886 



CRATvEGUS 



CRAT^GUS 



16. DOUGL ASIANS (page 3567). 



37. Dodglasii, Lindl. (C. sanguines var. Doiiglasii, 

 Torr. & Gray). Tree, to 40 ft., with slender, often pen- 

 dulous branches, unarmed or with short spines: Ivs. 

 short-petioled, broadly ovate or oblong-ovate, acute, 

 gradually narrowed at the base, serrate and slightly 

 lobed, nearly glabrous, pubescent on the midrib above, 

 chartaceous, 1^4 in. long: corymbs glabrous; fls. %-% 

 in. across; stamens 20; calyx-lobes triangular-ovate, 

 usually glandular-serrate above the middle: fr. ovoid, 

 Kin. long, black and lustrous, with sweet, light yellow 

 flesh and 3-5 nutlets. May; fr. Aug., Sept. Brit. Col. 

 and N. Calif, to Wyo. S.S. 4:175. B.R. 21:1810. 



17. SANGUINED. 



38. sanguinea, Pall. Shrub or small tree, to 20 ft., 

 with upright, spreading branches and short spines: Ivs. 

 ovate or broadly ovate, narrowed into the petiole, irreg- 



1102. Crataegus macracantha (XJi). No. 35. 



ularly serrate and slightly lobed, more deeply lobed on 

 vigorous shoots, at first hairy above and often also 

 below, at maturity glabrous or nearly glabrous, 1K-3 

 in. long: corymbs pubescent or glabrous; fls. large; 

 stamens 20, with purple anthers: fr. K in. diam. May; 

 fr. in Aug., Sept. E. Siberia. Var. chlorocarpa, 

 Schneid. (var. xanthocdrpa, Regel). Fr. yellow, smaller: 

 anthers whitish. 



39. dahftrica, Koehne (C. purpiirea, Bosc. C. san- 

 guinea var. altdica. Loud.). Shrub or small tree: spines 

 to 1% in. long: Ivs. ovate or broadly elliptic-ovate, 

 acute, broadly cuneate at the base, sharply serrate, 

 those of the flowering branches very slightly or scarcely 

 lobed, those of the shoots distinctly and acutely lobed, 

 glabrous, %-2 in. long: corymbs glabrous; fls. Kin. 

 across: fr. subglobose, %m. across, orange-red. April, 

 May; fr. Aug. E. Siberia. The earliest leafing species 

 of all hawthorns; very graceful; hardy. 



18. CORDATE. 



40. Phaenopyrum, Medikus (C. corddta, Ait. C. 

 acerifdlia, Moench. C. populifblia, Walt.). WASHING- 

 TON THORN. Tree, to 30 ft., with slender spines: Ivs. 



slender, petioled, triangular or broadly ovate, usually 

 truncate at the base, 3-5-lobed, sharply serrate, 1K~ 

 2K in. long: corymbs many-fld., glabrous; styles 5: fr. 

 depressed-globose, ^in. across, shining, bright coral- 

 red; calyx deciduous, leaving a circular scar; stones 

 3-5. May, June; fr. Sept., Oct. Va. to Ala. and Mo. 

 S.S. 4:186. B.R. 14:1151. F.E. 28, p. 103 (habit). 

 A very desirable species, with beautiful fall-coloring and 

 large clusters of bright red fr. remaining a long time 

 on the branches. Formerly much used for hedges. 



19. APIIFOLLE. 



41. apiifolia, Michx. (C. Mdrshallii, Eggleston). 

 Shrub or small tree, rarely 20 ft., with stout spines and 

 the branchlets pubescent when young: Ivs. slender- 

 petioled, broadly ovate, pinnately 5-7-cleft, serrate, 

 glabrous or pubescent, %-lK in. long: corymbs few- 

 fid., villous; styles 1-3: fr. ovoid, )^in. high, scarlet, 

 with 1-3 stones; calyx often deciduous. April, May; 

 fr. Oct. Va. to Fla., Ark. and Texas. S.S. 4:188. A 

 handsome species with graceful foliage and an abun- 

 dance of white fls. in spring and small but bright- 

 colored frs. in fall. 



20. BRACHY ACANTHI. 



42. brachyacantha. Sarg. & Engelm. Tree, to 50 ft., 

 with stout spreading branches, armed with numerous 

 short usually curved spines, %-%m. long: Ivs. obovate- 

 oblong, oblong-lanceolate or elliptic, acute or sometimes 

 obtuse, cuneate at the base, crenulate-serrate, rarely 

 slightly lobed, glabrous at maturity, lustrous above, 

 %-2 in. long: corymbs many-fld., glabrous; fls. J^in. 

 across, turning orange in fading; stamens 15-20: fr. 

 subglobose, K~Kin. across, bright blue and bloomy, 

 with 3-5 stones. April, May; fr. Aug. La. and Texas. 

 S.S. 4:177. The only species with blue fr.; hardy 

 only S. 



21. PENTAGYN^E. 



43. nigra, Kit. (C. carpdthica, Lodd.). Shrub or small 

 tree: branches pubescent or tomentose, with short 

 spines: Ivs. short-petioled, ovate or ovate-elliptic, 

 deeply pinnately 5-9-lobed with serrate lobes, slightly 

 pubescent above, densely pubescent beneath, 2-3 in. 

 long: corymbs dense, 10-15-fld., tomentose; pedicels 

 short; fls. white, becoming slightly red; anthers yellow- 

 ish: fr. subglobose, Kin. across, black, lustrous, juicy, 

 with 5 stones. May; fr. in Aug. S.E. Eu. L. B.C. 11: 

 1021. L.I. 30. 



44. pentagyna, Waldst. & Kit. (C. melanocdrpa, 

 Bieb.). Shrub or small tree, to 15 ft. : young branchlets 

 pubescent, with short spines: Ivs. ovate to obovate, 

 irregularly and usually sparingly serrate, pinnately 

 3-7-lobed, hairy above while young, finally nearly gla- 

 brous above, pubescent below, 1-2 in. long: corymbs 

 villous; fls. Kin. across, anthers red: fr. ovoid or 

 obovoid, purplish black, Kin. long, with 4-5 stones. 

 May; fr. Sept., Oct. S. E. Eu., Caucasus. B.R. 22: 

 1874; 23:1933 (as C. Oxyacantha Oliveriana). R.H. 

 1901, p. 310. 



22. OXYACANTH^E. 



45. Oxyacantha, Linn. HAWTHORN or MAY of Eng- 

 lish literature. Shrub or small tree, to 15 ft., with 

 spreading glabrous branches and stout spines: Ivs. 

 short-petioled, cuneate or truncate at the base, round- 

 ish or broadly ovate, 3-5-lobed, with broad, serrulate 

 lobes, 1-2 in. long: corymbs 5-10-fld., glabrous: fr. 

 globular or roundish oval, K~Kin. high, scarlet; stones 

 2, with 2 furrows on the inner side. May. Eu., N. Afr. 

 B.R. 13:1128 (as C. oxyacanthoides) . Var. bicolor, 

 Rehd. (C. Oxyacantha var. Gumpperi bicolor, Hort. 

 C. Oxyacantha rubra, Schneid.). Fls. white in the center, 

 edged red. F.S. 16:1651. Var. Paftlii, Rehd. (var. 

 cocdnea, Hort. Var. Paul's New Double Scarlet. C.- 

 Oxyacdntha var. splendens, Schneid.). Fig. 1103. With 



