192 PLANT NAMES AND SYNONYMS 



e. H. miironim L. Europe, adv. ih U. vS. Wall Hawkweed, 



French Lungwort, (xolden Lungwort; Ger. Gelbes • Lungen- 

 kraut; Fr. Pulmouaire des Francais. Plant bitter, vulnerary. 



f. H. Pilosella L. Europe, adv. in U. S. Mouse-ear Hawkweed, 



Mouse Bloodwort, Ling Gowans, Felon-herb; Ger. Mause- 

 ohrchen; Fr, Filoselle, Oreille de souris. Plant bitter, astrin- 

 gent. 



g. H. praedltUm Vill. Europe, adv. in U. S. King-devil, a 



troublesome weed. 



h. H. UDibellatiim L. Europe. Ger. Lungenhabichtskraut. 

 Plant used in asthma. 



i. H. venosiim L. Canada to Georgia, west to Nebraska and Mani- 

 toba. Eattlesnake-weed, Poor Robin's Plantain, Vein-leaf or 

 Veiny-leaved Hawkweed or Hawkbit, Snake Plantain, Striped 

 Bloodwort, Bloodwort, Early Hawkweed. Plant reputed an 

 antidote to snake bites. 



1006. HIPPOCRATEA, L. Hippocratea. Celastraceae. 



Named in honor of Hippocrates, the father of medicine. 

 Climbing shrubs. About 30 species, tropical regions especially 

 of New World; 1 in U. S. 



1007. HIPPOMANE, L. Manchineel. Euphorbia ceae. 



Ancient Greek ])lant name, from ''horse" and ''madness". 

 Syn. Mancinella, Tuss. 1824, Manganilla Adans. 176:^. Tree 

 with poisonous milk sap. One species, tropical America. 



a. H. Mancinella L. (M. venenata Tussac, H. Manganilla Jacq. ). 

 West Indies, Florida, Panama, Venezuela, etc., Manchineel, 

 Manzanillo. Sap a powerful irritaut, a skin poison, emeto- 

 cathartic, etc. 



1008. HIPPURIS, L. Mares-tail, etc. Haloragidaceae. 



From Greek, "horse's tail". Aquatic herbs with whorled 

 leaves. Three species, temperate and frigid zones; 3 in U. S. 



a. H. vulgaris L. Northern Europe, Asia and N. America, south 

 to Maine, N. Mexico and California. Mare's-tail (originally 

 Female Horse-tail), Bottle-brush, Cat's-tail, Joint-weed, Knot- 

 grass*, Female Knot-giass, Paddock-pipes, Witches' -milk; 

 Ger. Schafthalm ; Fr. Pesse d' eau. 



1009. HOFFMAISSEGGIA, Cav.HofFmanseggia.Caesalpinaceae. 

 Named for J. Centurius, Graf. Hoffmansegge. Syn. Pomaria, 



Caesalpinia, in part. Herbs or low shrubs. About 20 species, 

 western America and south Atrica; 10 in southwestern U. S. 



1010. HOFMEISTERIA, Walp. Hofmeisteria. Compositae. 



Named for W. Hofmeister, vegetable histologist. Syn. 

 Helogyne, Benth. 1844, not Nutt. 1841. Low suffrutescent 

 plants. Three species, Arizona to lower California; 1 in south- 

 western U. S. 



1011. HOLARRHENA, R. Br. Conessi Bark. Apocynaceae. 



Trees or shrubs. About 10 species, tropical Asia and Africa.. 



