Oreocarya. 9 1 



• 

 longa adpresse setosa et strigosa, caulina minora. Thyrsi angusti fulvo-setosi ; sepala 

 linearia acuta ca. 7 mm, demum ca. 10 mm longa; corolla alba infundibuliformis ca. 

 15 mm longa, limbo 10 — 12 mm lato; fornices trapeziformes. Nuculae lanceolatae ca. 

 4 mm longae dense muriculatae. 



Utah: San Rafael Swell (Jones, 15. Mai 1914). 



36. 0. lutea Greene! in Muhlenbergia II. (1906) 230 nomen nudum; Brand in 

 Fedde, Rep. XIX. (1923) 72. — Perennis ex caudice foliis densissime tecto. Caules 

 complures erecti, ca. 25 cm alti, inferne parce, superne densius hispidi. Folia lineari- 

 lanceolata, 5 — 7 cm longa, 5 — 7 mm lata, adpressissime strigosa, basi parce hispida, 

 utrinque attenuata, acuta. Cincinni floriferi brevissimi, in thyrsum terminalem subcapi- 

 tatum basi interruptum dispositi ; flores sessiles ; sepala lineari-lanceolata, hispida, 1 1 mm 

 longa ; corolla aurea 1 5 mm longa, infundibuliformi-hypocrateriformis, tubus calycem vix 

 superans, limbus 4 2V2 mm latus, fere usque ad basin partitus; fornices semilunares, 

 plica infrabasali ornati; stamina summo tubo affixa. Nuculae ignotae. 



Californien: Inyo County: on rocky slopes in Silver Canyon in the White Moun- 

 tains, opposite Laws. Plentiful on the steep slopes about three miles up the canyon 

 (Heller n. 8211, 9. Mai 1906). — E. B. Payson (in Ann. Miss. Bot. Gard. XIV. [1927] 

 259) hält dies für eine heterostyle Form von O. confertiflora. 



37. 0. nitida Greene! Plant. Baker. III. (1921) 21; Macbride 1. c. 36. — Per- 

 ennis. Caules complures erecti 12 — 30 cm alti hispidissimi. Folia spathulata, 6 — 10 cm 

 longa, 6 — 12 cm lata, dense argenteo-sericeo-strigosa praeterea praesertim superiora ad 

 margines et basin hispida. Cincinni breves in thyrsum laxum interruptum dispositi, fiori- 

 bus subsessilibus, fructibus breviter pedicellatis ; sepala linearia 4 — 10 mm longa; corolla 

 I2Y2 — IS 1 ^ 111110 honga; fornices oblongi; stamina summo tubo affixa; Stylus calyce 

 multo vel vix brevior ; , calyx fructifer 1 2 mm longus. Nuculae late ovoideae 4 1 / i mm 

 longae undique granulatae facie exteriore indistincte carinatae; sulcus vix usque ad me- 

 dium nuculae pertinens, ideoque nuculae tota parte superiore liberae. 



Colorado: Grand Junction (nach Macbride); felsige Hügel bei Paradox, Montrose 

 County (Walker n. 156); Deer Run, Mesa County, 1709 m ü.M. (Baker n. 95, Typus). 

 — Blüht im Mai und Juni. 



Sect. 3. Hemisphaerocaryastrum. 



Hemisphaerocaryastrum Brand, nov. sect. 



A. Corolla 6 — 8 mm longa. 



a. Folia 10 — 15 mm longa 38. O. Osterhoutii. 



b. Folia 2 — 7 cm longa 39. O. mmsana. 



B. Corolla 9 — 12 mm longa. 



a. Fornices distincti. 



ct. Nuculae facie interiore distincte rugosae 40. O. tenuis. 



ß. Nuculae facie interiore haud rugosae, sed muriculatae . 41. O. flavoculata. 



b. Fornices vix conspicui 42. O. gypsophila. 



38. 0. Osterhoutii Payson! in Univ. Wyoming Publ. Bot. I. (1926) 167. — Gryp- 

 tantha Osterhoutii Payson in Ann. Miss. Bot. Gard. XIV. (1927) 329. — Perennis dense 

 caespitosa. Caules graciles 2 — 6 cm alti inferne albo-pilosi superne strigosi et setulosi. 

 Folia spathulata vel oblanceolata obtusa 10 — 15 mm longa strigosa. Thyrsi parvi non 

 congesti setulosi; sepala lineari-lanceolata acuta 2 — 4 mm, demum 5 — 6 mm longa; 

 corolla alba, limbo 5 — 7 mm lato; fornices emarginati. Nuculae virides lanceolato-acutae 

 3 mm longae utrinque tuberculatae. 



Colorado: Monument Park bei Grand Junction (Osterhout n. 6138). — Utah: 

 Court House Wash (nach Payson). — - Blüht im Juni. 



39. 0. mensana (Jones) Payson 1. c. (1926) 171. — Krynitxhia mensana Jones, 

 Contr. West. Bot. XIII. (1910) 4. — Cryptantha mensana Payson 1. c. (1927) 333. — 



