124 CONTRIBUTIONS FROM THE NATIONAL EERBARIUM. 



Type I . S. National Herbarium no. 9809, collected by J. V Rose and Joa ll. 

 Painter on the road between Higuerillas and Ban Pablo, Quere'taro, August 24, 1906 



Perhaps nearest W. pringlei, but leaves not acuminate, Btem Less piloae, plant more 

 glandular, etc. 



Wisaadula lozani Rose, sp. nov. Plati \l.l. 



Branches terete, covered with stellate bairs; upper leaves oblong, 5 to 7 cm. long, 

 at most acute, truncate or Blightly cordate at base, crenate; Inflorescence paniculate; 

 pedicels short (10 mm. or less long), stout; fruiting calyx 10 to 12 mm. long; Bepals 

 ovate, acute; petals yellow ; carpels 5, each 3-seeded. 



Type r - National Herbarium no. 161976, collected by C. Gr. Pringle and I'. 

 Lozano at Hacienda El Carrizo near San Juan, Nuevo Leon (no. 13443 . 



This Bpecies belongs to the Abutilastrum section of the genus and Is not closely 

 allied to any of the »i\ other described species of this group. 



I \i •; LNATION 01 IM \ik JCLL— Fig. ". |>lant: b, calyx; C, COTOlla; d, carpels '. B6CttOD thlOIIgfa 



carpels. Pig. a, natural size; flgs. b, c, dand >. scale 2. 



HYPERICACEAE. 

 FOUR NEW ST. JOHNSWORTS. 



Hypericum confusum Rose, sp. nov. 



Perennial, Bending up a cluster of 3 to many herbaceous stems. 2.5 to 7.5 cm. 

 high, sometimes 4-angled, glabrous; leave- sessile, oblong, \\ ith a short obtuse-tipped 

 apex, either shorter or Longer than the internodes, light green above, hardly paler 

 beneath, 4 to 1- mm. long, 2 to 5 mm, wide; sepals somewhat unequal, 4 to t> 

 mm. long, acute; petals yellow: ovary shorter than the calyx; style- 3, Bomewhat 

 elongated. 



Type CJ. S. National Herbarium no. 304028, collected by Dr. C. G. Pringle in damp 

 soil, Serrania <le Ajusco, Distrito Federal, August -'.). 1896 (no. 6440). 



This Bpecies must be near the South American //. breviatylum with which it has 

 been confused, but it lias a less spreading habit, larger leaves, calyx, and flowers, 

 Longer stylo, etc. 



Hypericum diffusum Rose, sp. nov. 



Perennial, usually branching at base; stems ascending, 10 to 12 cm. high, some- 

 what 4-angled; leaves lanceolate, acute. 10 to 16 mm. long, 4 to 7 mm. broad, 

 L-nerved, the margin somewhat scarious and Blightly denticulate; flowers rather 

 tew: Bepals lanceolate. 3-nerved, acute, 5 to 6 mm. long; petal- yellow, Longer than 

 pals; stamen- '.» to L5; capsule L -celled, 6 to 7 nun. Long; styles :;, distinct, 

 each bearing a broad Hat stigma. 



Collected by C. <i. Pringle in meadows near Buena Vista Station, Hidalgo, L904 

 no. 8802). 



Hypericum simulans Rose, sp. nov. 



Perennial; stem herbaceous, usually single, erect, 20 to 50 cm. high, glabrous; 

 leaves oblong, 2 to 2.5 cm. long, obtuse, with many black dots on under surface; 

 flowers lew ; bracts obtuse and leaf-like; sepals broadly ovate, 5 to 7 mm. long, obtuse, 

 black-dotted; petals oblong, LO to L2 mm. Long, yellow or becoming reddish, more 

 or Less black-dotted on the margin; styles 3; capsule 3-celled. 



Collected by C. G. Pringle, near Canales, Hidalgo, September, 1904 type) 



and near Pachuca, Hidalgo, in 1903(?) (no. 6041 }; also in the latter locality by 

 .1. N. Rose. July 2] and 22, 1901 (no. 5572). 



