Thread-nerved 



A DICTIONARY 



Toothlet 



THREAD SHAPED, see Fili- 

 form. 



THREE - AN GLED, see Trigo- 

 nous. 



THREE-CLEFT, see Trifid. 



THREE - LEAVED, see Trifo- 

 liate. 



THREE - LOBED, having three 

 lobes or segments. 



THREE-NERVED, having three 

 principal veins proceeding 

 from the base of the leaf in 

 monocotyledons. Applied 

 mainly in the floral envelopes 

 of grasses; trinervate; triple- 

 nerved. 



THREE PART'ED, divided into 

 three parts, or having the parts 

 in threes: a three-parted leaf 

 has three lobes or leaflets; a 

 three-parted flower has three 

 petals. 



THREE-RANKED, in three verti- 

 cal rows upon a stem; trifa- 

 rious; tristichous. 



THREE VAlVED, having three 

 valves or dehiscent portions of 

 a pericarp; trivalvular. 



THROAT, see Faux. 



THRUM, an old term for stamen. 



THRUM-EYED, a florist's term for 

 flowers having long, conspicu- 

 ous stamens and a short style. 

 Compare Pin-eyed. 



THYLL, see Tylosis. 



THY/LOSE, see Tylosis. 



THYRSE, a compact panicle, like 

 that of the lilac and grape. 



THYR'SOID, thyrse-like. 



THYR'StJS (pi. Thyrsi), see 

 Thyrse. 



TIGE [pro. tezh], stem. (Rare.) 



TlGfiLLE', see Tigellum. 



TiGEL'LUM (pi. Tigel'la), see 

 Caulicle. 



TlL'LER, n., a sucker or branch 



from the base of the stem. 

 (Obs.) 



TLL'LER, v. i., to put forth new 

 shoots from the root or around 

 the base of the original stalk, 

 as wheat ; stool. Applied 

 mainly to the smaller culti- 

 vated plants of the grass fam- 

 ily. Compare Sucker. 



TlL'LOW (obs.), see Tiller. 



TIMBER-LINE, the upper limit 

 of arborescent vegetation upon 

 high mountains, as determined 

 by cold. 



TiNCTO'RlOUS, capable of serv- 

 ing as a dye. 



TISSUE, a general term for all 

 the material of which plants 

 and animals are formed; par- 

 ticularly, a collection of cells 

 of similar character, as vege- 

 table tissue, epidermal tissue, 

 fibrovascular tissue. 



TiS'SUE-CORD, see Central 

 Cord. 



TO'MENTOSE, covered with 

 matted woolly hairs. 



TOMEN'TOUS, see Tomentose. 



TOMEN'TULOSE, slightly tomen- 

 tose. 



TOMEN'TUM, matted woolly 

 hairs. 



TOMIP'AROUS, producing spores 

 by division. (M. C. Cooke.) 

 See Fissiparous. 



TONGUE, see Ligule. 



TONGUE-SHAPED, long, thick- 

 ened, nearly flat, and rounded 

 at the end; Ungulate; lingui- 

 form; linguaeform. 



TON'OPLAsT, a term sometimes 

 applied to a vacuole-wall. See 

 Vacuole. 



TOOTH, any small, pointed, mar- 

 ginal lobe, especially of a leaf. 



TOOTHED, see DENTATE. 



TOOTH'L^T, a small or second- 

 ary tooth; deuticulation. 



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