20 Lxviii. UMBELLIFER^ (hiern). [Peuccda?ium. 



Quartln-Dillon, Ant. Petit, and Schimper, some specimens of which Hochstettcr (in PI. 

 Schimp. Abyss, sect. i. 379, sect. ii. 1879) had previously named A. graveohm, L. 

 Richard says that this species is known in Abyssinia by the names Sadanshoa ».ii& 

 Chdone. The only marked difference between these species consists in the fruit, 

 which in A, segetum is laterally compressed, and without lateral wings. 



2. P. silaifolium, Hiern. Glabrous and shining" except in protected 

 parts above, herbaceous, pale, 2J ft. hig-h. Root thick. Stem deeply 

 striate, erect; branches several from the base, branched ag-ain above. 

 Root-leaves about 10 in. long, on long petioles, clasping at base, 2-lau- 

 cous, lanceolate in outline, bipinnate ; pinnae and pinnules stalKed ; 

 segments biternato-partite with linear acute lobes; upper smaller, 

 similar, erect. Umbels on erect or ascending peduncles somewhat 

 glandular-hairy at apex, terminal and subterminal ; primary fruiting 

 rajs 8-12, 1-1 J in. long, and as many secondary rays i^-| in. long; 

 involucre and involucel of few small leaves. Petals lanceolate with 

 inflected acumen, emarginate. Fruit oblong, J-| in. long by ^ in. wide, 

 broadly winged, with 3 rather broad rounded conspicuous contig-uous 

 ridges and 2 exterior less conspicuous and smaller ones, slightly in- 

 dented at both ends. Stylopods convex, exceeding the lateral wings 

 of the fruit. Carpophore bifid. Yittae solitary between the ridges and 

 wings ; 2 rather distant ones in each commissural face. Seeds plane 

 on the face. 



Nile laand. Abyssinia, ScJnn^jyer! Coll. 1863-8; 8200 ft. alt.; fl. and fr. 

 August. 



3. P. Petitianum, A. liich. Fl. Ahjss. i. 327. Perennial herb, 

 21-4 ft. high. Root thick. Glaucescent, glabrescent except in places 

 about the upper part and inflorescence which are glandular-hairy. 

 Stem terete, striate, branched and usually geniculate above. Leaves 

 tiipartito-pinnatisect on manifest petioles, dilated and amplexicaul at 

 the base ; pinnae stalked ; segments narrowly oval or ovate, incise and 

 serrate, the lower ones often with an exterior lobe ; slightly hairy but 

 quickly glabrescent. Umbels at the ends of the stem and branches, of 

 many primary and secondary rays (peduncle(l). Primary fruiting rays 

 1-2 in. long, secondary -J— | in. long ; involucre and involucels of few 

 small leaves. Flowers white. Fruit oval, broadly winged at tlie 

 margins, marked on the back with much raised ridges, and 2 exterior 

 less conspicuous ridges, xo-| ^"- ^^^o '^J 3~4 ^^- wide, emarginate 

 at both ends. Stylopods small on the fruit, convex with recurved 

 sliort styles, exceeding the wings of the fruit ; disk annular, undulated. 

 (Jarpophore bipartite. Vittye solitary between the ridges and wings, 2 

 rather distant ones in each commissural face. Seeds slightly sulcate 

 along the middle of the face. 



Nile laand. Abyssinia, Schimper! 



Upper Guinea. Fernando Po, Clarence Peak, 9000-9500 ft. alt. ; fl. in December, 

 fr. in Apiil, Mann! 



4. P. altum, Hiern. A nearly glabrous subglaucescent herb, 8-15 ft. 

 bigh, with several terete striate branches. Root perennial, thick, 



