Pittosporaceae

Pittosporum Banks ex Gaertn.

1. Pittosporum acuminatissimum Merr., PJS 14 (1919) 402; Merrill, EPFP 2 (1923) 221; Cayzer et al., Australian Syst. Bot. 36 (2023) 244; Type: BS 30745 Ramos & Edaño (A, BO, L, P, PNH lost, syn), Panay: Capiz, Mt Macosolon, 21-Apr-1918. ≠ Pittosporum moluccanum auct. non (Lam.) Miq. Distribution: Endemic to the Philippines. PANAY. Notes: Only known from the type specimens (Cayzer et al. 2023). 0-1450m. Native.
2. Pittosporum clementis Merr., PJS 3c (1908) 137; Cayzer et al., Australian Syst. Bot. 36 (2023) 244; Type: Clemens 892 (US, lecto; PNH lost), Mindanao: Lake Lanao, Camp Keithley. ≠ Pittosporum ramiflorum auct. non (Zoll. & Moritzi) Zoll. ex Miq. Distribution: Endemic to the Philippines. MINDANAO: Davao del Sur, Lanao del Sur, PALAWAN. Native.
3. Pittosporum comptum K.Schum. & Lauterb., Fl. Schutzgeb. Südsee (1900) 338; Cayzer et al., Australian Syst. Bot. 36 (2023) 232; Type: from New Guinea. = Pittosporum littorale Merr., PJS 5c (1910) 179; Merrill, EPFP 2 (1923) 222; Type: FB 9845 Merritt (NY, PNH lost, US, syn), Mindoro: Mar-1908; FB 16999 Everett (syn), Siquijor, Dec-1907. Distribution: Java, Lesser Sunda Isls, New Guinea, Philippines, Solomon Isls. BORACAY (photos), MINDORO, SIQUIJOR. Notes: 250-1000m. Native.
4. Pittosporum epiphyticum Merr., PJS 3c (1908) 138; Merrill, EPFP 2 (1923) 222; Cayzer et al., Australian Syst. Bot. 36 (2023) 245; Type: Clemens 1040 (F, US, syn), Mindanao: Lake Lanao, Camp Keithley, Apr-1907. ≠ Pittosporum resiniferum auct. non Hemsl. Distribution: Endemic to the Philippines. LUZON: Aurora, Bataan, Benguet, Camarines Norte, Ifugao, Mountain Province, Nueva Vizcaya, MINDANAO: Lanao del Sur. Native.
5. Pittosporum euphlebium Merr., PJS 17 (1920) 258; Merrill, EPFP 2 (1923) 222; Cayzer et al., Australian Syst. Bot. 36 (2023) 246; Type: BS 35416 Martelino & Edaño (A, PNH lost, US, syn), Panay: Capiz, Libacao, 30-May-1919. ≠ Pittosporum moluccanum auct. non (Lam.) Miq. Distribution: Endemic to the Philippines. NEGROS (photos), PANAY. Notes: Low elevation. Native.
6. Pittosporum glaberrimum Merr., PJS 14 (1919) 402; Merrill, EPFP 2 (1923) 222; Cayzer et al., Australian Syst. Bot. 36 (2023) 246; Type: BS 33309 Ramos (A, K, L, PH, PNH lost, SING, US, syn), Luzon: Ilocos Norte, Mt Palimlim, 21-Aug-1918. ≠ Pittosporum moluccanum auct. non (Lam.) Miq. Distribution: Endemic to the Philippines. LUZON: Ilocos Norte. Notes: 1000m. Native.
7. Pittosporum megacarpum Merr., PJS 5c (1910) 179; Merrill, EPFP 2 (1923) 222; Cayzer et al., Australian Syst. Bot. 36 (2023) 247; Type: FB 12557 Rosenbluth (US, lecto; K, PH, isolecto), Masbate: Bulo River, Jan-1909. = Pittosporum subverticellatum Elmer, LPB 8 (1915) 2795; Type: Elmer 12054 (BISH, FL, K, MO, NY, P, PNH lost, US, syn), Sibuyan: Capiz, Magallanes, Mt Giting-Giting, Mar-1910. ≠ Pittosporum moluccanum auct. non (Lam.) Miq. Distribution: Endemic to the Philippines. MASBATE, MINDORO, PANAY (photos), SIBUYAN. Notes: Riparian (Cayzer et al. 2023). Native.
