698 LXX. UMBELLiFERjE. (C. B. Clarke.) [Polyzygus. 



slightly larger. Petals oblong, emarginate, white. Fruit ovoid, terete ; com- 

 missure broad ; primary ridges slender ; furrows wide, 1 -3-vittate ; carpophore 

 2-partite. Seed ^-terete, dorsally compressed, inner face plane. 



1. P. tuberosus, Dah. in Hook. Kew Journ. ii. 260 ; Dalz. fy Gibs. 

 Bomb. Fl. 107. 



BOMBAY and MALWA, Dalzell ; CONCAN, Stocks ; CANARA and MVSOBE ; Law. 



Stems 8-18 in., several, weak. Secondary pinnae of the leaves -l in., ultimate 

 segments lanceolate or ovate. Rays 3-8, -l in. ; pedicels 6-12, ^-^ in. Fruit 

 ~ in. ; style-bases depressed, inconspicuous. This resembles a PimpineUa, but the 

 habit is weak, straggling. 



25. X.IGUSTXCUTC, Linn. 



Perennial herbs. Leaves 1-2-3-pinnate or twice 3-partite, ultimate pinnae 

 large minutely pubescent in the Indian species. Umbels compound, usually of 

 many rays ; bracts many, few, or ; bracteoles many, rarely divided. Calyx- 

 teeth obsolete. Petals obovate, emarginate, white. Fruit ovoid or ellipsoid, 

 terete or dorsally subcompressed, commissure broad ; carpels dorsally com- 

 pressed, inner face plane ; primary ridges very conspicuous, often subalate, sub- 

 equal or the lateral wider ; dorsal furrows at least 2-vittate, lateral at least 

 3-vittate ; carpophore 2-partite. Seed dorsally compressed, about twice as broad 

 as thick, inner face plane or slightly concave. DISTBIB. Species 20, in the 

 northern hemispheres. 



1. Zi. Thomson!, C. B. Clarke ; leaves 1-pinnate pinnae oblong lobed or 

 pinnatifid, fruit ellipsoid terete, lateral ridges scarcely wider than the dorsal. 

 Oreocome sp. 2, Herb. Ind. Or. H.f. 8f T. 



WEST TIBET, alt. 11,000-13,000 ft., Thomson. DISTRIB. Afghanistan. 



Nearly glabrous ; top of the peduncle pubescent. Stem 2 ft. Lower leaves 6 by 

 2 in., oblong, primary pinnae 1 by f in., lobed, or sometimes deeply pinnatifid ; upper 

 leaves reduced nearly to sheaths, or small more finely cut. Bracts 5-8, |- in., 

 white-margined, deciduous; rays 10-20; bracteoles like the bracts but smaller. 

 Fruit by ^-^ in. ; ridges subalate ; dorsal furrows 3-2-vittate, lateral 3-vittate, 

 commissure 6-10-vittate. 



VAE. evolutior; larger, leaves larger 2-pinnate nerves pubescent. North Kash- 

 mir, alt. 6000-9000 ft., frequent. Stem usually 3-5 ft., often leafy upwards. 

 Umbel very many-rayed, dense. Fruit exactly as in the type. 



2. Xi. marg-inatum, C. B. Clarke; lower leaves pinnate pinnae large 

 deeply pinnatifid, carpels orbicular with prominent lateral ridges much dorsally 



North-west HIMALAYA; alt. ^)00-1 0,000 ft. ; Simla and Naini Tal; Thomson. 



Glabrous or nearly so, 2-4 ft., corymbose, nearly naked upwards. Lower cauline 

 leaves 8-10 by 3 in., pinnae 1-1^ in. deeply pinnatifid, lower sometimes subpinnate; 

 segments oblong, serrate or lobed, often minutely pubescent. Peduncles long, pubes- 

 cent upwards. Bracts 1-5, \ in., linear; rays 12-20, - 1 in.; bracteoles 4-8, 

 ^ \ in., linear. Fruit larger than in L. Thomsoni, the lateral ridges much wider 

 than the dorsal ; vittae 3 in each furrow, 8 on the commissure. Seed 4-6 times as 

 broad as thick, inner face slightly convex. "[Indistinguishable from L. Thomsoni in 

 the absence of fruit. 



3. Xi. elatum, C. B. Clarke; lower cauline leaves 2-pinnate secondary 

 pinnae 1-3 in. ovate pinnatifid, fruit elliptic much dorsally compressed. Oortia 



