Coreopsis] lxxi. composiTjE. 58T 



flat glabrous rigid pallid lined scales f to }r in, long subtending 

 tlie disk-florets ; achenes of the disk-florets linear-oblong, dusky, 

 compressed, somewhat and unequally quadrangular, not winged, 

 liispid-setulose along the angles, exaristate, somewhat muriculate, 

 bidentate and setulose at the apex with two short teeth setulose- 

 at the base with erect setuliE ; achenes with a circular pallid 

 basal callus narrower than the middle of the achene. 



Ambaca. — At the left bank of the river Caringa ; fr. June 1855. 

 No. 3272, partly. 



51.BIDENS Tournef. , L.; Benth. &Hook. f. Gen. PL ii. p. 387. 



1. B. pilosus L. Sp. PI., edit. 1, p. 832 (pilosa) ; 0. & H. in Oliv. 

 Fl. Trop. Afr. iii. p. 392 ; 0. Hoffm. in Bol. Soo. Brot. xiii. p. 31 

 (1896). 



GoLUNGO Alto. — In sunny situations near Sange ; fl. and fr. Feb. 

 and April 1855. No. 3962. At Sange; fl. and fr. Dec. 1855. 

 No. 3959. In the ascent to the Capopa spring, very plentiful ; fl. and 

 fr. Jan. 1855 and March 1856. No. 3961 partly. 



HuiLLA. — Flowers yellow. At the outskirts of the Monino forests,, 

 amongst tall herbs, sporadic ; fl. and fr. end of Jan. 1860. No. 3960. 



2. B. bipinnatus L., I.e. {bipinnata) ; 0. & H., I.e., p. 393. 

 PiTNGO Andongo. — An annual herb, with yellowish flowers. 



Amongst herbs near the praesidium ; fl. and fr. May 1867. No. 3961 

 partly. Also No. 3963. 



3. B. croceus Welw. ex 0. HolTm. in Bol. Soo. Brot. x. p. 177, 

 HuiLLA. — A glabrous, perennial herb ; rhizome with cylindrical 



tubercles ; stems 2 or 3 from the same rootstook, straight, 2 to 3 ft. 

 high, trichotomously branched in the upper part ; leaves multisect 

 almost after the fashion of a Ferula ; the segments linear, rather thick, 

 green-glaucescent, 1 in. long by -f^ in. broad, entire on the margin, 

 uninerved ; capitula homogamous, twice or thrice as thick as in the 

 previous species of the genus ; flowers saffron-coloured ; corolla rather 

 fleshy but rigid ; achene truncate, not rostrate, surrounded at the apex 

 with a thickened very delicately ciholate border, tipped with 2 aristee. 

 In wooded meadows around the great lake of Ivantala, not uncommon-, 

 fl. and fr. end of Feb. 1860. A great ornament to the meadows, and 

 a plant well worth cultivating ; it has the habit of an American species. 

 No. 3964. 



4. B. (?) andongensis Hiern, sp. n. 



An erect herb, glabrous throughout or nearly so; rootstock 

 woody, perennial ; stems simple below, a little branched above, 

 subterete ; internodes 1\ to 2|- in. long ; leaves opposite, undivided 

 or scarcely lobed, elliptical or ovate, subobtusely narrowed at tho 

 apex, wedge-shaped towards the base, between fleshy and mem- 

 branous, minutely punctulate-scaly when dry, coarsely and unequally 

 dentate or occasionally lobulate, subglaucescent, petiolate or the 

 upper ones sessile, f to 2i in. long by f to If in. broad; petioles 

 ranging up to f in., alate upwards with the decurrent leaf -blade, 

 dilated connate and shortly sheathing at the base ; capitula hetero- 

 gamous, radiate, about 2 in. in diameter including the spreading 

 ligules, solitary, on peduncles of 2 to 7i in., terminal; involucral 



