1478 L. Radlkofer. — Sapindaceae. 



(1882 — 1884) 223; Sargent in Parker, Report of Tests on the Strength of struct. Mater., 

 Watertown Arsenal Mass. (1883) 572; Sargent, Forest Trees North Am. 10*^ Gensus 

 U. S. IX. (1884) 44; Goulter, Neally Texas-PL in Contrib. U. S. Nation. Hb. I. 2. (1890) 

 33 et 1. c. (1891); Sargent, 1. c. (1895) 65 t. 73, (1905) 655 f. 335; Radlk. 1. c. (1895) 

 365; A.A.Heller, Bot. Expl. South Texas, Contrib. from Hb. Franklin and Marshall 

 College, Lancaster (1895) 62, coli. n. 1598!; Robinson, 1. c. (1897); Greshol'f in Meded. 

 Plantent. XXIX. (1900) 39; E. O. Wooton and P. C. Standley, Fl. New Mexico in 

 Contr. U. S. Nat. Herb. XIX. (1915) 412; P. C. Standley, Trees and Shrubs of Mexico, 

 ibid. XXIII. 3. (1923) 704; E. J. Palmer, The ligneous Flora of the Staked Plains 

 of Texas in Journ. Arnold Arboret. II. 2. (1920) 94. — U. heterophplla (sphalm. 

 loco heptaphylla) Scheele in Linnaea XXI. (1848) 589. — U. heptaphylla Scheele in 

 Linnaea XXII. (1849) 352. — Vulgo: Spanish Buckeye t. Gray 1. c. (1857), Sargent, 

 1. c. (1884); Mexican Buckeye t. Sargent, 1. c. (1853), Coulter, 1. c. (1891); Texas 

 Buckeye t. Standley, 1. c. (1923); Monillo s. monilla in Chihuahua, Nuevo Leon, 

 Tamaulipas t Standley, 1. c. (1923). — Arbor ad 10 m alta (ex Standley, 1. c). Rami 

 floriferi 4—5 mm crassi. Folia cum petiolo 3 — 7 cm longo 11 — 30 cm longa, 12 — 22 cm 

 lata; foliola media cum petioluHs 0,5 — 1,5 mm longis 6 — 12 cm longa, 2,5 — 4 cm lata, 

 acumine 5 — 13 mm longo, denticulis plerumque 1 mm haud excedentibus. Inflores- 

 centia cum floribus circ. 2 cm longa. Pedicelli 5 — 7 mm longi. Flores diametro circ. 

 12 mm. Calycis lobi 2,5 mm longi. Petala rosea, cum unguiculo 2 mm longo 9 mm 

 longa, lamina 5 mm lata, squama 2,5 — 3 mm longa. Stamina 12 — 13 mm longa, 

 antheris 1 mm longis. Capsula matura cum stipite 1,5 — 2 cm longo ad 4 cm longa, 

 diametro transvefsali 3,5 cm (ad 5 cm, teste Standley, I.e.). Semina 12 — 13 mm 

 longa, 10 — 11 mm crassa (ad 15mm e Standley, I.e.), venenosa, emetica, sapore 

 grato (cf. Garden, 1. c. [1877], Greshoff , I. c. [1900]). 



In Mexico septentrionali et Texas endemica: In Mexico: Mexican Boundary 

 survey (1858) n. 184; Palmer n. 187! (Guajaco, Nuevo Leon, m. Martis 1880, flor.); 

 Pringle n. 48! (Rocky hills near Chihuahua, m. Mart. flor., m. Jun. 1885 fruct.); 

 E. O. Wooton n. 133! (New Mexico, Organ Mountains, Dona Ana Co., 5800', 11. Jul. 

 1897; Hb. BeroL); Pringle n. 13723! (State of Nuevo Leon, foothills of Sierra Madre, 

 Monterey, alt. 2500', m. Mart. 1906, fl.); Chihuahua, Coahuila and Nuevo Leon (P. G. 

 Standley, 1. c. 1923); — in New Mexico: Organ mountains, Guadalupe mountains. 

 Rocky hills in the Upper Sonoran Zone (ex Wooton and Standley, 1. c. 1915); — in 

 Texas: Drummond, Fl. Tex., Fase. III. 363!; Torrey et Gray, Fl. N. Am. (1838 — 

 1840) 1. c; Lindheimer fasc. IV. n. 586! (Texas, in bottom woods, New Braunfels 

 1846, 1847, m. Mart. flor., Suppl. n.723! 724! (Comanche Spring; New Braunfels); 

 Elihu Hall n. 88! (Eastern Texas, Rocky hills, Austin, m. Maj. 1872, fruct.; Hb. 

 Boiss.); Curtiss n. 494! (leg. Reverchon I.e.); Reverchon n. 146! (Texas, Dallas, 

 coUines rocheuses, m. Mart. et Jul. 1880, flor. et fruct. ; Hb. Boiss.); Missouri Bot. Gard. 

 n. 2671! (leg. Reverchon, Texas, flor.; Hb. Berol.); A.A.Heller n. 1598! (South 

 Texas, along the stony steep tanks of the Guadaloupe and Town Creek, near Kerrville, 

 m. Apr., fl. fere semper ante folia evoluti; Hb. Barbey); Neally (Texas, Chenate 

 Mountains, 1858, t. Coulter, 1. c. 1890); in Western Texas: Staked Plains, ex 

 E. J. Palmer, The Ligneous Flora of the St. PI. of Texas, in Journ. of the Arnold 

 Arboretum, 1. c. 1920, »along the southern border of the Staked Plains«. 



Culta in H. Vindob. [e semin. texanis Lindheimeri n. 1858!, fl.]. 



Genus e familia excludendum. 

 Murheckia Urban in Ark. för Bot. XXIII. A. Nr. 5 (1930) 79 t. 3 = Forch- 

 hammeria {Capparidacea); ex litteris a cl. Standley ad I. Urban missis (11.12.1930). 



