) 377; --Merr., EPFP 3 (1923) 432; --Prijanto, Reinwardtia 7: 552; --Batuyong et al., Biodiversitas 21 (2020) 3974. China to throughout Indochina, Himalayas eastward to the Philippines. LUZON: Ilocos Norte, La Union, Pangasinan, Apayao, Mountain Province, Benguet, Nueva Vizcaya, Nueva Ecija, Zambales, Bulacan, Rizal, Batangas, MINDORO: Mindoro Occidental (Paluan). Sea-level to 1600m, on cliffs, talus slopes, etc., in towns on stone walls. This genus is non-parasitic and sister to the entire family Orobanchaceae. Photos

Sopubia Buch.-Ham.

Last edited by Pieter B. Pelser, 21 January 2020

Photos
  1. Sopubia trifida Ham. in Don, Prodr. Fl. Nepal. (1825) 88; --Merr., EPFP 3 (1923) 442; --Steenis, Mountain Fl. Java (1972) Pl. 51-2. Tropical Africa to Asia and Australia, Java, Bali, Sumba, Timor, Sulawesi, New Guinea, Philippines. LUZON: Mountain Province, Benguet, Nueva Viscaya (photos), Pangasinan, MINDORO, MINDANAO: Bukidnon. Root hemiparasite, found chiefly at 1200-2000m on open grassy slopes. Photos

Striga Lour.

Last edited by Pieter B. Pelser, 25 August 2017

Photos
  1. Striga asiatica (L.) Kuntze, Rev. Gen. Pl. (1891) 466; --Merr., EPFP 3 (1923) 442; --Buchnera asiatica L., Sp. Pl. (1753) 630. Tropical Africa and Asia. LUZON: Mountain Province, Benguet, Nueva Vizcaya, Zambales, Laguna, Quezon, Sorsogon, BILIRAN. Chiefly at medium elevation, in open grasslands as root hemiparasite on grasses like Imperata. Photos
  2. Striga masuria (Buch.-Ham. ex Benth.) Benth. in Hook., Comp. Bot. Mag. 1 (1835) 364; --Merr., EPFP 3 (1923) 443; --Liu in Huang, Fl. Taiwan ed. 2, 4 (1998) 627; --Buchnera masuria Buch.-Ham. ex Benth., Scroph. Ind. (1835) 41. Nepal, India, China, S Taiwan, Indochina, Philippines. LUZON: Ilocos Norte, Pangasinan, Mountain Province, Cagayan, Isabela, Nueva Vizcaya. A root hemiparasite in low and medium elevation open grasslands.
  3. Striga multiflora Benth. in Hook., Comp. Bot. Mag. 1 (1835) 363; --Merr., EPFP 3 (1923) 443. Philippines, Moluccas, tropical Australia.  LUZON: Mountain Province, Cagayan, Isabela, Nueva Vizcaya, Rizal. Low and medium elevation open grasslands, hemiparasitic on the rhizomes or roots of Themeda and other grasses.

Acknowledgements

Holger Uhlich kindly informed us that our photos of Aeginetia from Panay (Barcelona 3721 with Pelser) represent a new record for the Philippines. Bren Tuazon and Richard Ongsico contributed photos of what might be the first record of Aeginetia pedunculata in the Philippines. Philippe Heyer contributed some of the other photos.

Literature

Du Rietz, G. E. 1931. Two new species of Euphrasia from the Philippines and their phytogeographical significance. Svensk Bot. Tidskr. 25: 500-542.

Ent, A van der & KM Wong. 2015. Range extension of Christisonia scortechinii from mainland Southeast Asia into Borneo, and notes on the distinction between Aeginetia and Christisonia (Orobanchaceae). Botanical Studies 56: 28

Morawetz, JJ & AD Wolfe. 2011. Taxonomic revision of the Alectra sessiliflora complex (Orobanchaceae). Systematic Botany 36: 141-152

Prijanto, B. 1969. The Asiatic species of Lindenbergia Lehm. (Scrophulariaceae). Reinwardtia 7: 543-560

Wu, M-J, T-C Huang & S-F Huang. 2009. Phylogenetic biogeography of Euphrasia section Malesianae (Orobanchaceae) in Taiwan and Malesia. Blumea 54: 242-250

Pelser, P.B., J.F. Barcelona & D.L. Nickrent (eds.). 2011 onwards. Co's Digital Flora of the Philippines. www.philippineplants.org

Copyright © 2011, Co's Digital Flora of the Philippines

Last updated 16 September 2020