SCIKNTIFIC AND POPULAK. 235 



d. L. yulgaris L, Europe and Asia, adv. in U. S. Common 

 Loosestrife, Golden or Yellow AVillow-herb, Yellow Rocket*. 

 Properties of (b). 



1250. LYTHRUM, L. Loosestrife. Lythraceae' 



Fro'^ii Greek, "gore'". 8yn. Hyssopifolia, Opiz., Salicaria, 

 Mill., in part. Herbs or shrubs. About 25 species, widelv dis- 

 tributed; J2inU. S. 



a. L. Salicaria L. (S. vulgaris Moench). Europe and Asia, nat» 

 in U. S. Loosestrife, Spiked or Purple Loosestrife, Spiked or 

 Purple Willow-herb, Milk Willow-herb, Willow-weed, Willow- 

 wort, Sage Willow, l^irple-grass, Long- purples, Eed-Sally, 

 Rainbow-weed, SoldiersJ; Ger. Rother Weiderich; Fr. Salicaire. 

 Herb astringent, demulcent, alterative, (b) L. aldtuin Pursh, 

 Ontario and northeastern LL S., Wing-angled Loosestrife^, is 

 called also Milk Willow; (c) L. Hyssopifolia L. (H. parvi- 

 flora Opiz. ), Europe and Asia, adv. in U. S., is Hyssop Loose- 

 strife or Grass Poly. 



1251. MACBRIDEA, Ell. Macbridea. Labiatae. 

 Named for Dr. James Macbride. Syn. Thymbra, Prasium, 



Melittis, in part. Perennial herbs with showy flowers. Two 

 species, southeastern U. S. 



1252. MACHAERANTHERA, Nees. Aster. Compositae. 



From Greek, "sickle A stei-". Syn. Aster (Kew), Dieteria, 

 in part. Herbs resembling Aster. About 15 species, all of 

 U. S. and Mexico. 



1253. MACHAERIUM, Pers. Tiger- wood, etc. Papilioiiaceae. 



From Greek, "saber", alluding to the fruit. Trees, shrubs 

 or tall climbers. About 60 species, S. America. 



a. M. fertile Griseb. Argentina. Tipa. Wood and bark astrin- 

 gent, used in tanning; (b) M. Schomburgkii Benth. of British 

 Guiana is called Itaka and Tiger-wood. Some species yield 

 varieties of Rosewood. 



1254. MACOUNASTRUM, Small. Macounastrum.Polygonaceae. 

 Syn. Koenigia, L. 1764, not Konig, Adans. 1763. Insignifi- 

 cant herbs. Two or three species, boreal or alpine; 1 in U. S. 



1255. MACRAE THE R A, Torr.Macranthera. Serophiilariaceae. 

 From Greek, "long stamened". Syn. Conradia, Dasystoma, 



in part. Tall biennial with orange-colored flowei-s. One spe- 

 cies, southeastern U. S. 



1256. MACROCALYX,Trew.l761.Nyctelea,etc.Hydrophyllaceae. 



From Greek, "large calyx". Syn. Ellisia, L. 1763 (not L. 

 1759); Ipomoeaf, Polemoniumf, in part. Annual hairy herbs. 

 About 3 species, N. America; 2 in U. S. 



1267. MACRONEMA, Gray. Macronema. Compositae. 



From Greek, "long thread". Syn. Aplopappus, in part. 

 Perennial herbs; rays few (conspicuous) or wanting. About (► 

 species, western U. S. 



