Pittosporaceae

Pittosporum Banks ex Gaertn.

1. Pittosporum acuminatissimum Merr., PJS 14 (1919) 402; 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. Distribution: Endemic to the Philippines. PANAY. Notes: Only known from the type specimens (Cayzer et al. 2023). Native.
2. Pittosporum clementis Merr., PJS 3 c (1908) 137; Cayzer et al., Australian Syst. Bot. 36 (2023) 244; Type: Clemens 892 (US, lecto; PNH lost), Mindanao: Lake Lanao, Camp Keithley. Distribution: Endemic to the Philippines. MINDANAO: Davao del Sur, Lanao del Sur. 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 5 c (1910) Bot. 179; 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. MINDORO, SIQUIJOR. Native.
4. Pittosporum epiphyticum Merr., PJS 3 c (1908) Bot. 138; 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. 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; 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. Distribution: Endemic to the Philippines. PANAY. Native.
6. Pittosporum glaberrimum Merr., PJS 14 (1919) 402; 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. Distribution: Endemic to the Philippines. LUZON: Ilocos Norte. Native.
7. Pittosporum megacarpum Merr., PJS 5 c (1910) Bot. 179; 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 subverticillatum Elmer, LPB 7 (1915) 2795; Type: Elmer 12054 (BISH, FL, K, MO, NY, P, PNH lost, US, syn), Sibuyan: Capiz, Magallanes, Mt Giting-Giting, Mar-1910. 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; 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, 25-Apr-1919. Distribution: Endemic to the Philippines. MINDANAO: Surigao. Notes: Possibly endemic to the Surigao Plateau (Cayzer et al. 2023). Native.
9. Pittosporum odoratum Merr., Govt. Lab. Publ. (Philipp.) 35 (1906) 16; 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. Distribution: Endemic to the Philippines. CEBU (photos), LUZON: Aurora, Bataan, Benguet. Native.
10. Pittosporum pentandrum (Blanco) Merr., Govt. Lab. Publ. (Philipp.) 27 (1905) 19; EPFP 2 (1923) 222; Cayzer et al., Australian Syst. Bot. 36 (2023) 235; ≡ Aquilaria pentandra Blanco, Fl. Filip. (1837) 373. = Bursaria inermis Blanco, Fl. Filip. ed. 2 (1845) 124. = Limonia laureola Blanco, Fl. Filip. ed. 2 (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, Cat. Met. Pl. leños (1880) 17; 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, South Cotabato, Zamboanga, Zamboanga del Sur, MINDORO, PALAUI, PALAWAN, PANAY (photos), SIBUTU. Notes: Parang vegetation, occasionally in rainforest, common at low and medium elevation, ascending to 2300m. Native.
11. Pittosporum pseudostipitatum Merr., PJS 14 (1919) 401; 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. Distribution: Endemic to the Philippines. LUZON: Ilocos Norte. Notes: Only known from Mt Nagapatan (Cayzer et al. 2023). Native.
12. Pittosporum pulgarense Elmer, LPB 5 (1913) 1825; Merr., EPFP 2 (1923) 223; Type: Elmer 13188 (PNH ?lost), Palawan: Puerto Princesa, Mt Pulgar, May-1911. 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. Ind. Bat. 12 (1858) 122; Merr., 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: Benguet, MINDANAO: Bukidnon, Davao del Sur, Lanao, Lanao del Sur, MINDORO, NEGROS. Native.
14. Pittosporum ramosii Merr., PJS 5 c (1910) Bot. 180; 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, ?PALAWAN. Notes: Forests, c. 1500m. 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. Conservation status: Other Threatened Species (DAO 2017-11). Native.
15. Pittosporum resiniferum Hemsl., Kew Bull. (1894) 344; Merr., 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. Gov. Lab. Philipp. 35 (1906) 18; 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, Davao Oriental, ?Davao del Sur, ?Lanao del Sur, MINDORO, PALAWAN, PANAY, SAMAR. Conservation status: Other Threatened Species (DAO 2017-11). 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. Exch. Cl. Br. Isl. For 1916 (1917) 615; Bakker & Steenis, Fl. Males. ser. 1, 5 (1957) 362; ≡ Ixiosporum spinescens F.Muell., Fragm. 2 (1860) 76; Type: from Australia. = Citriobatus javanicus Boerl. & Koord., Icon. Bog. 1 (1901) 5; Merr., EPFP 2 (1923) 224; Type: from Java. Distribution: Australia, Java, Lesser Sunda Isls, New Guinea, Philippines, Sulawesi. LUZON: Batangas, MINDANAO: Davao Oriental. Notes: Low elevation thickets and dry forests, up to 300m. Fl. Dec-Feb; fr. Jan-Dec. Native.