Apium] LXVII. UMBELLIFER&. 425 
4, APIUM Tourn., L.; Benth. & Hook, f. Gen. Pl. i. p. 888. 
1. A. leptophyllum F. Muell. ex Benth. Fl. Austral. iii. 372 (1866). 
Helosciadiwm leptophyllum DC. Mém. Soc. Phys. Genév. iv. 
p- 493 (1828). 
Prince's Istanp.—A_ slender, subglaucous-green, annual herb ; 
flowers whitish; involucre and involucels wanting ; carpophore 
cylindrical, rather thick, undivided ; mericarps 5-sided. In unculti- 
vated hollows and also in places formerly cultivated, near Bahia de 
Santo Antonio, not uncommon: fr. and few fl., the specimens nearly 
all past fl. or mutilated, Sept. 1853. No. 2498. 
Barra po Benco.—Annual ; stems slender, sometimes erect in 
other cases prostrate-ascending, as well as the leaves herbaceous-green ; 
flowers whitish ; involucre and involucels wanting. Along the banks 
of the river Bengo, in plantations of Saccharum officinarum L. ; fl. and 
fr. Dec. 1853 and Jan. 1854. No. 2499a. 
IcoLo E Benco.—A soft, subglaucescent, deep-green, annual herb ; 
stems ascending or sometimes almost straight ; flowers white, very 
small, fugacious ; scent scarcely aromatic. By the river Bengo, not 
far from Panda, in plantations of Zea Mays L. and Manihot utilissima 
Pohl ; fl. and fr. Feb. 1854. No. 24990, 
5. CARUM Riv., L.; Benth. & Hook. f. Gen. Pl. i. p. 890. 
1. C. Petroselinum Benth. & Hook. f. Gen. Pl. i. p. 891 (1867). 
Apium Petroselinum L. Sp. Pl., edit. i. p. 264 (1753). 
Punco ANDoNGO.—Along roadsides and garden fences, apparently 
perennial, very common and half wild and met with nearly throughout 
the year, in nearly all parts of the presidium of Pedras Negras, and 
growing in the streets and squares of the town; fr. mostly in May. 
See Welw. Apont. p. 552 under n. 109. No specimens collected. 
No. 25137. 
2. C. imbricatum Schinz in Bull. Herb. Boiss. ii. p. 208 (1894). 
Houiiia.— Habit of C. verticillatum Koch, but with very different 
foliage, which as to the indumentum is almost like that of Lagacia 
Cuminoides L. In moist meadows and along the banks of streams, 
from Lopollo to the great lake of Ivantala; fl. Jan. and fr. April 
1860. No. 2513. 
6. SIUM Tourn., L.; Benth. & Hook. f. Gen. Pl. i. p. 893. 
1. S. Thunbergii DC. Prodr. iv. p. 125 (1830); Hiern in Oliv. 
Fl. Trop. Afr. iii. p. 13. 
Puneo ANDoNnGo.—A marsh herb with the habit of the genus. In 
rather salt, swampy places at Salinas do Dungo, near Quitage, in 
company with Ruppia; March 1857. A young plant, with foliage 
only and without inflorescence, perhaps referable to this species. 
No. 2509. 
2. §. repandum Welw. ms. in Herb. 
A glabrous, pallid, bright green perennial herb; stem erect, 
widely fistular, finely pluri-suleate, 3 to 4 ft. high, cylindrical, 
4 to lin. in diameter at the base, branched and leafy towards 
the apex; leaves herbaceous-green, very pleasantly aromatic, 
imparipinnate; root-leaves 1 to 14 ft. long. with a short common 
petiole, and 9 to 18 pairs of ovate-oblong rather obtuse crenulate 
