6 LXVIII. UMBELLIFERZ (HIERN). [ Hydrocotyle. 
Nile Land. Abyssinia, Schimper! fl. and fr. March and November. Unyoro, 
3300 ft. alt. 1° 37° N. lat., Speke and Grant! _ 
Occurs also in Italy, Palestine, Sicily, California, and Peru. 
Grows in marshes or streams. 
7. H. asiatica, Linn.; DC. Prod. iv. 62. Perennial. Stem long, 
creeping and often rooting at the nodes, usually glabrous. Leaves 
deeply cordate-reniform, many-veined, equally crenate, crenulate or 
without obtuse teeth, 1-2 in. wide, glabrous or pubescent; petioles 
usually 2 or more together, glabrous or pubescent, variable in length 
up to 5in. or more; stipules broad. Peduncles fascicled, glabrous 
or pubescent, varying in length up to 4 in. or more, equal in the 
same fascicle. Involucre consisting of 2 or 3 broad pubescent bracts 
shorter than the fruit and some linear ones inside. Umbels containing 
about 4 flowers on very short pedicels. Flowers often monecious. 
Petals broad, much imbricated in bud; styles rather short. Fruit 
somewhat pubescent or glabrous, 4 in. wide, with primary ridges 
and weaker secondary ridges,—Refug. Bot. t. 202. H. nummuiarioides, 
Rich., DC. Prod. iv. 63. 
Abyssinian name, Tabao. 
Upper Guinea. Prince’s Island, Mann! St. Thomas, G. Don! 
Wile Land. Abyssinia, Adoa, fl. and fr. Oct., Schimper! Chiré, fr. July, Quartin - 
Dillon. 
Lower Guinea. Congo, Chr. Smith! Angola, Tcolo e Bengo, fl. and fr. Dec., 
Libongo, fl. and fr. Sept., Mossamedes, Golungo Alto, 1000-2400 ft. alt., fl. and fr. 
July ; Huilla, 3800-5500 ft. alt., fl. and fr. Jan.; Pungo Andongo, 3500 ft. alt., Dr. 
Welwitsch ! 
Mozamb. Distr. Delta below Mazzaro, fl. and fr. March, Dr. Kirk! Roangwa, 
near Lake Nyassa, fr. Sept., Dr. Kirk! (variety with tomentose petioles, more coria- 
ceous and deltoidly dentate leaves.) Zanzibar, Dr. Kirk ! 
Widely spread over the tropical and subtropical regions of the whole world. 
2. ERYNGIUM, Linn.; Benth. et Hook. f£ Gen. Plant. i. 878. 
Calyx-tube covered with small vesicles; calyx-teeth rigid, acute, 
longer than the petals. Petals erect, notched, each with an inflexed 
point as long as the rest of the petal; disk dilated; styles filiform from 
the base. Fruit widening upwards, but little laterally compressed ; 
ridges inconspicuous ; transverse section of mericarp nearly square, with 
exterior corner rounded ; commissure wide; carpophore 0; vitta 0, or 
scarcely visible within the small folds of the ridges. Seeds subterete. 
Leaves spinously serrate. Flowers in dense sessile heads, with brac- 
teoles, hermaphrodite. 
A large genus, scattered over the warmer and temperate parts of the whole world, 
except South Africa. 
1. E. foetidum, Linn. ; DC. Prod. iv. 94. Glabrous gs 
erect biennial herb, with strong smell, 2-3 ft. high 
branched above. Stem deeply striate. Radical leaves 
lanceolate, attenuate at base, rounded at apex, sheathing at end of 
petiole, ranging up to 10 in. long. Floral leaves palmatipartite, sessile 
about 1} in. long. Flowers white; heads cylindrical, shorter than the 
inulose rigid 
ichotomously 
several, ob- 
a 
