EXOGENS. jgg 



luembrauous, 4-angled, compressed, inflated ; in a hd. Lvs. palmati- 

 lobed ; cauline few. Fls. white, corymbose. Khiz. % ; stem 2°-3° 

 Mgh; rad. lvs. large, 5-9-lobed. Mts., Va., Ky., W. to 111. 



Tribe 4. Sep. imb., usually petaloid, sometimes spurred (Myosiirus). 

 Pet. 0; or plane, claw nectariferous (Myosurus, Callianthemum), or 

 not nectariferous (Adonis). Carpels l-ovuled ; ov. pend., raphe dor- 

 sal. Akaines dry, rarely fleshy (Knowltfinia). Lvs. all rad. ; or 

 cauline alt. Stem erect. 6 gen., 132 spec, both worlds. 1. My- 

 osiirus, MouSETAiL. Sep. 5-6-7, spurred below their insertion. Pet. 

 = Sep., narrow; claw nectariferous at top. Akaines minute, on a 

 long gynophore, imitating the tail of a mouse ; style short, persist. 

 Lvs. ent., linear-spatulate, erect, all rad. PI. minute, yellow. Scape 

 1-flowered. 2 spec, Q ; Eur., Asia, Af., Australasia, Am. M. 

 minimus, scape 3' high; Gt. Brit., XJ. S., meadows, prairies, bottom- 

 lands. M. aristata, similar; styles longer, divergent. Chili, Nevada, 

 Utah. 3. Callianthemum. Sep. 5, herbaceous, decid. Pet. 5-15, 

 nectariferous pit at base. Akaines many, in a hd. Style short, persist. 

 Alpine, low ; rhiz. Q|.. Rad. lvs. decompound ; cauline few or ; fls. 

 white. 2 spec, Eur., Asia. 



3. Adonis. Sep. 6-8, colored, decid. Pet. 5-16, often spotted at 

 base. Akaines many, in a hd. or spike ; style short, persist., straight 

 or hooked. Lvs. pinnatipartite, multifld. Fls. sol., large, yellow or 

 red. Q|., 1°-18' high. 3 spec, Eur., Asia. Many flne varieties. 

 A. autumndlis, fl. crimson ; A. xstivdlis, fl. scarlet, ; called Pheas- 

 ant's Eye, Blood-Drop, Flos-Adonis. Eur. A. sibirica, 'Jj., fls. yel- 

 low. Siberia. 4. Knowltonia. Sep. 5, herbaceous, decid. Pet. 5- 

 16. Akaines fleshy or pulpy, in a hd. ; style decid. Rad. lvs. stift', 

 decompound ; cauline small or bract-like, or 0. Fls. greenish or yel- 

 lowish ; peduncles often irregularly umbellate. Erect; l°-2° high; 

 rhiz. 4. Very acrid. Aspect of Umbelh'ferae. 5 spec. Cape G. H. 

 5. Anemone. Sep. 4-20, petaloid. Pet. or represented by stipitate 

 glands. Akaines numerous, in a hd., each tipped by the persist, 

 naked or bearded style. Lvs. rad., lobed or dissected. Scape hairy, 

 naked, except for an involucre of 3 lvs. below the sol. fl. Pis. of all 

 coloi-s. Rhiz. Q|.. 70 spec. , both worlds. S Se.ctwns: Sec. 1. Hepdtiea. 

 Involucre close to fl. A. Hepdfica (H. triloba), se-p. 6-9. Fl. sol., blue, 

 purple, white. 4'-6'high. Sta., Fig. 168, G. Eur. ; introduced U. S. 

 H. acutiloba, similar, lobes of If. acute. Sep. 7-9, fl. pale purple, pink, 

 white. Vt., N. Y. to "Wis. Sec. 2. Anemone, Wind Flower. In- 

 volucre far below fl. Lvs. often ternate. Akaines beaked with a short 

 point; fl. sol., long-peduncled. Many fine spec, and var. in cultiva- 

 tion ; fls. of all colors. A. nemorosa. Wood AnemonS). Lvs. long- 

 petioled, 3-5-foliolate. Scape 8'-10' high. Rad. If. sol. Involucre 

 of 3 lvs. Fl. V wide; sep. 4-7, white, rosy-purple outside. Akaines 

 15-20 ' Eur. Introduced TJ. S. A. ranunculoldes, similar, fls. yel- 

 low Eur A. npennma, similar, fls. blue. S. Eur. A. virginidna. 

 Lvs, long-petioled, 3-parted. Primary scape involuorate ; producing 

 2 secondaiT scapes, with 2-leaved involucres, thus branching and 

 flowering all summer. 2°-3° high. Akaines co in a dense hd. Com- 

 mon US A. cylindrica. Lvs. long-petioled, 8-cleft. Scape with 

 2-6 fls sol on long peduncles springing from a common involucre ; 

 lvs of' involucre 2 or 3 times as many as peduncles ; fls. greenish 

 white small Fr- of last. Mass. to Iowa. A. multifila, similar, lvs. 



