234 BOKAGINE^. 



seeds. Albumen none or very tMn. Embryo iisilally straight, with flat or 

 rarely folded cotyledons. — Herbs or rarely shrubs or small trees, often rough 

 with stiff hairs arising from little tubercles. Leaves alternate, entire or 

 toothed, without stipules. Flowers usually in one-sided simple or bifid spikes 

 or racemes, or on the one-sid:ed branches of a didhbtomous cyme, which are 

 often rolled back before the flowers expand. 



A considerable Order, dispersed over almost every part of the globe ; the arborescent or 

 shrubby genera chiefly tropicalj the herbaceous ones more common in the temperate regions, 

 especially of the northern hemisphere. 



Trfee. Ovary entire. Style 3-lobed. R-nit a drupe, with fom: 1- 

 seeded stones 1. Ehketia. 



Erect herb. Ovary entire. Style entire. Fruit dry, pyramidal, 



and separating into two 3-seeded nuts (in the Hongkong species) 2. Helioteofiuh. 



Diffuse slender herb. Ovary 4-lobed. Style entire. Fruit of 4 

 seed-like nuts 3. Bothriospekmum. 



1. EHBETIA, Linn. 



Calyx 5-lobed. Corolla with a long, or short tube and spreading lobes. 

 Ovary entire, 4-celled, with 1 pendulous ovule in each cell. 'Style terminal, 

 3-lobed at the top, with truncate or capitate stigmas. Fruit a berry or drupe, 

 separable into Z or 4. — Trees or shrubs, smooth or rough, but not hairy as 

 most Eoraginea. Leaves entire or rarely serrate. Flowers usually in cymes or 

 panicles. 



A considerable tropical genns, spread over both the New and the Old World. 



1. E. longiflora. Champ, in Kew Journ. Bot. v. 58. A glabrous tree. 

 Leaveis eUiptical' or obltong; actoniiiate, 2| to 4 in. long, on a petiole of 3 to 

 5 lines, entire, qtiite smooth, with few distant veins. Flowers white or pink, 

 in pedunculate cytdes, shorter than the leaves. Calyx not a line long. Corolla- 

 tube riear 5 lines long, enlarged upwards ; the lobes ovate, spreading, about 

 2 lines long. Stamens cdrisidefably longer. Style-lobes dilated and truncate 

 at the top. Fruit nearly globular, 3 or 4 lines diameter, sulcate and angular 

 wheii dry ; the boriy putamen readily separating into 4, with 1 pendulous 

 seed in each quarter. 



In the Happy Valley woods and on Victoria Pealc, and is also the tree which gives its name 

 to One-tree Hill, CMmpioti. In woods- at Little Hongkong, WHford; also Wright Not 

 known out of the island. 



The E. aerrdta, Koxb., planted for its shade, has not been seen wild in the island. 



2. HELIOTBOPIUM, Linn. 



Calyx usually deeply 5-eleft, rarely 5-toothed. CoroUa-tube cyHndrioal - 

 the limb spreading, 5-lobed. Anthers included in the tube. Style short 

 sometimes scarcely any, with a capitate or conical stigma. Ovaiy entii-e 4- 

 ceUed. Fruit dry, separable either into four 1-seeded nuts or into' 2, each one 

 2-cened and 2-seeded, which in ripening often leave between them cavities 

 sometimes caUed empty ceUs. Seeds without albumen.— Herbs or under- 

 shrubs, usuaUy hairy. Leaves entire or rarely toothed. Flowers usually 

 small, in unilateral spikes or dichotomous cymes. 



A considerable genus, chiefly tropical or subtropical, both in the New and the Old World 

 \i/ith a few species extending into Europe, temperate Asia, or south Africa. ' 



