446. Adenosma balsamea (Spreng.— Nees) stem 

 erect, glabrous: leaves petioled, lanceolate serrated, 

 glutinous: flowers verticell d bracteate. 



1 Flowering plant, natural .size- 2 corolla split open 

 to show the stamens and variegated lip 3 calyx and 

 bractea— 4 stamens — S ovary cut vertically— 6 capsule 

 natural size — 7 the same dehiscing natural size— 8 the 

 same magnified, showing the numerous seed— 9 a de- 

 tached seed, magnified. 



447. DvscHORrsTE litoralis (Nees, Wall. PI. As. 



Rar. 3. p. 81 Ruellta Lin) stem fruticose, diffuse : leaves 

 cuniform retuse, dentate towards the apex, glabrous. 



1 Flowering branch natural size— 2 calyx and bracte- 

 as— 3 corolla split open showing the stamens— 4 stamens 



5 calyx split open showing the ovary in situ— 6 ovary 

 cut vertically— 7 capsule burst, 4 seeded. 



448. Phlebophyllum kunthianlm (Nees 1. c.) a 

 small erect shrub with obsoletely 4 sided branches, oval 

 sub-undulate acutely serrated leaves, coarsely venoso-re- 

 ticulated, and clothed with whitish tomentum beneath : 

 flowers pale bluish sometimes nearly white. On hill 

 pastures at great elevations, I have rarely met with this 

 plant under 6000 feet of elevation.— K. \V. 



1 Flowering bran h— 2 corolla cut open showing the 

 2 stamens— 3 a stamen— 4 calyx and bracteas— 5 ovary 

 style and stigma— 6 ovary cut vertically— 7 cut trans- 

 versely. 



449. Aster ac a nth a longifolia (Nees i. c. p. 91) 

 A herbaceous annual usually growing in water or marshy 

 places. Flowers light purple or pink about an inch long. 



1 Flowering plant— 2 calyx 5plit open to show the 

 inequality of the sepals and the ovary— 3 corolla split 

 open— 4 anthers— 5 ovary cut vertically— 6 capsule 



dehiscing. 



Barlgrta acuminata (R. W. Nees 1. c. p. 93) 



shrubby, tomentose: leaves ovate or c« rdate, acute, 

 sometimes prolonged into a slender acumen, whitish be- 

 neath : peduncles axillary, cymosely 2 or 3 cleft : brac- 

 teoles linear-lanceolate reflexed : larger segments of the 

 cal< x oblong, and like the interior shorter lanceolate 

 ones, reticulated. (Perhaps too nearly allied to both 

 B. tomentosa and longiflora R. W.) 



1 Flowering branch, natural size- 2 dissected flower, 

 showing the ralyx, ovary, style and stigma, and tube of 

 the cotolla split open, to show the insertions of the sta- 

 mens— 3 stamens— 4 ovary divided vertically— 5 cap- 

 sule dehiscing. 



450 



451. 



l93) 



shrubby, bractea? and bractioles'spinous, fascicled : leaves 

 lanceolate or oblong lanceolate, spinously mucronate, 

 sprinked with a few adpressed hairs : flowers axillary 

 subsolitary : segments of the calyx quite entire spinous- 

 ly acuminate. — Nees. 



1 Flowering branch— 2 corolla split open to show the 

 form and insertions of the stamens— 3 calyx and brac- 

 teas— 4 long stamens— 5 the short ones 6 ovary cut 

 vertically— 7 capsule dehiscing— 8 a seed— 9 the same 

 cut vertically showing the testa an* I immature embryo— 

 10 cotyledons removed from the testa. 



(Linn. Nees 1. c. p. 93) 



and braeteoles 



subulate 

 both 



452. 



spino us 



B\RLEUIA PRIONITIS 



shrub hv, the sterile spinous bracte 



in 4 -cleft fascicles ; the fertile braeteoles 



: leaves elliptic -oblong, attenuated at 

 ends, glabrous beneath, on the lines and margins slightly 

 hairy, flowers sessile, axillny, verticelied, the terminal 

 ones spicate : larger segments of the calyx ovate, spi- 

 nously cuspidate, quite entire, glabrous.— Nees. 



1 Flowering branch ~2 tube of the corolla split open 

 3 anthers of the longer stamens— 4 shorter stamens — 

 5 calvx and bracteas 6 ovary cut vertically— 7 cap- 

 sule dehiscing- 8 a seed— 9 the same cut m transversely 

 10 cut longitudinally— 11 cotyledons separate. 



