310 
SUPPLEMENT TO LINCOLN'S BOTANY. 
198 Anthers opening by pores. The Bilberry Tr. See VacceimcB, in Ehicacejs, 475 
Anthers opening by slits 199 
199 Stipules between opposite leave. The Coffee TV., belonging to Cinchona; in 
RuBiACE^, 466 
Stipules absent 200 
200 Stigma with an external covering. The Goodenia Tr., natives of Australia, 
allied to Lobelias and Campanulas 
Stigma naked 201 
201 Style and stamens united in an irritable column. The Stylidium Tr. 
Similar in character to the Goodenia Tr. ; Australian plants. 
Style and stamens distinct 202 
202 Se^ds very numerous. The Harebell Tr., Campanulace^, 474 
Seeds very few 203 
203 Leaves alternate. The Ebony Tr., Ebenace^e, 477 
Leaves opposite 204 
204 Leaves in pairs. Stem round. The ffoneysucJde Tr., Capripoliaceje, 465 
Leaves in whorls. Stem square. The Madder Tr., Rubiace^, 466 
205 Flowers not having distinct petals..206 
Flowers having distinct petals 213 
206 Flowers glumaceous 207 
Flowers not glumaceous 208 
207 Stems round and hollow. The Grass Tr., GRAMiNACEiE, 559 
Stems solid. The Sedge Tr., Cyperace^, 55% 
208 Flowers on a spadix 209 
Flowers scattered 211 
209 Fruit succulent. The Arum Tr., Arace^, 532 
Fruit dry 210 
210 Anthers sessile. The Acorus Tr., in Arace^, 532 
Anthers on long weak stalks. The Cat-tail Tr., Typhace^, 533 
211 Floaters 212 
Land plants. The Arrow-grass Tr., Juncace^, 554 
212 Ovules pendulous. The Naiad Tr., Naiadace^, 535 
Ovules erect. The Duchweed Tr., Lemnace^, 534 
213 Stamens and styles united in a central column. The Orchis Tr., Orchidace-^j, 540 
Stamens and styles separate 214 
214 Ovary inferior 215 
Ovary superior 219 
215 Veins of leaves diverging from midrib 216 
Veins of leaves parallel with midrib 217 
216 Anther two-celled. The Ginger Tr., Gingiberace^, 541 
Anther one-celled. The Arrow Root Tr., Cannace^, 542 
217 Stamens three. The Iris Tr., Iridace^, 547 
Stamens six ..- 218 
Stamens more than six. The Frogbit Tr., Hydrocharidack^, 538 
218 Sepals thin and colored. The Narcissns Tr., Amaryllidace^, 544 
Sepals herbaceous. The Pine Apple Tr., Brombltace^, 545 
219 Carpels quite separate 220 
Carpels quite united 221 
220 Fruits many-seeded. The Flowering Rush Tr., Bntomacem in Altsmace^, 536 
Fruits one-seeded. The Water- Plantain Tr., Alismace^, 536 
221 Sepals herbaceous; petals colored. The Spiderwort Tr., Commelynace^, 555 
Sepals and petals, or perianth, both alike 222 
222 Flowers brown and glumaceous. The Rush Tr., Jdncace^, 554 
Flowers colored 223 
223 Anthers turned outwards. The Colchicum Tr., Melanthace^, 553 
Anthers turned inwards, introse....224 
224 Petals rolled inwards after flowering. The Pontedera Tr., Pontederiace^, 552 
Petals shrivelling irregularly after flowering. The Lily Tr,, LiLiACEiE, 651 
