138 
CXX. HERNANDIACE.E. 
[Hernandia. 
Order CXX. HERNANDIAGEO. 
Trees or climbing shrubs. Leaves alternate, simple or pinnate. 
Flowers bisexual or unisexual, small, white, greenish or pink. 
Perianth superior; lobes in 2 valvate 3- to 5-merous whorls or 
1 imbricate 4- to 8-merous whorl. Stamens 3 to 5 in one whorl, 
anthers 2-celled dehiscing by valves. Staminodes in 1 to 2 whorls 
or o. Ovary inferior, i-celled, i-ovuled. Fruit winged or in an 
inflated cupule. Species about 35, tropics. 
Leaves simple, peltate; fruit in a dilated cupule. Flowers 
unisexual. Trees . . . . . .1. Hernandia 
Leaves often lobed ovate; fruit with 2 long narrow 
wings. Flowers unisexual. Trees . . .2. Gyrocarpus 
Climbers with trifoliate leaves; fruit with broad 
lateral wings. Flowers bisexual . . . -3- Illigera 
1 . HERNANDIA, Linn. 
Trees. Leaves alternate, ovate peltate 3- to 7-ribbed. Flowers 
unisexual, in involucres containing 3 flowers on branch-ends of 
a panicle, central flower female, laterals male. Involucral bracts 
3 to 4. Perianth-lobes in male 3 to 6, in female 4 to 8. Stamens 
as many; filaments usually with glands at base; anthers 2-celled, 
dehiscent by valves. Staminodes in females usually 4. Ovary 
inferior; style included; stigma dilate. Fruit a globular, black, 
stony nut enclosed in a white inflated involucre with an opening 
at the top. Species 8 to 12, tropics. 
(1) H. peltata Meisn. DC, Prod. xv. 1, 263; Gamble, Journ. 
As. Soc. Beng. l.c. 204. 
Tall tree. Leaves ovate acute, base round, 3 to 7 in. long, 
2 to 5*5 in. wide; petioles 4-5 in. long. Panicles 2 in. long, puberu- 
lous. Flowers yellowish. Fruit oblong or globose, *8 in. through, 
inflated involucre 3 in. through, open at the tip, creamy white. 
Bab. Rather rare, sea shores, Singapore (Wallich); Malacca, 
Pulau Nangka and Pulau Dodol (Cantley). Johor, Pulau Tinggi 
(Feilding). Bindings, Pangkor {Wray, Curtis). Distrib, E. Africa, 
Madagascar, Ceylon and S. India to 'Polynesia. Native name: 
Bua K'ras Laut. 
2 . GYROCARPUS, Jacq. 
Tall trees. Leaves alternate, long-petioled, entire (or lobed). 
Flowers small, unisexual, very numerous, clustered on the ends 
of the branches in large dense cymes appearing after fall of leaves. 
Males very numerous. Calyx 4-to 7-lobed. Petals o. Stamens 
4 to 7, insert at base; anthers 2-celled dehiscing by valves; with 
many clavate glands alternating. Females few; calyx-tube ad¬ 
herent to ovary; limb 2-lobed. Ovary i-celled, i-ovuled; stigma 
sessile. Fruit a bony nut with 2 long spathulate wings. Species 
3 or 4, seashores of tropics. 
