SUPPLEMENT TO VOL. I. PART IL 



ADDITIONS AND CORRECTIONS. 



RUBJACE^. 



26, GALIUM. p. 35, add, after the mention of Asperula: — 



ShekXrdia arvensis, L., according to jMacoun, has beeu found wild iu several places in 



Canada. 



G. dasycArpum, Nees, PI Neuwied Trav 11 (510), collected on the Missouri at the mouth 



of the Yellowstone, and briefly described, is wholly obscure. It is likened to G. boreale. — The 



following is a somewhat anomalous species, perhaps to stand after G. midtiflorum. 



G. Catalinense. Herbaceous perennial, hispidulous-puberulent or glabrate, unarmed : 

 stems erect, 3 or 4 feet higli, mostly simple with short flowering branches which little sur- 

 pass the larger leaves; its nodes usually witli a tumid ring- leaves in fives or fours, narrowly 

 oblong, obtuse, mucronate, one-nerved (rarelj' by the union of two leaves 2-nerved), either 

 sessile by a contracted base or short-petioled ; at the insertion within bearing some obscurely 

 glandular bristle-shaped appendages : flowers on short slender pedicels, perhaps polygamous : 

 corolla white (2 lines iu diameter) : young fruit sometimes naked and smooth, sometimes 

 beset with soft and straight bristles of about the length of the body. — Island of Sauta Cata- 

 lina off Los Angeles, California, IF. »S'. Lyon. 



COMPOSITE. 



To the Synopsis of Gonera add, at the end of the Inuhidew, p. 59 : — 



63 1. DIMERESIA. Heads 2-flowered, homogaraous. Involucre 2-phyllous. Pappus plu- 

 mose, early deciduous. 



Tkibe VIII. SENECIONIDE^, p. 79. An additional division is required for an 

 outlying genus, viz, : — • 



Style-branches attenuate : involucre imbricated : often some chaffy bracts on the receptacle. 

 — Suhtribe iJabem, Benth. & Hook. 



178 \ BEBBIA. For the characters see p. 453. 



13. BRICKieLLIA, Ell. 



B. Nevinii, Gray. (Next to B. mirrophi/!!n, p. 106.) White-tomentose, almost as in B. in- 

 caiKi, frutescent : leaves ovate or oval (larger ones only half-incli long) : heads 30-40flowered : 

 outer bracts of the involucre resembling the small rameal leaves, equally tomentose : other- 

 wise nearly like B. mlcrophyJla. — Proc. Am. Acad. xx. 297. — S. California, near Newhall, 

 Nevin, 



