ENUMERATION OF THE SPECIES 151 



lose midrib or sometimes strigillose and minutely pubescent, light green, or rarely 

 glaucescent beneath, pilose and strigillose on the midrib, more or less pubescent on 

 the whole under surface or nearly glabrous ; petioles 2 to 3 mm. long, finely pubescent. 

 Flowers expanding at the middle or end of May or in southeastern Texas at the end 

 of April, after the leaves are fully formed, and borne in 7- to 12-flowered clusters; 

 pedicels 1.5 to 2 cm. long, sparingly villose and glandular-hirsute; calyx-lobes 

 unequal, ovate to oblong or lanceolate, obtuse to acute, 1 to 3 mm. long, long- 

 ciliate and sparingly villose outside; corolla funnel-form, white, the tube cylindric, 

 abruptly dilated at the apex, 2.5 to 3 cm. long, thinly villose and sparingly gland- 

 ular-hirsute outside or more densely villose and destitute of stipitate glands except 

 on the outside of the lobes, sparingly pubescent above the middle or glabrous inside, 

 the lobes oblong-ovate, acute, 1.8 to 2 cm. long, glandular-hairy along the middle 

 outside; stamens about twice as long as the tube, slightly exceeding the corolla- 

 lobes, villose below the middle, the anthers ochraceous, 2.5 to 3 mm. long; style 

 exceeding the stamens, 5 to 6 cm. long, finely pubescent at the lower third, or 

 sometimes glabrous; ovary usually not or little longer than the sepals, covered with 

 upright setose hairs partly glandular. Capsule oblong or ovoid-oblong to narrow- 

 oblong 1.2 to 1.8 cm. long, finely villose and glandular-setose. 



ARKANSAS. Newton County: rocky woods, Jasper, October 28, 

 1914, E. J. Palmer (No. 6932). Cleburne County: sandy woods, 

 Heber Springs, October 31, 1914, E. J. Palmer (No. 6973); Pulaski 

 County: Little Rock, H. E. Hasse. Pike County: Delight, 

 May 20, 1910, A. H. Howell (No. 659; Nat. Herb. No. 514,206). 

 Hempstead County : Fulton, sandy woods, May 21 and Oct. 5, 1909, 

 B. F. Bush (Nos. 5684, 5955); Washington, moist sandy woods, Sept. 

 4, 1916, E. J. Palmer (No. 10,583); Columbus, along sandy streams, 

 July 17, 1916, E. J. Palmer (No. 10,505). Ouachita County: Cam- 

 den, 1850, A. Fendler. Miller County : Doddridge, moist sandy 

 woods, July 19, 1916, E. J. Palmer (No. 10,515). " National Forest," 

 1907 (Nat. Herb. No. 615,731). 



OKLAHOMA. Leflore County: near Page, near mountain creek, 

 April 20 and September 7, 1913, G. W. Stevens (Nos. 1390, 2658), on 

 low creek branch, June 20, 1914, D. W. Blakeley (G. W. Stevens, No. 

 1418; Nat. Herb. No. 589,543); rocky woods, valleys in limestone and 

 lower levels of sandstone hills, July 27, 1917, E. J. Palmer (No. 12,644). 

 McCurtain County : Idabel, May 29, 1916, H. W. Houghton (G. W. 

 Stevens, No. 3925). 



TEXAS. Harrison County: Marshall, common in swamp, Oct. 5, 

 1901, B. F. Bush (No. 983). San Augustine County: San Augus- 

 tine, margin of sandy swamps, September 10, 1917, E. J. Palmer 

 (No. 12,710). Houston County: Grapeland, 1879, Frank Tweedy 1 ; 



1 This is the type specimen collected at " Grapelands," as stated in a letter by 

 F. Tweedy accompanying the specimen and dated March 15, 1899. On the label, 

 which is not in Mr. Tweedy's handwriting, however, Tom Green County is given as 

 the locality, which is apparently a mistake, for there are no Rhododendrons 



