Toona sinensis
(A. Juss.) M. Roemer, Fam. Nat. Syn. Monogr. 1: 138. 1846;
Bahadur, Monogr. Gen. Toona 115. 1988. Cedrela sinensis A. Juss. in Mem. Mus. Hist.
Nat. 19: 294. 1830. C. serrata Royle, Ill. Bot. Himal. Mts. 144, t. 28. 1839. Cedrela serrulata
Miq., Fl. Ind. Bat. Suppl. 508. 1859. Toona serrata (Royle) M. Roemer, l.c. 139. Cedrela
glabra C. DC. in A. DC. & C. DC., Monogr. Phan. 1: 742. 1878. C. sinensis A. Juss. var.
hupehaha C. DC. in Rec.Bot. Surv. India 3: 361. 1908. C. serrata Royle var. puberula C.
DC., l.c. 363. Toona sinensis (A.Juss.) M. Roemer var. grandis Pampan. in Nouvo Giorn.
Bot. Ital. 17: 171. 1911. T. serrulata (Miq.) Harms in Engl. & Prantl, Nat. Pflanzenfam.
ed. 2, 19bI: 47. 1940. T. sinensis (A. Juss.) M. Roemer var. hupehaha (C. DC.) A. Chev.
in Rev. Int. Bot. Appl. Agric. Trop. 24: 156. 1944 & var. incarvellei A. Chev., l.c. 156. T.
microcarpa (C. DC.) Harms var. grandifolia A. Chev., l.c. 158.
Tree, to 30 m tall; bark greyish brown, rough with vertical fissures. Leaves paripin-nate but often with a terminal leaflet, to 70 cm long; rachis to 9 cm long; leaflets 5 -
14 pairs, opposite or alternate, upper and lower ones generally smaller, ovate-oblong,
inequilateral at base, remotely serrate or dentate along margins, acuminate at apex, 5 -
25 x 3 - 7 cm, glabrous or slightly hairy along main nerves; secondary nerves to 30 on
each side; petiolules 5 -
10 mm long. Panicles as long as or longer than leaves. Pedicels
to 1 mm long. Calyx cup-shaped, ca 1 mm long; lobes rounded or obtuse. Petals 5, free,
ovate or elliptic-oblong, 4 -
5.5 x 1.5 -
2.5 mm. Stamens 5, sometimes 6, alternating with
an equal number of filamentous staminodes. Disk, ovary and style glabrous. Capsules
obovate or fusiform, 2 -
3 cm long, glabrous, reddish-brown or black, often with a few
minute lenticels; seeds with a wing at upper end only.
