78 



ASCYRUM— ASPLENIUM. 



very narrow-linear, straight, glabrous, 

 vrhoiled, Bcattercd ; born in the nectary 

 Rxsert. 2 f. 



tubero'sa, (Ju. Z/.) stem erect, baiiy, 

 with spreading branches; nectary without 

 horns ; leaves oblong-lauceolato, sessile, 

 alternate, somewliat crowded ; umbels nu- 

 merous, forming terminal corymbs. Sandy 

 fields. Flowers larije, bright orange, in 

 numerou.s, erect umbels. Medicinal. Pleu- 

 risy-root, buttertly-weed. 



pavpa-"cula, (r-g. M. 2^.) leaves linear, 

 lanceolate, very long, remote, glabrous 

 with the margm pubescent ; umbels few- 

 flowered. 3-4 f. 



conni'vens (J. 2^.) leaves oblong, oval, 

 mucronate, slightly hairy, sessile; leaves 

 of the nectary usually long, incurved, con- 

 nivent at the summit. 1-2 f. S. 



tomento'sa, {11.) leaves oval, lanceolate, 

 acute, tomentose ; umbels sessile with the 

 horns exsert. 1-2 f. S. 



amplcxicau'lis, (p. w. Ap. IS.) very glab- 

 rous ; stems decumbent ; leaves sessile, 

 cordate, strongly veined, glaucous, ap- 

 pressed ; umbels terminal and axillary. 

 1-2 f. S. 



iiive'a, (Ju. 2^.) loaves ovate, lanceolate, 

 nearly glabrous ; umbels erect, lateral, sol- 

 itary ; stem simple. S. 



angustif(/lia, (g. w. M. 21.) leaves scat- 

 tered, strap-shaped, slightly pubescent ; 

 umbels solitary, terminal ; horns included. 

 8-18 i. S. 



cine'rca, (J. li-) leaves long, linear, oppo- 

 site ; umbels few, terminal, naked ; horns 

 short. 3 f.. S. 



ASCY'RUM. 12-3. (Hypericcs.) [From a, 



■without, skuros, roughness.] 



crux-ondre'(P, (y. Ju. '^ .) stems numerous, 

 subfruticose, terete, with erect branches ; 

 leaves ovate-lisear, obtuse ; inner petals 

 sub-orbicular ; pedicels with 2 bracts ; flow- 

 ers sessile ; styles 1-2. Sandy fields. N. J. 

 to Car. Flowers solitaiy, axillary, nearly 

 sessile, pale yellow. This plant varies so 

 much in the size and number of its leaves, 

 and in the number of its styles, that it 

 seems doubtful whether more than one 

 species are not here included. Sand. St. 

 Peter's wort. 



amplcxicau'lc, (Ap. y. 2^.) erect, spar- 

 ingly branched, with the branches com- 

 pressed ; leaves ovate, oblong, clasping ; 

 outer sepals cordate ; styles 3 to 4. 1-2 f. 

 S. 

 ASIMI'NA. 12—12. (Annona:.) [From the 



Greek asamenos, sad.] 



trilo'ha, (Ap. ^.) leaves oblong, crenate, 

 acuminate, and with the branches emooth- 

 (sh ; flowers on short peduncles; outer pet- 

 als roundish ovate, 4 times as long as the 

 calyx. Banks of streams. N. Y. to Flor. 

 Flowers solitary, dark brown ; fruit large, 

 fleshy, eatable, sweetish. 15-20 f. Amer- 

 ican pap aw tree. 



AyPAR"AOUS. 6—1. [Asparagi.) [A Greek 

 word, signifying a young shoot.] 

 nfficina'lis, (asparagus. Ju. 2^^.) stem her- 



liu^eous, unarmed, sub-erect, terete ; leaves 



bristle-form, soft ; stipules sub-solitary. Nat 



uralizcd. 4 f. 



ASFHODE'LUS. 6—1. {Asphodeli.) [From 



tiie Greek apodelus, ashes, because it was 



formerly planted upon the graves of the 



dead.] 



hi'ieu.f, (asphodel, king's spear. 2^!.) stem 

 leafy ; leaves 3-sided, striate. Ex. 



ravio'sus, stem naked ; leaves ensiform 

 carinate, smooth. Ex. 

 ASPID"IUM. 21—1. {niices.) [Tiom aspides 



round like a shield ; snield-form.] 



viargina'lc, (Ju. 11. ) frond doubly-pin 

 nate ; lesser leafets oblong, obtuse, decur 

 rent, crenate, more deeply crenate at the 

 base ; fruit-dots marginal ; stipe chafiy 

 2-3 f. 

 ASPLE'NIUM. 21-1. (Filices.) [a, without, 



spleen, the spleen, being used in the cure of 



this disease.] 



rhizophylf'him, (walking leaf, Ju. 11) 

 frond lanceolate, stiped, sub-crenate, heart- 

 form ears at the base ; apex very long, li- 

 near-filifunn, rooting. Var. pin" natifi' • 

 dum, leaves with the crenature« so deep 

 as to become sub-pinnatifid. 



ehe'imm, (ebony spleen-wort, Ju. 11.) 

 frond pinnate ; leafets sessile, lanceolate, 

 sen-ulate, cordate at the base, auricled 

 above. 6-10 i. Rocks and dry places. 

 AS"TER. 17—2. (Corymbifcra.) [A Greek 



word, signifying star.] 



A. Leaves entire. 



ri'gidus, (p. y. Au. 2.^.) leaves linear, mu 

 eronate, sub-carinate, rigid, margin rough- 

 ciliate ; the cauline leaves reflexed, the 

 branch ones spreading, subulate ; stem erect, 

 somewhat branched above ; branchlets 

 1-flowered, corymbed ; calyx imbricate, 

 twice as short as the disk, scales obtusish, 

 carinate ; rays about 10-flowered, reflexed. 

 Hardly a foot high. 



linai-iifo'lius, (p. y. Au. 11.) leaves thick 

 set, nerveless, linear, mucronate, dotted, 

 carinate, rough, stiflf, those on the branches 

 recui'v'ed ; stem sub-decumbent ; branches 

 level-topped, 1-flowered ; calyx imbricate, 

 of the length of the disk ; stem rough, pur- 

 phsh. 



miiUiJlo'rus, (w-y Au. to Nov. 2^.) leaves 

 linear, .smoothish ; stem very branching, 

 diffuse, pubescent ; branchlets one way ; 

 calyx imbricate ; scales oblong, scurvy, 

 acute. 



Jlcxu(/s7is, (y. w-p. Au. H.) very glabrous, 

 leaves subulate, linear, somewhat fleshy, 

 sub-reflexed ; stem slender, very branch- 

 ing ; branches and branchlets spreading, 

 bristle-form, 1-flowered ; scales of the pe- 

 duncles divaricate, subulate ; calyx imbri- 

 cate, scales close-pressed, acute. Salt 

 marshes. 



cornifo'Iius, (w. Au. 2^.) glabrous; leaves 

 oblong-ovate, acuminate, short-petioled ; 

 margin rough ; stem glabrous ; panicle 

 few-tlowered ; branches 2-flowered ; calyx 

 sub-imbricate. 



amygdall'nus, (w. S. 2^.) leaves lanceo 

 late, tapering to the base, acuminate, mar 

 gin rough ; stem simple level-topped-co- 



