672 Lxx, UMBELLiPBE^, (G. B. Clarke.) [Traokydmm. 



ridges 0, or like the primary ; vittae 1-2 between each primary ridge ; carpophore 

 entire 2-fid or 2-partite. Seed subpentagonal, lunate, dorsally suhcompressed, 

 concave on the inner face. — Distbib. Species 10, Ilinmlayan or Central Asiatic, 

 and 1 Abyssinian. 



SuBGEN. Enneazyg'on. Fruit truncate ; calyz-marg^ spongy, patent ; 

 ridges of the carpels 9, equal, hollow, obtuse. 



1. T> novem-jugrum, C. B. Clarke ; radical leaves pinnate, piuue orbi- 

 cular erenate. — Trachydium sp. 5, Serb. Ind, Or, S.f. ^ T. 



SiKKiM, alt, 12,000-16,000 ft. ; Lama Kangra, Tungu, and Yeumtong ; J. D. H. 



Stem 0-2 in., grooved, thick, hollow. Baydical leaves S in. ; piBnae 7, i in. diam., 

 reticulale-nerved. Bracts like reduced leaves with narrower pinnae ; bracteoles 

 linear-obovate, toothed lobed or subpimiatifid. Umbels often subsessile ; lays 2-3 in., 

 thick, often hollow ; rays of the umbellule often 16-20. Petals lurid green. Stales 

 very small. Fruit ^-^ in., ovoid, subquadrate, somewhat cordate at the base, slightly 

 narrowed dose under the calyx-margin which is wider than the summit of the &ait; 

 style bases depressed, inconspicuous. Carpels semi-terete; primary and secondary 

 ridges cellnlar, hollow, almost covering the carpel, smooth ; vittee about 8 (excluding 

 those on the commissure) ; carpophore 2-partite. Seed ^-terete, dorsaJly suhcom- 

 pressed, slightly grooved on the inner face. 



Sttbobw. F6ntazyg'on. M-uit narrowed upwards or truncate; calyx- 

 margin not prominent; ridges of the carpel 5, simple inflated rugose or 

 tuberded, secondary wanting. 



2. T. Roylel, Lindl. in Rayle lU. 232 ; radical leaves a- sub-3-pinnate 

 ultimate segments lanceolate-linear, ridges tubercled. Dene, in Jacq. Vou, Bat. 

 67, t. 79. 



West Tibet; Falconer. Noeth-west TTtmataya ; iMnce; Lanjar, alt. 17,500ft., 

 Straohey S; Winterbottom. Eashhib; alt. 11,000-14,000 ft.; in many places, 

 C. B. Clarke. 



Stem 0-2 in., thick, grooved, often hollow. Radical leaves 3 in. (including petiole), 

 oblong-lanceolate. Umiel solitary, sessUe, with some of the rays (peduncles of single 

 umbels ?) again umbelled ; bracts leaf-like ; bracteoles 6-10, 1-2-pinnate, with lan- 

 ceolate acute ultimate segments, often white-membranous on the margin, ^lit 

 i-l in., ellipsoid, narrowed upwards ; primary ridges inflated, spongy, of ceUulai 

 tissue, nearly covering the carpel, glistening when veiy yoimg, then rugnlose, lax. 

 Anally tubercled ; vittse usually 2 between the primary ridges. Seed ^terete, dor- 

 sally suhcompressed, subpentagonal. 



3. T. dissectum, C B. Clarke ; radical leaves 2-pinnate, secondary 

 pinnse pinnatifid glabrous ultimate segments small linear acute, fruit small ovoid 

 truncate, ridges narrow pot rugose. — Oortia, sp. 3, Herb. Ind. Or. H. f. Sf T. 



SiKKiM ; Tungu, alt. 13,000-14,000 ft. J. D. H. 



Stem 0-7 in., not thickened. Peduncles 1-4 in. ; bracts linear-oblong, pmnatifid, 

 segments lanceolate-linear acute; bracteoles pinnate with narrow acute segments; 

 primary rays J-IJ in. 8ti/le-ba,Bes prominent in the young finiit Fruit -L in.| 

 slightly narrowed upwards; pericarp thin, slightly inflated; ridges hollow, ^much 

 narrower than in the preceding species, furrows nearly covering the fruit vittae 1-2 

 in each furrow. Carpophore slender, 2-partite. Seed lunate, dorsally compressed. 



4. T. hlrsutnlum, C. B. Clarke ; radical leaves 2-pinnate, secondary 

 pinnae pinnatifid hirsute ultimate segments small linear acute, fruit small 

 ovoid truncate ridges narrow not rugose. 



