I 



CRATAEGUS IN MISSOURI. 



123 



A shrub 3-5 m. high, with numerous small stems, slender 

 nearly straight branchlets thickly covered when they first 

 appear with long matted white hairs, becoming bright chest- 

 nut-brown, very lustrous, and marked by many small 



brown 



following year, and armed with very numerous sle 

 curved purplish shining spines 4-5 cm. long and 



o 



branch 



Shannon 



County, B. F. Bush (No. 11 type), May 15 and 



Oct 



Crataegus mollicula Sargent, Trees and Shrubs, ii. 



13, t. 107 (1907). 

 ocky banks of streams, Monteer, Shannon County, B. F, 

 Ir (Nn. S tvnel Mav and October 1905. 



11. Crataegus insperata, n. sp. 



Leaves broadly ovate to broadly obovate,acute or acuminate at the apex, 

 gradually or abruptly narrowed to the concave-cuneate entire base, sliarply 

 often doubly serrate above, with straight slender glandular teeth, and 

 divided above the middle into 3 or 4 pairs of narrow acuminate lobes; fully 

 grown when the flowers open about the 20th of May and then thin, Ught 

 yellow-green and roughened above by short white hairs and soft-pubescent 

 below especially on the midribs and veins, and at maturity rather thick, 

 dark yellow-green and scabrate on the upper surface and pale bluish green 

 and still pubescent on the stout midribs and slender primary veins on the 

 lower surface, 5-6 cm long and 3-5 cm. wide; petioles stout, wing-mar- 

 gined neariy to the basc,villose eariy in the season, becoming glabrous, rose- 

 colored in the autumn, 7-10 mm. in length. Flowers about 1 cm. in diam- 

 eter, on slender pedicels covered with matted pale hairs, in compact 15-20- 

 flowered hairy corymbs, with linear acuminate glandular-serrate bracts and 

 bractlets fading brown and frequently persistent until the flowers open, the 

 long lower peduncles from the axils of upper leaves ; calyx-tube narrowly 

 obconic, hairy hke the pedicels, the lobes long, slender, acuminate, lacini- 

 ately serrate, villose on the two surfaces, reflexed after anthesis; stamens 

 20; anthers dark red; styles 2 or 3, surrounded at the base by a ring of 

 pale hairs. Fruit ripening in October, on stout reddish slightly hairy 

 pedicels, in few-fruited clusters, obovate, Ught orange-red, lustrous, 1-1.2 

 cm. long and 8-10 mm. in diameter; calyx little enlarged, with a short 

 pubescent tube, a narrow deep cavity, and small spreading and reflexed 

 often deciduous lobes; flesh thick, yellow, sweet and succulent; nutlets 

 2 or 3, full and rounded, or when 3 narrowed and rounded at the ends, 

 ^A<r^A'^,T^ fViP bar-k with a broad low grooved ridge, deeply penetrated on 