453. Braleeia crist ata (Linn Nees 1. c. page 92) 



herbaceous, clothed with appressed bristles : leaves 

 petioled elliptic, attenuated at both ends : peduncles 

 axillary very short, few flowered : bracteas linear subu- 

 late ciliate : larger segments of the calyx unequal, ellip- 

 tic-obiong ciliato- serrated. — Nees. 1. c. 



1 Flowering branch, natural size — 2 corolla split open 

 —3 anthers — 4 shorter stamens — 5 bracteas and calyx 

 — 6 ovary cut vertically — 7 stigma— 8 capsule dehis- 

 cing, but apparently immature. 



454. Bvrleria nitida (Nees. 1. c. p. 91) stem fru- 

 ticose, strigous : leaves ovate or elliptic, petioled, the 

 younger ones clothed with scattered bristles: flowers 

 spicate, bracteas ovate-elliptic acute, denticulate, ciliate, 

 shining : the larger segments of the calyx unequal, 



rhombeo-ovate somewhat acute ciliate and strigous. 

 Nees. 1. c, 



1 Flowering branch — 2 corolla split open to show the 

 stamens — 3 calyx and bracteas — 4 capsule dehiscing — 

 5 a seed, hairy — 6 cut lougitudinally — 7 cut transverse- 

 ly— 8 cotyledons detached. 



455. Lepedagathis cristata (Willd. Nees 1. c. p. 

 96) stem suffruticose, diffuse, and with the linear lan- 

 ceolate leaves glabrous : spikes capitate-congested, con- 

 glomerated near the root, on the branches axillary 

 woolly bracteas and braeteoles conformable, oblong, mu- 

 cronate : calyx 4-parteti, segments mucronately aristate, 

 the inferior one bitid. — .Nees. 



1 Flowering plant— 2 corolla split open, to show the 

 insertions of the stamens — 3 anthers, showing the cells 

 distinct — 4 calyx, one segment detached and thrown 

 back to show the ovary- 5 bractea and braeteoles — 6 

 calyx aud braeteoles together— 7 ovary cut vertically — 8 

 mature capsule, natural size — 9 the same magnified and 

 opened to show the seed — 10 a seed, hairy — 11 the same 

 cut longitudinally — 12 embryo detached. 



456. LiiPiDAGA'ruis pungens (Nees 1. c. p. 97) stem 

 shrubby, very ramous : leaves (small) spinously dentate : 



or teruate, capita tely congested, axillary 



spikes bi w 



villous : dorsal bracteae ovate, and like the fertile ones, 

 and braeteoles oblong-lanceoiate, rigid, spinous at the 

 apex: calyx 4-parted, segments mucronate, spinuluse, 

 the inferior one bind at the apex.. — Nees. 



I Floweriug branch— 2 corolla split open showing the 

 insertion of the stamens— 3 back and front views of the 



anthers— 4 braeteoles and calyx— 5 an immature cap- 

 sule opened. 



457. Lapidagatiiis spinosa (Nees 1. c p. 95) stem 

 shrubby and like the under surface of the ovate ripand 

 leaves pulverulently loineutose: spikes terminal, capi- 

 tate, iuvolucrate. All the bracteas membranaceous and 

 like the segments of the 4 -cleft calyx, shortly armed, 

 the inferior one deeply bitid acuminated —Nees. 



I Flowering branch — 2 corolla split open— 3 calyx 

 and ovary— 4 stamens —5 ovary cut vertically — 6 stigma. 



458. Blei'Haris Boerhaavuefolia (Juss. Neesl. c. 

 p. 97) braeteoles cuniform, flat, bristly, ciliate at the 



apex. — Nees. 



1 Flowering branch— 2 calyx and braeteoles— 3 co- 

 rolla split open to show the insertions of the stamens 

 4 and 5 am hers different views— 6 ovary and ovules— 7 

 capsule dehiscing, seed rough. 



„__ Dilivaria ilicifolia (Juss. Nees 1. c. p. 98) 

 shrubby, spinous or unarmed, glabrous : leaves elliptic, 

 serrately- dentate, spinous: spikes many-flowered: flow- 

 ers bracteate aud bracteolate. 



459 



1 Flowering branch 



2 corolla and stamens — 3 an- 

 thers natural *ize— 4 one magnified— 5 calyx and ovary 

 6 ovary and ovules — 7 a capsule dehiscing. 



(3) 