8. Pittosporum obscurinerve Merr., PJS 17 (1920) 257; Merrill, EPFP 2 (1923) 222; Cayzer et al., Australian Syst. Bot. 36 (2023) 247; Type: BS 3441 Ramos & Pascasio (A, K, P, PNH, US, syn), Mindanao: Surigao, 590m, 25-Apr-1919. ≠ Pittosporum moluccanum auct. non (Lam.) Miq. Distribution: Endemic to the Philippines. MINDANAO: Surigao. Notes: Possibly endemic to the Surigao Plateau (Cayzer et al. 2023). 590m. Native.
9. Pittosporum odoratum Merr., Publ. Bur. Sci. Gov. Lab. 35 (1906) 16; Merrill, EPFP 2 (1923) 222; Cayzer et al., Australian Syst. Bot. 36 (2023) 248; Type: FB 2616 Meyer (US, lecto; K, L, NY, PNH lost, isolecto), Luzon: Bataan, Mt Mariveles, Lamao River, Feb-1905. ≠ Pittosporum glabratum auct. non Lindl.; S.Vidal & Soler, Sin. Gen. Pl. Leños Filip. (1883) t.8. ≠ Pittosporum moluccanum auct. non (Lam.) Miq. Distribution: Endemic to the Philippines. CEBU (photos), LUZON: Aurora, Bataan, Benguet. Notes: 900-1500m. Native.
10. Pittosporum pentandrum (Blanco) Merr., Publ. Bur. Sci. Gov. Lab. 27 (1905) 19; Merrill, EPFP 2 (1923) 222; Cayzer et al., Australian Syst. Bot. 36 (2023) 235; Enriquez et al., Fl. Plants Mt. Apo Natural Park (2024) 116; ≡ Aquilaria pentandra Blanco, Fl. Filip., 1st Ed. (1837) 373. = Bursaria inermis Blanco, Fl. Filip., 2nd Ed. (1845) 124. = Limonia laureola Blanco, Fl. Filip., 2nd Ed. (1845) 251, nom. illeg., non DC. = Pittosporum brachysepalum Turcz., Bull. Soc. Imp. Naturalistes Moscou 27 (1854) 366; Type: Cuming 1427 (KW, lecto; E, L, isolecto), Luzon. = Pittosporum fernandezii S.Vidal, Fl. Filip., 3rd Ed. 4(Nov. App.) (1880) 13; Type: ? (MA474565, MA474566, MA 474566-3, ?syn), Luzon: San Mateo. ≠ Pittosporum ferrugineum auct. non W.T.Aiton; Fern.-Vill., Nov. App. 4 (1880) 13; Bakker & Steenis, Fl. Males. ser. 1, 5 (1957) 355. Distribution: Borneo, Philippines, Taiwan. BABUYAN ISLS, BOHOL, CABALITIAN, CEBU, CORREGIDOR, CULION, GUIMARAS, HERMANA MAYOR, LUZON: Abra, Albay, Bataan, Benguet, Bulacan, Cagayan, Cavite, Ifugao, ?Ilocos Norte, Laguna, Mountain Province, Nueva Ecija, Nueva Vizcaya, Pangasinan, Rizal, Zambales, MARINDUQUE, MINDANAO: Bukidnon, Davao Oriental, ?Davao del Sur, South Cotabato, Zamboanga, Zamboanga del Sur, MINDORO, PALAUI, PALAWAN, PANAY (photos), SIBUTU. Notes: Parang vegetation, occasionally in rainforest. (?-)2300m. Conservation status: Least Concern (IUCN 3.1). Native.
11. Pittosporum pseudostipitatum Merr., PJS 14 (1919) 401; Merrill, EPFP 2 (1923) 223; Cayzer et al., Australian Syst. Bot. 36 (2023) 249; Type: BS 33127 Ramos (P, PNH lost, US, syn), Luzon: Ilocos Norte, Mt Nagapatan, Aug-1919. ≠ Pittosporum moluccanum auct. non (Lam.) Miq. Distribution: Endemic to the Philippines. LUZON: Ilocos Norte. Notes: Only known from Mt Nagapatan (Cayzer et al. 2023). 700m. Native.
12. Pittosporum pulgarense Elmer, LPB 5 (1913) 1825; Merrill, EPFP 2 (1923) 223; Type: Elmer 13188 (PNH ?lost), Palawan: Puerto Princesa, Mt Pulgar, May-1911. ≠ Pittosporum moluccanum auct. non (Lam.) Miq. Distribution: Endemic to the Philippines. MINDANAO: Davao Oriental (photos), PALAWAN. Notes: Only known from Mt Pulgar (i.e. Thumb Peak) (Cayzer et al. 2023). Native.
