TILIACE.E MELIACEJE. 51 



4-5, hvpogvnous. Sfamrjis generally numerous, hvpogynous, 

 distinct. Anthers 2-celle(l. Ovary with 4-10 united car- 

 |>cls, with as many stigmas, styles united. Fruit a 2-5- 

 celled. Citjisule with several seeds in each cell. Seeds an- 

 atropous. Leaves alternate, with deciduous stipules. Flow- 

 ers axillary. 



Gtsrs I. CORCHORUS. 



Sepals 4-5. Petals 4-5, hypogynous. Stamens indefi- 

 nite, rarely eipuil the number of j)etals. Styles short. Stig- 

 mas 2-5. Capsule 2-5-celled, with a loculicidal dehiscence, 

 pod-like. Seeds numerous, 



1. C. Sn.iQiosus. Stem branching. Leaves ovate or broad-lanceolate, 

 serrate. Floirt-rs generally with 4 sepals and petals, late in the summer, of* 

 ien 3. Cupstde pod-shaped, 2-valved. many seeded, linear. 

 Yellow. Tjl Through the summer. 



Gents II. TILIA. 



iSf/)a/A' 5, united at the base, deciduous. Petals 5. Sta- 

 »ir?w numerous, hypogynous. Or«r^ 5-celle(J, witii 2-ovules 

 in each cell, fjlobose. Fruit ligneous, or coriaceous, some- 

 times only 1-celled, l-2.seeded. Trees with simple, alter- 

 nate, cordate leaves. Flowers with the peduncle attached to 

 an oblong, foliaceous, bract. 



1. T. A^' V A largo, beautiful tree, with light, soft, white wood. 

 Leaves obli rJuie, nearly orMcuiar, glabrous, somewliat coriaceous. 

 Ftmcrrs in axiiiary cymes. Sepals lanceolate pubescent without, woodv 

 within. Petals truncated at the summit, longer than the sepals. Fruit small, 

 covered with a grayish pubescence- 

 Yellowish, b. May — June. On the coast from Penn. to Geo. 20-60 ft 



2. T. Alba. Leaves cordate, glabrous, pubescent beneath, sparingly 

 toothed. Flouxrs m loose panicles. Petals emarginate. Styles longer than 

 tbd petals. 



Yellowish, ^l. May— June. On the coast from Penn. to Geo. 30-50 ft. 



3. T. PuBESCEKs. Trees with young branehes, pubescent, old ones gla- 

 brou<». Jjeavf.* alternate, cordate, glabrous on the upper surface, pubescent 

 be! • ' ' \- mucronate. Floivrrs with the sepals scarcely uni- 

 ted, -e, acute, tomtntose. Petals lanceolate, longer than 

 the caivi, cR iuiiaic ut the summit. 



Yellow. 4- -^'^y — June. Fertile soils. Low and Middle country. 20-60 ft. 



Order XXXIII. MELIACEvE. 



Sepals 5, united at the base, with an imbricate ajstivation. 

 Petals .), hypogynous, longer than the sepals, often cohering 

 at the base or attached to the stamen tube. *S7rtmr/?.5 usually 

 10, usually v.iih united filaments. Anthers sessile within the 

 orifice of the tube. Ovary 5-celled, 1-2 ovules in each cell. 

 Frut/ capsular, S-celled, l-seeded. »S'eef/.? mostly anatropous, 

 cotyledons foliaceous, albumen fleshy. 



