Heynea trijuga

Primary tabs

Heynea trijuga

Content

Description

Small tree to 15 m with airy crown and bole to 20 cm diam. but usually much smaller. Bark dark brown, lenticellate to grey and weakly cracking into irregular rectangles; inner bark whitish. Leaves to 50 cm long, (l–)3–5(–6)-jugate; petiole 5–15 cm, terete; leaflets 4.5–20 by 2–7.5 cm, ovate-oblong, articulated at petiolule apices, adaxial surface glabrous, shining, abaxial glabrous to hairy, glaucous; base asymmetric, rounded to acute; apex acuminate; veins 5–8 on each side, looping together but not reaching margin. Inflorescences foamy subcorymbose cymes to 50 cm across, axillary, peduncle over half as long, with 3–7 pairs of decussate branches, each with l–3(–4) orders of branchlets; bracts small, caducous. Flowers scented; pedicels c. 1.5–2 mm, each with 2 small persistent bracteoles. Petals oblong, c 0.7–1 mm wide, acute, often hairy without, white to pink or cream, margin sometimes ciliate. Filaments 8 or 10 (14) alternately long and short, adaxially strigose, sometimes puberulous abaxially, pink; anthers c. 1 mm, ovate, apiculate, ± glabrous, bright yellow, inserted between 2 linear acute glabrous teeth. Ovary glabrous. Capsule c. 1–2 cm diam., globose, pink. Seed 1, ovoid, almost covered in a white aril, testa dark brown, dangling from long funicie (Ashton).

Distribution

Asia-Tropical: Borneo present; Malaya (Peninsular Malaysia present); Philippines (Philippines present); Sumatera (Sumatera present), Sikkim to Nicobars and southern China present, but not Sri Lanka present
S India (but not Sri Lanka), Sikkim to Nicobars and southern China; MalesiaMalay Peninsula, Sumatra, Borneo, Philippines..

Uses

Long cultivated in Java, this is an extremely handsome tree suitable for town gardens (cf. Corner, 1940, 1988); it is cultivated under glass in Europe. Its leaves and bark are bitter and of medicinal value; the seeds are allegedly poisonous to some birds.

Citation

King 1895 – In: J. As. Soc. Beng. p 86
Merr. 1927: p. 104. – In: Lingn. Sc. J. incl. var. microcarpa
Dunn 1911 – In: J. Linn. Soc., Bot. p 455
Hô 1992: p. 488. – In: III. Fl. Vietnam. incl. f. glabra Bentv.
A. Juss. 1831 – In: Linnaea. p 113
Brandis 1874: For. Fl. p 70
Kurz 1877 – In: For. Fl. Burma. p 225
Kurz 1810 – In: J. As. Soc. Beng. p 72
Elmer 1937 – In: Leafl. Philipp. Bot. 3382.
Roxb. 1820: p. 56. – In: Pl. Coast Corom. t. 260
Wight & Arn. 1834 – In: Prodr. p 121
Hô 1992: p. 507. – In: III. Fl. Vietnam. incl. var. microcarpa.
Mabb. 1989 – In: Tree Fl. Malaya. p 251
Harms 1896 – In: Engl. & Prantl, Nat. Pflanzenfam. 3,4. p 303
H.J. Lam 1932 – In: Bull. Jard. Bot. Buitenzorg. 422.
Drury 1864 – In: Handb. Ind. Fl. p 166
Kurz 1877 – In: For. Fl. Burma. 225.
Merr. 1923 – In: Enum. Philipp. Flow. Pl. p 380
Merr. 1909 – In: Philipp. J. Sc, Bot. p 273
Gagnep. 1947: p. 63. – In: Not. Syst. incl. var. velutina Gagnep.
Baker f. 1924 – In: J. Bot. p 20
Craib 1931: p. 264. – In: Fl. Siam. Enum. incl. f. pubescens (Kurz) Craib
Corner 1988: Wayside Trees, ed. 3. p 508
Juss. 1832: p. 235. – In: Mém. Mus. Nat. Hist. Nat. Paris. t. 7, f. 17
C.DC. 1878 – In: DC., Monogr. Phan. 1. p 714
Wight 1834 – In: Prodr. p 148
Miq. 1868 – In: Ann. Mus. Bot. Lugd.-Bat. p 61
Cooke 1902 – In: Fl. Bomb. p 214
Koord. & Valeton 1896 – In: Bijdr. Booms. Java. p 4
Pellegr. 1911: p. 791. – In: Fl. Indo-Chine. incl. var. microcarpa
Osmaston 1927: For. Fl. Kumaon. p 87
Ridley 1922 – In: Fl. Malay Penins. 413.
Chitt. 1951 – In: Dict. Gard. p 993
Ridley 1922 – In: Fl. Malay Penins. p 413
Fyson 1920 – In: Fl. Nilgiri. p 303
Harms 1941 – In: Notizbl. Bot. Gart. Berl. p 472
T.P. Clark & Mabb. 1991: Nat. Monsp., h.s. p 583
Brandis 1906: Indian Trees: 134. f. 64
Corner 1940: p. 462. – In: Wayside Trees. incl. var. multijuga
Talbot 1894: Trees Bomb. p 42
Adelb. 1948 – In: Blumea. p 322
Basu 1918: Ind. Med. Pl. t. 226
Crev. & Lem. 1917: p. 230. – In: Cat. Prod. Indoch. t. 84, incl. var. microcarpa
G.Don 1831 – In: Gen. Syst. p 685
J.Graham 1839: Cat. Pl. Bombay. p 31
Pierre 1897 – In: Fl. For. Cochinch. inci. var. microcarpa Pierre
Drury 1864 – In: Handb. Ind. Fl. p 166
Kitam. 1955 – In: Kihara, Fauna & Fl. Nepal. 170.
Backer 1911: Schoolfl. p 216
Merr. 1921: Enum. Born. Pl. p 323
Roxb. 1832 – In: Fl. Ind., ed. Carey. p 390
Bedd. 1869: p. 134. – In: Fl. Sylv. Madras. t. 134.
Theob. 1883: p. 585. – In: Mason, Burma, ed. 3, 2. incl. var. ‘genuina’ & var. pubescens
Miq. 1868 – In: Ann. Mus. Bot. Lugd.-Bat. 61.
Voigt 1845: Hort. Suburb. Calc. p 135
Drury 1864 – In: Handb. 166.
Voigt 1845: Hort. Suburb. Calc. p 135
Hiern 1875 – In: Hook.f., Fl. Brit. India 1. p 565
A. Juss. 1832 – In: Mém. MUS. Hist. Nat. Paris. 235, 275
DC 1824 – In: Prodr. p 624
Walp. 1342 – In: Rep. p 432
Harms 1940: p. 117. – In: Engl. & Prantl, Nat. Pflanzenfam., ed. 2, 19bl. incl. var. microcarpa
C.DC. 1878: p. 713. – In: DC., Monogr. Phan. 1. t. 9, f. 6, incl. var. bijuga C.DC, var. multijuga C.DC & var. pilosula C.DC
Miq. 1868 – In: Ann. Mus. Bot. Lugd.-Bat. p 60
Dalz. & Gibs. 1861: Bomb. Fl. p 38
Kurz 1875 – In: Prel. Rep. Veg. Pegu App. 37.
A. Juss. 1832 – In: Mém. Mus. Nat. Hist. Nat. Paris. p 235
Kosterm. 1969 – In: Reinwardtia. p 438
Debnath & Sreek. 1992 – In: J. Econ. Tax. Bot. 219.