130 PLANT NAMES AND SYNONYMS 



b. C. arietimim K. Br. Canada and northeastern U. S. Kam's- 



head Ladies' -slipper, Ram's-head. 



c. C, cdndidiim Willd. New York to Minnesota and Missouri. 



Small White Ladies'-slipper. 



d. C. hirsutiim Mill. (C. pubescens Willd. ) . Nova Scotia south 



to Alabama and west to Nebraska and Missouri. X^How 

 Ladies'-slipper, Yellow Moccasin-flower, Venus' -shoe, Venus' - 

 cup, Yellow Indian-shoe, American Valerian, Nerve-root, 

 Male Nervine, Yellow Noak's-ark, Yellows, Monkey-flower, 

 Umbil-root, Yellow Umbil (Limbic or LTrabel); Ger. Gelb- 

 frauenshuhwurz; Fr. Cvpripede jaune, Valeriane americaine. 

 Rhizome and rootlets (of this and the following species); Cypri- 

 pedium, U. S, P., Rhizoma cypripedii, Ladies'-slipper; anti- 

 spasmodic, nervine. 



e. C. parviflorum Salisb. British America to Georgia, Missouri 



and Oregon. Small Yellow Ladies'-slipper. Synonyms and 

 properties of (d), the two species being closely similar. 



f. C. retinae Walt. (C. spectabile Salisb., C. album Ait.). Nova 



Scotia to Georgia and Minnesota. Showy Ladies'-slipper, 

 Female Nervine, Pink Moccasin-flower. 



637. CYRILLA, Gard. Leatherwood, etc. Cyrillaceae. 



Named for D. Cyrillo, Italian physician. Shrubs or small 

 trees. Two species, southern U. S. and trojDical America. 



a. C. racemiflora Walt. Southeastern U. S. Southern Leather- 

 wood, Burn-wood, Ironwood, He-Huckleberry, White or Red 

 Titi. 



638. CYRT0P6dIUM, R. Br. Cyrtopodium. Orchidaceae. 



From Greek, "curved foot" . Fleshy-stemmed orchids, very 

 showy. About 28 species, tropical America; 2 in U. S. 



639. CYRTORHYNCHA, Nutt. Buttercup. Raiiunculaceae. 



From Greek, "curved beak". Syn. Ranunculus, in part. 

 Herb resembling Ranunculus. One species, central U. S. 



640. CYST6pTERIS, Bernh. Brittle Fern. Polypodiaeeae. 



From Greek, "bladder fern" , referring to inflated indusium. 

 Rock ferns. About 5 species; 3 in U. S. 



a. C. fragiiis (L. ) Bernh. (P. fragile L. ). Cosmopolitan. Brit- 

 tle Fern, Bottle Fern, White-oak Fern. 



641. CYTISUS, L. - Broom. - Papilioiiaceae. 



Ancient Greek name of a leguminous plant. Syn. Genista, 

 Laburnum, Sarothamnus, Spartiuni, in part. Shrubs, often 

 spiny. About 45 species. Old World. 



a. C. Laburnum L. ( L. anagyroides Medic. (Kew), L. vulgare 

 Presl. ). Southern Europe. Laburnum, Bean-trefoil, Golden- 

 chain, Golden-shower, He-Broom, False Ebonv, Ebony of the 

 Alps; Ger. Goldregen, Bohnenbaum ; Fr. FauxEbenier, Cytise. 

 Seeds sedative, soporiflc, narcoto-acrid, aperient. 



