136 FAMILIAR LESSOKS IN BOTANY. 



Flowers without a ppathe. Leaves reticulate. Terrestrial 



vines Dioscobeacb^. 



perfect. 



Ovary 1-celled. Stamens 3. Leaves minute Bcrmanniace.b. 



3-cellecI. Stamen 1. Flowers irregular Cannace^. 



Stamens 3. Anthers extorse IniDACEiB. 



Stamens 6. Ptriauih smooth or hairy Amaryjaavac^^. 



Ovary free from the perianth. 

 Perianth single (calyx). 



Flowei-s on a spadix. Ovary solitary ARACEiE. 



Ovaries 4. Stem leafy Naiadace^. 



Flowers on a scape, spiked. Leaves nish-like Juncaginbjs. 



Terianth double (calyx and corolla). 



Calyx and corolla alike, or nearly so, and glume-like Jckcace^. 



and not glume-like. 



Leaves ribbed and netted- veined. Fruit a berry SMii^cEiE. 



—. — parallel veined. 



Capsule 1-celled. Stamens, or the fertile ones, 3. Pontedekiacejs. 



or berry 3- (rarely 4 or 6-) celled. 



Anthers intorse (except Lilium) Style single i .. 



Stigmas 3, nearly sessile j 



Styles 3 ^ Melanthace^. 



Anthers extorse (exc Tofieldia). Styles 3 or 1 J 



Calyx and corolla unlike. 



Ovaries few or numerous, forming achenise in fruit AiJSMACE.iE. 



Ovary solitary. 



Palms. Calyx tubular. Leaves fan-shaped Palm^. 



Epiphytes. Plants scurfy BromeliacEuB. 



Herbs. 



Stamens 6. Leaves in a whorl. Flower single TRrLUACE.«;. 



alternate, sheathing Commeltnack«. 



Stamens 3 or 4. Flowers monoecious capitate. Scape leafless. 



ERIOCAULONACEiB. 



*** Flowers glumaceons, i. «?., with scale-like bracts, in j^lace of proper floral 



envelopes. 



Bracts single. Sheaths closed. Fruit an achenium Cyperack^. 



by pairs. open. a caryopsis Grasune^. 



Series II. Cryptogamous or Flowerless Plants. 



Plants destitute of proper flowers, and producing, in place 

 of seeds, minute bodies (spores) which do not contain an 

 embryo. 



Class III. Acrogens. 



Plants with a distinct stem, containing woody and vas- 

 cular tissue, growing from the apex only. 



Fructification borne on the under side of a peltate scale Equisetace^. 



on the back or margin of the fronds FrLicEs. 



in the axil of small leaves or bracta Ltcopodiace^. 



at the base of the leaves Htdropterides. 



