'10 ALT. BOT. 



300, Camp, erinoides Mg. flexuosa, spinu- 



losa, aparinoides of others Pennsylv. New 



Jersey. 



This Century includes 22 N. G. whereof 12 

 now first described and some restored, with 

 over 40 N. 8p. 



CENTURIA IV, 



301, BOERHAVIA atomaria Raf. erecta non- 

 nulis non L. glabriusc. caule erecto basi tereto 

 apice obt. 4gono, fol. opp. petiol. ovatis amitis 

 repandis erosis planis basi subtrunc. subtus pal* 

 lidis atroglandulosis, panicula nuda 2-3chotoma, 

 fl. subternis pedic. Florida, pedal, leaves un- 

 cial, flowers minute, fruit Sgone obverse pyra>- 

 midal Ssulcate subSdentate, mistaken for the 

 Antillan B. erecta by B!! the Northern Botan- 

 ists, which differs by stem viscose pilose, Icaveg 

 undulate rough on margin not glanduiose. 



302, Boerh. squamata Raf. diffusa Baldw, 

 Mpt. non L, caulib. diffusis vel adscendens teres 

 furfuraceis, fol, opp. ternisque ineq. petiol. ova- 

 tis vel subrot, basis subcordatis, apice vix acu- 

 tis, marg. subrepando scabris, subtus fulvescens 

 squamatis glandulosis panic, paucifl.. dichot. 

 bract, lanceol, ft. subternis sessilib. involucris 

 subulatis Florida, found by Baldwin, not in 

 authors, smaller than last, semipedal perennial, 

 leaves small semiuncial quite unequal, quite 

 scaly beneath with black dots besides, fl. small 

 few. The B. diffusa of India differs by stem & 

 leaves smooth, not cordate nor scaly. The G. 

 Boerh avia must form many subg. 1 Taludama 

 stam. 1 or 2, such as this and Br. diffusa,repens, 

 hirsuta, erecta, atomaria, &c 2 Saliunca R. 

 stam. 3 or 4, such as B, scandens, exeelsa, re- 