13. Pittosporum ramiflorum (Zoll. & Moritzi) Zoll. ex Miq., Fl. Ned. Ind. 1(2) (1858) 122; Merrill, EPFP 2 (1923) 223; Bakker & Steenis, Fl. Males. ser. 1, 5 (1957) 349; Cayzer et al., Australian Syst. Bot. 36 (2023) 236; ≡ Glyaspermum ramiflorum Zoll. & Moritzi, Natuur- Geneesk. Arch. Ned.-Indië 2 (1845) 12; Type: from Indonesia. Distribution: Borneo, Java, Lesser Sunda Isls, Moluccas, New Guinea, Philippines, Solomon Isls, Sulawesi. BOHOL, BURIAS, CEBU, LUZON: Aurora (photos), Benguet, MINDANAO: Bukidnon, Cotabato (photos), Davao del Sur, Lanao, Lanao del Sur, MINDORO, NEGROS. Notes: 1200-2500m. Conservation status: Least Concern (IUCN 3.1). Native.
14. Pittosporum ramosii Merr., PJS 5c (1910) 180; Merrill, EPFP 2 (1923) 223; Bakker & Steenis, Fl. Males. ser. 1, 5 (1957) 352; De Castro et al., Biodiversitas 21 (2020) 3773; Cayzer et al., Australian Syst. Bot. 36 (2023) 249; Type: BS 7211 Ramos (K, PNH lost, syn), Luzon: Abra, Mt Bawagan, Feb-1909. Distribution: Endemic to the Philippines. LUZON: Abra, ?Benguet, ?Ifugao, ?Ilocos Sur, Mountain Province, Zambales (photos), ?PALAWAN. Notes: P.B. Pelser (29-Jul-23): Cayzer et al. (2023) note that Pittosporum ramosii is regularly confused with Pittosporum ramiflorum and only list the former for Abra and Mountain Province. Thus, records from Ifugao, Ilocos Sur and Palawan should be examined to determine of they belong to the former or the latter species. Forests. 1500m. DAO category: Other Threatened Species. Native.
15. Pittosporum resiniferum Hemsl., Bull. Misc. Inform. Kew 1894 (1894) 344; Merrill, EPFP 2 (1923) 224; Bakker & Steenis, Fl. Males. ser. 1, 5 (1957) 351; Cayzer et al., Australian Syst. Bot. 36 (2023) 237; Type: Holmes s.n. (K, lecto), Luzon: Benguet, 1894. = Pittosporum resiniferum var. orbiculatum Merr., Publ. Bur. Sci. Gov. Lab. 35 (1906) 18; Merrill, EPFP 2 (1923) 224; Type: Merrill 3919 (K, P, PNH lost, US, syn), Luzon: Pampanga, Mt Arayat, Oct-1904. Distribution: Borneo, Philippines. CATANDUANES, LEYTE, LUZON: Albay, ?Aurora, ?Bataan, Benguet, Cagayan, ?Camarines Norte, Camarines Sur, ?Ifugao, Ilocos Sur, Laguna, Mountain Province, NCR, Nueva Ecija, ?Nueva Vizcaya, Pampanga, Quezon, Rizal, Sorsogon, MASBATE, MINDANAO: Agusan del Sur, Bukidnon (photos), Davao Oriental, Davao del Sur (photos), ?Lanao del Sur, Misamis Oriental (photos), MINDORO, PALAWAN, PANAY, SAMAR. Notes: 800m to 1100m (photos). DAO category: Other Threatened Species. Native.
16. Pittosporum spinescens (F.Muell.) L.W.Cayzer, Crisp & I.Telford, Austral. Syst. Bot. 13 (2000) 865; Cayzer et al., Australian Syst. Bot. 36 (2023) 239; ≡ Citriobatus spinescens (F.Muell.) Druce, Rep. Bot. Soc. Exch. Club Brit. Isles 1916 (1917) 615; Bakker & Steenis, Fl. Males. ser. 1, 5 (1957) 362; ≡ Ixiosporum spinescens F.Muell., Fragm. (Mueller) 2 (1860) 76; Type: from Australia. = Citriobatus javanicus Boerl. & Koord., Icon. Bogor. (Boerlage) 1 (1901) t.77; Merrill, EPFP 2 (1923) 224; Type: from Java. Distribution: Australia, Java, Lesser Sunda Isls, New Guinea, Philippines, Sulawesi. LUZON: Batangas, MINDANAO: Davao Oriental. Notes: Thickets and dry forests. Fl. Dec-Feb; fr. Jan-Dec. 0-300m. Native.