Dysoxylum parasiticum

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Dysoxylum parasiticum

Description

Tree 20–27(–36) m, somewhat pachycaul, sometimes flowering as an unbranched or sparsely branched treelet; bole to 45(–60) cm diam. Bark smooth, yellowish, with scattered pustular lenticels to flaking grey-brown with inflorescence bosses to 8 by 8 cm; inner bark pale brown with orange streaks; sapwood white; heartwood red. Leaves 1–1.5 m when mature, imparipinnate, to 17(–19)-jugate, the apical portion developing throughout a season and the terminal leaflet sometimes undeveloped or lost, bunched at twig apices; petiole 8–12 cm, 3–7 mm diam., terete, swollen and flattened to grooved adaxially at base, ± pubescent, lenticellate; rachis 2–6 mm diam., terete to angled (in sicco), ± pubescent, often brown- tomentose. Petals 4(or 5), 15– 20(–28) mm long, linear lanceolate, imbricate at apices where thicker, white or creamish, ± adpressed pubescent without especially apically. Staminal tube glabrous or rarely sparsely hirtellous within or without, margin with 8 (10, 12) lobes, truncate, emarginate or shallowly bifid, reflexed at anthesis; anthers 8 (10, 12), c. 1.2 mm long, oblong, brown. Ovary densely adpressed pilose, 4- (or 5-)locular, each locule with 1 or 2 superposed ovules; style densely adpressed pilose in proximal half; stylehead subcapitate to discoid. Fruits to 4 cm diam., obovoid- globose to flattened-globose, conspicuously 4- or 5-ribbed, redbrown, dehiscing starwise, carpels white within. Seeds 2–5, c. 2 cm long, brownish black with basal orange- red aril.

Distribution

Ambon present, Asia-Tropical: Bismarck Archipelago (Bismarck Archipelago present); Jawa (Jawa present); New Guinea present; Sulawesi (Sulawesi present); Sumatera (Sumatera present), Bacan present, Buru present, Ceram present, E Borneo present, Flores present, Halmahera present, Kei present, Lan Yii present, Leyte present, Lombok present, Luzon present, Mindanao present, Palawan present, Siargao present, Solomon Islands present, Sulu Islands present, Sumba present, Sumbawa present, Tanimbar present, Timor present
Taiwan (Lan Yii), Solomon Islandsand MalesiaSumatra, E Borneo, Java, Philippines (Leyte, Luzon, Mindanao, Palawan, Siargao), Celebes, Lesser Sunda Islands (Lombok, Sumba, Sumbawa, Flores, Tanimbar, Timor), Moluccas (Ambon, Bacan, Buru, Ceram, Halmahera, Kei and Sulu Islands), New Guinea, Bismarck Archipelago

Uses

The timber has a limited use in construction. The bark contains dysoxylum acid.

Citation

K.Heyne 1950: Nutt. Pl. Indon., ed. 3: 895.
Merr. 1923 – In: Enum. Philipp. Flow. Pl: 365.
Koord. 1918: Fl. Tjibodas: 129
Miq. 1859 – In: Fl. Ind. Bat.: 539.
Briq. 1935 – In: Mém. Inst. Nat. Genev.: 49
Merr. & L.M.Perry 1940 – In: J. Arnold Arbor. 21: 300
F.MuelL 1883 – In: Trans. Bot. Soc. Edinb.: 369
A. Juss. 1831 – In: Linnaea: 112
Blume 1824: p. 290. – In: Flora: nomen
Elmer 1937: Leafl. Philipp. Bot.: 3371.
Harms 1900 – In: K. Schum. & Laut., Fl. Deutsch. Schutzgeb. Südsee: 380
Koord. 1913 – In: Atlas: t. 99, 100
Miq. 1859 – In: Fl. Ind. Bat.: 539.
Merr. & L.M. Perry 1940 – In: J. Arnold Arbor. 21: 300.
G.Don 1831 – In: Gen. Syst.: 684
Koord. 1912 – In: Exk. Fl. Java: 440
F.M. Bailey 1899 – In: Queensl. Fl.: 228.
Hochr. 1904: Pl. Bogor. Exsicc.: 72
Merr. 1952: p. 229. – In: J. Arnold Arbor. 33: excl. syn.
Backer & Bakh.f. 1968 – In: Fl. Java: 654.
Backer & Bakh. f. 1965 – In: Fl. Java: 122
Spreng. 1827 – In: Syst. Veg.: 251.
Koord. 1912 – In: Exk. Fl. Java: 440
C.DC. 1878 – In: DC., Monogr. Phan. 1: 499
Merr. 1945: Pl. Life Pac. World: 94: excl. syn.
Merr. 1923 – In: Enum. Philipp. Flow. Pl.: 364
Briq. 1935 – In: Mém. Inst. Nat. Genev.: 53
Fedtsch. 1925: p. 490. – In: Svensk Bot. Tidskr.: cum tab.
M.Roem. 1846 – In: Synops. Monogr.: 102
F.M. Bailey 1889: Rep. Bot. Bell.-Ker Exp.: 34
Koord. & Valeton 1896 – In: Bijdr. Booms. Java: 34
G.Don 1831 – In: Gen. Syst.: 684
Koord. & Valeton 1896 – In: Bijdr. Booms. Java: 39
C.DC. 1878 – In: DC., Monogr. Phan. 1: 500
C.DC. 1878 – In: DC., Monogr. Phan. 1: 498
Backer 1911: Schoolfl. Java: 205
Adelb. 1948 – In: Blumea: 316
Schimper 1935: Pflanzengeogr., ed. 3: t. 147, 148
Chang 1977 – In: Prov. Pingt. Agr. For. Assoc.: 16.
Elmer 1937: Leafl. Philipp. Bot.: 3371
Decne. 1835: Herb. Timor. Descr.: 116
C.T.White & Francis 1927 – In: Proc. Roy. Soc. Queensl.: 234
Backer 1911: Schoolfl. Java: 205
Backer & Bakh. f. 1965 – In: Fl. Java: 122
Merr.: p. 582. – In: Amer. J. Bot.: excl. syn.
Briq. 1935 – In: Mém. Inst. Nat. Genev.: 48
K.Heyne 1950: Nutt. Pl. Indon., ed. 3: 893
Briq. 1935 – In: Mém. Inst. Nat. Genev.: 49.
M.Roem. 1846 – In: Synops. Monogr.: 102
M. Roem. 1846 – In: Synops. Monogr.: 102
Whitmore 1975: Trop. Rain For. Far East: t. 2.14.
Hochr. 1904: Pl. Bogor. Exsicc.: 71
Koord. 1913 – In: Atlas: t. 172
Whitmore 1975: Trop. Rain For. Far East: 25: excl. syn.
Koord. 1898: Minah.: 386
A. Juss. 1832: 229, 266. – In: Mém. Mus. Nat. Hist. Nat. Paris: f. 12
Ridley 1916 – In: Trans. Linn. Soc. Lond., Bot.: 25
Miq. 1859 – In: Fl. Ind. Bat.: 539.
Fedtsch. 1926 – In: Bull. Jard. Bot. Princ. U.R.S.S.: 152
Merr. 1923 – In: Enum. Philipp. Flow. Pl.: 364