

CL. V.] PENTAKDRIA DIGYNIA. 155 



tifid ; their segments opposite, decurrent. Stem erect, from one 



to two feet high : leaves twice pinnate : flowers yellowish-white. 

 Perennial : flowers in August and September : grows in meado\\s 

 and pastures : not rare. Eng. Bot. vol. xxx, pi. 2142 : Peucedanutu 

 Silaus. Eng. Fl. vol. ii. p. 92 . 463. 



78. BUPLE'URUM. HARE'S-EAR. 



Flowers all regular, perfect and productive. Calyx none. 

 Petals five, superior, equal, broadish wedge-shaped, very short, 

 with a broad involute point. Filaments thread-shaped, spread- 

 ing. Anthers roundish. Germen egg-shaped, furrowed. Styles 

 very short, spreading, with broad tumid bases. Stigmas mi- 

 nute, simple. Fruit egg-shaped, obtuse, a little compressed, 

 crowned by the very short styles. Seeds somewhat cylindrical, 

 with five prominent acute ribs ; the interstices flat. Juncture 

 narrower than the seeds. Name from bous, an ox, an&pleuron, 

 a rib. 163. 



1. B. odontites. Narrow-leaved Hare s-ear. General and partial 

 bracteas each of from four to five lance-shaped pointed leaves, 



longer than the umbels ; leaves linear ; stem panicled. Stem 



about six inches high: flowers in terminal umbels. Annual: 

 flowers in July : grows on rocks in the south of England: rare. 

 Near Torquay, Devonshire. Eng. Bot. pi. 2468. Brit. Fl. 4th ed. 

 p. 114. 464. 



2. B. rotundifolium. Common Hare's-ear, or Thorough-wax. 



General bracteas none ; leaves perfoliate. About a foot high : 



leaves broadly egg-shaped, alternate : flowers yellow. Annual : 

 flowers in July : grows in corn-fields in England : rare. Common 

 in Cambridgeshire. Eng. Bot. vol. ii. pi. 99. Eng. FL vol. ii. p. 

 93. 465. 



3. B. tenidssimum. Slender Hare's-ear. Umbels simple, alter- 

 nate, of few flowers, with five awl-shaped bracteas. Stem slen- 

 der, from three to twelve inches high : leaves lance-shaped, erect : 

 flowers yellowish. Annual: flowers in August and September: 

 grows in salt marshes in the south and east of England. Eng. Bot. 

 vol. vii. pi. 478. Eng.Fl. vol. ii. p. 94. 466. 



4. B. falcdtum. Sickle-leaved Hare's-ear. Radical leaves in- 

 versely egg-shaped, on long stalks ; upper one sessile, between 

 linear and lance-shaped ; partial involucre of five lance-shaped 



leaves, as long as the flowers. Stem erect, panicled. Perennial : 



flowers in August : grows by road-sides in England: very rare. 

 Discovered by Mr. T. Corder, jun., on Norton Heath, near Ongar, 

 Essex. Eng. Bot. Suppl. pi. 2763. Brit. Fl. 4th ed. p. 115. 467. 



79. SELI'NUM. MILK-PARSLEY. 



Flowers all perfect and regular. Calyx superior, of five mi- 

 nute, spreading teeth. Petals involute, pointed, equal. Fila- 

 ments thread-shaped, spreading ; anthers roundish. Germen 

 egg-shaped, compressed, ribbed, somewhat bordered. Styles 

 short, afterwards elongated, reflected, flattened, their bases 

 hemispherical ; stigmas obtuse. Fruit elliptical, crowned with 

 the calyx and styles. Seeds nearly elliptical, flattened with 

 three longitudinal, acute ribs ; the margin dilated, flat, smooth, 

 ntire. Juncture broad, flat, as wide as the seeds. 164. 



