HELIOPSIS, HOUSTONIA. 391 



172. HELIOPSIS. 49. 55. 



l&'vis (ox-eye. O. Ju. 4), stem glabrous ; leaves opposite, ovate, serrate, 3 

 nerved, smooth. 3 5. f. S.' 



51. HELIOTROPIUM. 41. 42. 



Southern. 



in''dicum (turnsole. E. b. Ju. ), leaves heart ovate, acute, roughish ; spikes 

 solitary; fruit bifid. 8 12 i. 



1213. HELLEBORUS. 26. 61. 



ft^tidus (hellebore), stem many-flowered, leafy ; leaves pedate, remotely ser- 

 rate, coriaceous ; corolla somewhat converging. 



61. HEMEROCALLIS. 10. 16. 



Exotic. f 



Jla'va (yellow day-lily, y. Ju. 4), leaves broad-linear, keeled ; petals flat, acute ; 

 nerves of the petals undivided. 



1213.- HEPATICA. 26. 61. 



acutiV'oba (heart-liverleaf. O. w. & b. Ap. 4), leaves cordate, 3 to 5 lobed : 

 lobes entire, acute ; leaves of the calyx acute. Grows in woods, preferring 

 the north side of hills and mountains. This is the Var. acuta of the triloba, 

 of Wildenow. 5 i. 



america'na (kidney-liverleaf. O. w. & b. Ap. 4), leaves heart-reniform, 3'lobed ; 

 lobes entire, round-obtuse : leaves of the calyx obtuse. Grows chiefly in 

 woods, preferring the south side of hills and mountains. This has been 

 mistaken for the triloba of W. 5 i. 



1613. HIBISCUS. 37. 74. 



Exotic. 



phceni'cius (phenicean mallows, r. Ju. 4), leaves ovate, acuminate, serrate and 

 crenate, lower ones 3 cuspidate : peduncles jointed : seeds woolly. 6 8 f. 



st/r'iacus (syrian mallows, w. &p. Au. ^), leaves wedge-ovate, 3 lobed, tooth- 

 ed : outer calyx about 8 leaved, of the length of the inner. 5 10 f. 



tsculen"tus (okra. y. Ju. @), leaves heart 5 lobed, obtusish, toothed : petiole 

 longer than the flower : outer calyx about 5 leaved, caducous, bursting 

 lengthwise. 3 f. 



171. HIERACIUM. 49. 53. 



veno"swn (vein-leaf hiawkweed. O. y. Ju. 4), scape naked, corymb-panicled 

 glabrous: leaves lance-obovate with thin hairs above and naked beneath, 

 margin ciliate, glandular- toothed, veins coloured : calyx glabrous. 1 2 

 f. <S. 



auranti'acum (orange hawkweed. y. 4), scape leafy, hispid : flowers corymbed : 

 peduncle's glomerate : leaves oblong, acutish, pilose-hispid. 



kai"mii(O y. Au. 4), stem erect, sub-villose : leaves sessile, lanceolate, acu- 

 minate, sharply and divaricately toothed : panicle sub-corymbose : pedicels 

 downy. 2 f. 



11. HI?PURIS. 15. 88. 



vulga'ris (mares tail. y-g. M. 4), leaves linear, and lance-linear, verticillate. S. 



32. HORDEUM. 4. 10. 



juba'tum (O. J. $}, lateral florets abortive, neuter: awns of the calyx and 

 corolla 6 times as long as the flowers. 2 f. S. 



Exotic, 

 vtdga're (barley. Ju. ), florets all perfect, awned, in two erect rows. 



103. HORTENSIA. 13. 84. 



Exotic. 



specidsa (changeable hydrangea, r. & w. J. ^), leaves broadly ovate, serrate, 

 acuminate ; flowers corymbed. From the East Indies. This is the common 

 flower pot shrub, usually called hyderindia. 



41. HOUSTONIA. 47. 57. 



cccru'lca (venus' pride, forget-me-not. O. b. & w. M. 4), stem erect, setaceous, 

 dichotomou.s : radical leaves spatulate ; cauline ones oblanceolate, opposite : 

 peduncles 1 flowered, elongated. 4 6 i. 5. 



