526 309. Bupleurum. 45. UMBELLIFER Jil. PI. ex. cal, 



XLIV. 309. BUPLEURUM. Hippocrates. TJiorow-wax. 

 Involiicrum 0; involucella 5-leaved, leaves ovate, acute, 

 nearly joined together, unequal, spreading, persisting ; ca- 

 lyx ; petals equal, involute, entire ; Jhnt ovate, ending in 

 a patelliform stylopodium; akenimn ovate, oblong, 5-ribbed; 

 ribs acute ; vallecules 2-keeled, not vittated ; spermapodium 

 hairlike, 2-parted. 



Bupleurum rotund'ifol'mm. Round-leaved tliorow-ivax, 



Bupleiinim perfoliatum rotundifolium annuuni, Rail Sj/w. 221, 1. 



Perfoliata vulgaris, Qer. em. 536, 1 ; Park. 580. 



Bupleurum roUindi folium, Lin. S. P. 340. 



Bupleurum perfoliatum, Lamarck Fl. Fr, 405. 



Thorow-leaf. 



Chalky corn-fields ; annual; July* 



Stem branched alternately ; leaves ovate, pointed, all 

 per foliated, glaucous, bald ; umhells axillary and terminal, 

 peduncled, 6 or 7-rayed. 



jS. petiolatmn. Leaves oblong and oval ; 2 lowermost 

 petioled, the third lanceolate, oblong, barely perfoliated. 



XLV. 310. AGOSTANA. Lord Bute. Hares-ear. 



Involucrum and involucella 3 to 5-leaved; leaves equal, 

 lanceolate, ribbed, veined ; calyx denticulated ; petals equal, 

 ovate, bent in, nicked ; fruit ovate, rather compressed, 

 crowned; akenium ovate, oblong, 5-angled or ribbed, not 

 vittated; angles or ribs and vallecules covered with warts; 

 commissures unequal, warty, furrowed in the middle ; sper- 

 mapodium. bristlelike, 2-cut. 



1 . Agostana tenuissima. Very-slender hares-ear. 



Stem branchy; leaves linear, acute; umbells simple, al- 

 ternate, nearly sessile, 3 or 5-iiowered ; involucrum and 

 i)ivobiceIla 5-leaved, awlshape. 



Bujiieurum minimum, Raii Sijn. 221, 1 ; Park. 587. 

 Bupleurum tenuissinium, Lin. S. P. 3iS. 

 A2;()stana tf luiissinia, Lurd Bute 8, 299. 

 OJonLitcs teuuissima, llojj'mann Umbell. 



Muddy sea-shores ; annual ; August and September. 



Stem branchy at bottom; branches upright, spreadingy 

 simple; leaves narrow at bottom ; umhells soVii'.wy ; involu- 

 wlla longer than the flowers. 

 '2 



