Ixxxiv 



GARDEN BOTANY. 



Iris ; perianth 6-parted down to the ovary, the divisions all alike, buff-yellow 

 or orange, with darker spots. 



5. Crocus vernus, SPRING CROCUS. Corm or solid bulb sending up its 

 flower (yellow and of various other colors) in early spring, and soon after- 

 wards producing the short leaves. To this belong all our common and hardy 

 Crocuses of the gardens. 



C. sativus, FALL CROCUS, with violet purple and more fragrant flowers, 

 in autumn, is hardly ever seen in this country. Its orange-red stigmas are 

 saffron. 



ORDER DIOSCOREACEjE. YAM FAMILY. 



Manual, p. 460. Recently introduced into cultivation as an esculent is 



1. DioSCOrea Batatas, a glabrous species from China, with cordate-3-lobed 

 or cordate-hastate leaves, and long and deep farinaceous roots ; proposed as a 

 substitute for the potato ; of not much account. 



ORDER LILIACE-SI. LILY FAMILY. 



Manual, p. 465. Furnishes some esculent and many well-known ornamental 

 plants. 



Bulbous plants, the simple stem or scape rising from a bulb. 

 Stem few-leaved toward the base, terminated by a large and 

 showy erect flower, of bell-shaped form ; perianth 6-leaved : 

 style none : stigma sessile : ovary 3-sided : bulb coated. . 1. TULIP A. 

 Stem many-leaved : flowers large, 6-leaved : style elongated. 

 A pearly nectariferous gland at the base of each piece of the 

 perianth : a crown of green leaves above the whorl of nod- 

 ding flowers : bulb coated 2. PBTILITJM. 



No conspicuous glands to the perianth : bulb scaly. . . 3. L1LIUM. 



Scape leafless, from a coated bulb : flowers not very large. 

 Perianth divided to the base or 6-leaved. 

 Flowers cory tubed ; style 3-sided. . . Man. p. 468. ORNITHOGALUM. 



Flowers umbelled, from a spathe 4. ALLIUM. 



Perianth 6-toothed, globular or ovoid : flowers racemed. 6. MUSCAKI. 



Perianth 6-cleft, short funnel-form : flowers racemed. . . 6. HYACINTHTJS. 

 Not bulbous, but with rootstocks, tubers, or fibrous roots. 

 Perianth tubular at the base : stamens more or less declined and 



curved : flowers large, and 



Blue, in a many-flowered umbel : leaves linear. ... 7. AGAPANTHUS. 

 Blue or white, in a raceme : leaves ovate or heart-shaped. . 8. FUNKIA. 



Yellow or orange, few ; leaves linear, keeled 9. 1IEMEKOCALLIS. 



Perianth bell-shaped, 6-lobed : flowers small, white, in a raceme. 10. CONVALLARIA. 

 Perianth 6-parted or 6-leaved, greenish : flowers small, axillary : 

 fruit a berry : stems (from matted rootstocks) much branched : 

 leaves (which are strictly speaking leaf like branchlets) spring- 

 ing from the axil of a small scale. 



Stem erect : leaves bristle-shaped or thread-like, fascicled. . 11. ASPARAGUS. 

 Stem twining and climbing: leaves ovate, single. . . 12. MYRSIPHYLLUM 



Perianth 6-leaved, white, large, tulip-like: flowers in a large 

 panicle terminating a woody stem : leaves persistent, rigid, 

 spiny-pointed Man. p. 471. YUCCA. 



