MIDDLESEX FLORA. 175 



ADDITIONS AND CORRECTIONS. 



Page 10. After Violaceae, Violet Family, insert the line 



VIOLA, L. 



Page 11. After the note on V. pubescens, Ait., insert 

 V. pubescens, Ait., var. scabriuscula, Gray. 



Waltham (Walter Deane; specimen in herb of). Rare. 

 Page 26. In the description of Trigonella Cassia, Boiss., the last 

 clause should read "traversed by longitudinal anastomosing 

 nerves." 



Page 38. After the note on CEnothera biennis, L., var. grandiftora, 

 Lindl., insert 

 CE. Oakesiana, Bobbins, (CE. biennis,L., var. Oakesiana, Man.) 



Cambridge (S. Watson). 



Page 60. For C. rapunculoides, read C. rapunculoides. 

 Page 88. For R. Brittanica, read R. Britannica. 

 Page 93. For C. vulgaris, Lam., var. AMERICANA, A. DC., read 



C. vulgaris, Lam., var. Americana, A. DC. 

 Page 95. For S. viminalis, read S. mminalis. 

 Page 98. For L. trisculca, read L. trisulca. 

 Page 111. After the note on Cyperus dentatus, insert 

 C. glaber, L. 



Westford, woollen mills, Sept. 15, 1884 (Dr. C. W. Swan). Adv. 

 in wool from Turkey in Asia. 



"Low, tufted, smooth; leaves narrow, shorter than the culm; 

 involucre about 3-leaved, conspicuous; utnbellets very short- 

 stalked in the sessile umbel, forming a capitate cluster of numerous 

 spikes ; these linear (% inch long by 1% lines wide) flattened, 

 serrate, scales ovate, strongly conduplicate, obtuse, mucronate, 

 striate, purplish-brown with broad green keel and narrow pale 

 margin, about half-length imbricate; rachis narrowly winged; 

 stamens 3, style 3-cleft; acheniurn obovate, triquetrous, apicu- 

 late, dull." C. W. Swan. 



Page 111. After the note on C. esculentus, L., insert 

 C. esculentus, L., var. angustispicatus, Britton. 

 Lowell, Aug. 23, 1885 (Dr. C. W. Swan). Adv. from the South. 

 " Spikelets narrowly linear, about one line wide and three-fourths 

 of an inch long; a well marked form." Britton, Bull. Torr. Bot. 

 Club, XIII., 211. 



