42 



A SYNOPSIS OF THE VEGETABLE KINGDOM. 



DD. Carpels many-oyuled.5. Tabern.emon- 

 CC. Calyx without glands i 



inside 



D. Carpels 2-ovuled. ...6. Rauwolfia. 

 DD. Carpels 6-many-oviil- 



ed 



E. Ovules iQ 2-serles... 



F. Disc 



G. Seeds truncate..?. Amson'ia. 

 GG. Seeds winged.. ,S. Gonioma. 

 FF. Disc of 2 scales. ..9. Vinca. 

 EE. Ovules in many ser- 



ies. 



Pn^MEniA. 

 Alstonia. 



Pbestoxia. 



Nerium. 



DiPLADENIA. 



Odontadema. 



F. Stamens near base 



of tulie 10. 



FF. Stamens above 



middle of tube.. 11. 

 A. Antlier cells prodneerl at 

 base. (Echites Tribe).. 

 B. The cone of anthers ex- 



serted at apex 12. 



BB. The anthers included. . . . 

 c. Lvs. usually in whorls 



of 3 13. 



cc. Lvs. opposite 



D. Corolla bell-shaped, 

 with 5 squamellie 

 alternating with 



stamens 14. 



DD. Corolla salver-shaped 

 or funnel-shaped ; 

 the throat without 



scales 



E. Disc of 2 scales. ... 1.5. 

 EE. Disc many-toothed 



or crenulate 16. 



EEE. Disc of 5 lobes or 

 scales, often tiHiu- 

 cate in Trachelos- 



permum 



F. Fls. salver-shaped. 

 G. Inflor. lax cor- 

 ymbose cymes.17. 

 GG. Inflor. r a c e- 

 mose : rarely 

 shortly di- 

 chotamous. .18. 

 FF. Fls. funnel-shaped 



G. In cymes 19. 



GG. In racemes 20. 



95. rOLEMONIACE.E. 



A. Capsule 3-yalved, deeply lo- 

 culicidal : herbs or sub- 

 shrubs 



B. Stamens unequally af- 

 fixed to corolla tube : 



not declinate 1. Phlox. 



BB. Stamens equally affixed to 



tube or throat 



c. Stamens not declinate. .2. GiLIA. 



cc. Stamens declinate 



D. Filaments pilose-ap- 



pendaged at base. .3. Polemonidm. 

 DD. Filaments not ap- 



pendaged 4. LOESELIA. 



AA. Capsule 3-valyed, shortly 

 loculicidal at apex : trees 



or shrubs 5. CANTtJA. 



AAA. Capsule 3-valved, deeply 



septicidal : tall climbers. 6. Cob.ea. 



96. HYDROPIIYLLACE.E. 



A. Styles 2, distinct from base : 



corolla lobes imbricate...!. Wigandia. 

 AA. Styles 2-cut, rarely undi- 

 vided 



B. Corolla lobes usually con- 

 volute 



c. Stamens exserted 2. Htdrophyllum. 



cc. Stamens included 3. Ne.mophila. 



EB. Corolla lobes imbricated., 

 c. Fls. raarcescent, bell- 



sbaped 4. Emmenaxthe. 



cc. Fls. deciduous 



D. The peduncles 1-fld. .5. Hesperochirox. 

 dd. The fls. cymose or in 



1-sided racemes. . . 6. Phacelia. 



Ehretia Tribe. 



Heliotrope Tribe. 



97. BORAGINACE.li;. 



(Sum. MARY OF Tribes. > 



A. Ovary undivided (or only 

 laterally 4-lolied> and sur- 

 mounted by the style. . . . 

 B. Style twice bifid : stigmas 

 not annular : cotyledons 

 plaited or corrugated. . 1. Cordia Tribe. 

 BB. Style once bifld or 2-part- 

 ed (the divisions some- 

 times coalescent to the 

 top) : stigmas more or , 

 less capitate : cotyle- 

 dons plane 2 



BBB. Style entire, sometimes 

 wanting : stigma shield- 

 or ring-shaped, forming 

 a complete ring sur- 

 mounted usuallv by a 

 tip or appendage which 

 is entire or 2-lobed and 

 varies from hemispher- 

 ical to subulate 3 



AA. Ovary 4-parted (rarely 2- 

 parted) from above into 

 one-celled, one-ovuled di- 

 visions surrounding the 

 base of the undivided 

 (rarely 2-lobed > style: 

 stigma not annular 4. Borage Trie 



1. CORDiA Tribe. 



2. Ehretia Tribe. 



Calyx 5-parted : style 2-fid...2. Ehretia. 



3. Heliotrope Tribe. 



A. Plants sarmentose or twin- 

 ing 3. TOURNEFORTIA. 



AA. Plants are herbs or sub- 

 shrubs 4. Heuothopium. 



4. Borage Tribe. 



Subtribe 1. Nutlets with a flat scar on the inner 

 face which is usuall.y broad, rarely linear, and affixed 

 to a gynobase (which may be flat, convex, conical or 

 ovoid, rarely columnar), the apices not or hardly 

 prominent beyond the scar. 



a. The nutlets divergent or di- 

 varicate (either radiately 

 or in pairs), extended out- 

 ward or backward much 

 beyond the insertion 

 (w'hich is by a roundish 

 or oblong scar) ; gynobase 

 little elevated or broadly 



conical 



B. Stamens included 



c. Nutlets covered with 

 small cups or cavi- 

 ties 5 Omphalodes, 



cc. Nutlets covered with 

 small warts or barbed 



bristles 6. Cynoglossum. 



BB. Stamens exserted 



c. Corolla tube longer than 



spreading lobes 7. Lindelofia. 



cc. Corolla tubular, lobes 

 short, erect or some- 

 what spreading. ....8. SoLE.\ANTHn.s. 

 AA. Nutlets adnate by the inner 

 face or keel to an elevated 

 conical or columnar gyno- 

 base, forming a more or 

 less globose or pyramidal 

 fruit 9, Myosotidutm. 



Subtribe 2. Nutlets with a scar on the Inner face 

 which is flat, (rarely concave), narrow, linear or short, 

 affixed to an elevated gynobase which is conical, ob- 

 long or columnar, the apices erect, free, more or 

 less prominent around the style. 



